1317 lines
44 KiB
TypeScript
1317 lines
44 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {NgForOfContext} from '@angular/common';
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import {Component} from '../../src/core';
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import {defineComponent} from '../../src/render3/definition';
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import {i18nApply, i18nExpMapping, i18nInterpolation, i18nInterpolationV, i18nMapping} from '../../src/render3/i18n';
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import {bind, container, containerRefreshEnd, containerRefreshStart, elementEnd, elementProperty, elementStart, embeddedViewEnd, embeddedViewStart, projection, projectionDef, text, textBinding} from '../../src/render3/instructions';
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import {RenderFlags} from '../../src/render3/interfaces/definition';
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import {NgForOf} from './common_with_def';
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import {ComponentFixture, TemplateFixture} from './render_util';
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describe('Runtime i18n', () => {
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it('should support html elements', () => {
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// Html tags are replaced by placeholders.
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// Open tag placeholders are never re-used (closing tag placeholders can be).
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const MSG_DIV_SECTION_1 =
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`{$START_C}trad 1{$END_C}{$START_A}trad 2{$START_B}trad 3{$END_B}{$END_A}`;
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const i18n_1 =
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i18nMapping(MSG_DIV_SECTION_1, [{START_A: 1, START_B: 2, START_REMOVE_ME: 3, START_C: 4}]);
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// Initial template:
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// <div i18n>
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// <a>
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// <b></b>
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// <remove-me></remove-me>
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// </a>
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// <c></c>
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// </div>
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// Translated to:
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// <div i18n>
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// <c>trad 1</c>
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// <a>
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// trad 2
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// <b>trad 3</b>
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// </a>
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// </div>
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function createTemplate() {
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elementStart(0, 'div');
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{ // Start of translated section 1
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// - i18n sections do not contain any text() instruction
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elementStart(1, 'a'); // START_A
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{
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elementStart(2, 'b'); // START_B
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elementEnd();
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elementStart(3, 'remove-me'); // START_REMOVE_ME
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elementEnd();
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}
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elementEnd();
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elementStart(4, 'c'); // START_C
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elementEnd();
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} // End of translated section 1
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elementEnd();
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i18nApply(1, i18n_1[0]);
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}
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const fixture = new TemplateFixture(createTemplate);
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expect(fixture.html).toEqual('<div><c>trad 1</c><a>trad 2<b>trad 3</b></a></div>');
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});
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it('should support expressions', () => {
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const MSG_DIV_SECTION_1 = `start {$EXP_2} middle {$EXP_1} end`;
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const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, null, [{EXP_1: 1, EXP_2: 2}]);
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class MyApp {
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exp1 = '1';
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exp2 = '2';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// <div i18n>
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// {{exp1}} {{exp2}}
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// </div>
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// Translated to:
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// <div i18n>
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// start {{exp2}} middle {{exp1}} end
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// </div>
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template: (rf: RenderFlags, ctx: MyApp) => {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'div');
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{
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// Start of translated section 1
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// One text node is added per expression in the interpolation
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text(1); // EXP_1
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text(2); // EXP_2
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// End of translated section 1
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}
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elementEnd();
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i18nApply(1, i18n_1[0]);
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, bind(ctx.exp1));
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textBinding(2, bind(ctx.exp2));
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html).toEqual('<div>start 2 middle 1 end</div>');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html).toEqual('<div>start 2 middle 1 end</div>');
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// Change the expressions
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fixture.component.exp1 = 'expr 1';
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fixture.component.exp2 = 'expr 2';
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fixture.update();
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expect(fixture.html).toEqual('<div>start expr 2 middle expr 1 end</div>');
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});
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it('should support expressions on removed nodes', () => {
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const MSG_DIV_SECTION_1 = `message`;
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const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, null, [{EXP_1: 1}]);
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class MyApp {
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exp1 = '1';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// <div i18n>
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// {{exp1}}
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// </div>
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// Translated to:
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// <div i18n>
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// message
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// </div>
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template: (rf: RenderFlags, ctx: MyApp) => {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'div');
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{
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// Start of translated section 1
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text(1); // EXP_1 will be removed
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// End of translated section 1
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}
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elementEnd();
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i18nApply(1, i18n_1[0]);
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, bind(ctx.exp1));
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html).toEqual('<div>message</div>');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html).toEqual('<div>message</div>');
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// Change the expressions
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fixture.component.exp1 = 'expr 1';
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fixture.update();
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expect(fixture.html).toEqual('<div>message</div>');
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});
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it('should support expressions in attributes', () => {
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const MSG_DIV_SECTION_1 = `start {$EXP_2} middle {$EXP_1} end`;
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const i18n_1 = i18nExpMapping(MSG_DIV_SECTION_1, {EXP_1: 0, EXP_2: 1});
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class MyApp {
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exp1: any = '1';
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exp2: any = '2';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// <div i18n i18n-title title="{{exp1}}{{exp2}}"></div>
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// Translated to:
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// <div i18n i18n-title title="start {{exp2}} middle {{exp1}} end"></div>
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template: (rf: RenderFlags, ctx: MyApp) => {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'div');
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// Start of translated section 1
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// End of translated section 1
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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elementProperty(0, 'title', i18nInterpolation(i18n_1, 2, ctx.exp1, ctx.exp2));
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html).toEqual('<div title="start 2 middle 1 end"></div>');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html).toEqual('<div title="start 2 middle 1 end"></div>');
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// Change the expressions
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fixture.component.exp1 = function test() {};
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fixture.component.exp2 = null;
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fixture.update();
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expect(fixture.html).toEqual('<div title="start middle test end"></div>');
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});
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it('should support both html elements, expressions and expressions in attributes', () => {
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const MSG_DIV_SECTION_1 = `{$EXP_1} {$START_P}trad {$EXP_2}{$END_P}`;
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const MSG_ATTR_1 = `start {$EXP_2} middle {$EXP_1} end`;
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const i18n_1 = i18nMapping(
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MSG_DIV_SECTION_1,
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[{START_REMOVE_ME_1: 2, START_REMOVE_ME_2: 3, START_REMOVE_ME_3: 4, START_P: 5}],
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[{EXP_1: 1, EXP_2: 6, EXP_3: 7}]);
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const i18n_2 = i18nExpMapping(MSG_ATTR_1, {EXP_1: 0, EXP_2: 1});
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class MyApp {
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exp1 = '1';
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exp2 = '2';
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exp3 = '3';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// <div i18n i18n-title title="{{exp1}}{{exp2}}">
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// {{exp1}}
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// <remove-me-1>
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// <remove-me-2></remove-me-2>
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// <remove-me-3></remove-me-3>
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// </remove-me-1>
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// <p>
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// {{exp2}}
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// </p>
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// {{exp3}}
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// </div>
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// Translated to:
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// <div i18n i18n-title title="start {{exp2}} middle {{exp1}} end">
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// {{exp1}}
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// <p>
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// trad {{exp2}}
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// </p>
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// </div>
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template: (rf: RenderFlags, ctx: MyApp) => {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'div');
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{
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// Start of translated section 1
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text(1); // EXP_1
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elementStart(2, 'remove-me-1'); // START_REMOVE_ME_1
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{
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elementStart(3, 'remove-me-2'); // START_REMOVE_ME_2
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elementEnd();
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elementStart(4, 'remove-me-3'); // START_REMOVE_ME_3
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elementEnd();
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}
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elementEnd();
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elementStart(5, 'p'); // START_P
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{ text(6); } // EXP_2
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elementEnd();
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text(7); // EXP_3
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// End of translated section 1
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}
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elementEnd();
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i18nApply(1, i18n_1[0]);
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, bind(ctx.exp1));
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textBinding(6, bind(ctx.exp2));
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textBinding(7, bind(ctx.exp3));
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elementProperty(0, 'title', i18nInterpolation(i18n_2, 2, ctx.exp1, ctx.exp2));
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html).toEqual('<div title="start 2 middle 1 end">1 <p>trad 2</p></div>');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html).toEqual('<div title="start 2 middle 1 end">1 <p>trad 2</p></div>');
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// Change the expressions
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fixture.component.exp1 = 'expr 1';
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fixture.component.exp2 = 'expr 2';
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fixture.update();
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expect(fixture.html)
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.toEqual('<div title="start expr 2 middle expr 1 end">expr 1 <p>trad expr 2</p></div>');
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});
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it('should support multiple i18n elements', () => {
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const MSG_DIV_SECTION_1 = `trad {$EXP_1}`;
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const MSG_DIV_SECTION_2 = `{$START_C}trad{$END_C}`;
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const MSG_ATTR_1 = `start {$EXP_2} middle {$EXP_1} end`;
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const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, null, [{EXP_1: 2}]);
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const i18n_2 = i18nMapping(MSG_DIV_SECTION_2, [{START_C: 5}]);
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const i18n_3 = i18nExpMapping(MSG_ATTR_1, {EXP_1: 0, EXP_2: 1});
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class MyApp {
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exp1 = '1';
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exp2 = '2';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// <div>
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// <a i18n>
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// {{exp1}}
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// </a>
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// hello
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// <b i18n i18n-title title="{{exp1}}{{exp2}}">
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// <c></c>
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// </b>
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// </div>
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// Translated to:
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// <div>
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// <a i18n>
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// trad {{exp1}}
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// </a>
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// hello
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// <b i18n i18n-title title="start {{exp2}} middle {{exp1}} end">
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// <c>trad</c>
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// </b>
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// </div>
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template: (rf: RenderFlags, ctx: MyApp) => {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'div');
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{
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elementStart(1, 'a');
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{
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// Start of translated section 1
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text(2); // EXP_1
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// End of translated section 1
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}
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elementEnd();
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text(3, 'hello');
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elementStart(4, 'b');
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{
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// Start of translated section 2
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elementStart(5, 'c'); // START_C
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elementEnd();
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// End of translated section 2
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}
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elementEnd();
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}
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elementEnd();
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i18nApply(2, i18n_1[0]);
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i18nApply(5, i18n_2[0]);
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}
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if (rf & RenderFlags.Update) {
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textBinding(2, bind(ctx.exp1));
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elementProperty(4, 'title', i18nInterpolation(i18n_3, 2, ctx.exp1, ctx.exp2));
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html)
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.toEqual('<div><a>trad 1</a>hello<b title="start 2 middle 1 end"><c>trad</c></b></div>');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html)
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.toEqual('<div><a>trad 1</a>hello<b title="start 2 middle 1 end"><c>trad</c></b></div>');
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// Change the expressions
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fixture.component.exp1 = 'expr 1';
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fixture.component.exp2 = 'expr 2';
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fixture.update();
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expect(fixture.html)
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.toEqual(
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'<div><a>trad expr 1</a>hello<b title="start expr 2 middle expr 1 end"><c>trad</c></b></div>');
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});
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describe('view containers / embedded templates', () => {
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it('should support containers', () => {
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const MSG_DIV_SECTION_1 = `valeur: {$EXP_1}`;
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// The indexes are based on the main template function
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const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, null, [{EXP_1: 0}]);
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class MyApp {
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exp1 = '1';
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static ngComponentDef = defineComponent({
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type: MyApp,
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factory: () => new MyApp(),
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selectors: [['my-app']],
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// Initial template:
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// before (
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// % if (condition) { // with i18n
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// value: {{exp1}}
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// % }
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// ) after
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// Translated :
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// before (
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// % if (condition) { // with i18n
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// valeur: {{exp1}}
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// % }
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// ) after
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template: (rf: RenderFlags, myApp: MyApp) => {
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if (rf & RenderFlags.Create) {
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text(0, 'before (');
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container(1);
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text(2, ') after');
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}
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if (rf & RenderFlags.Update) {
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containerRefreshStart(1);
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{
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let rf0 = embeddedViewStart(0);
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if (rf0 & RenderFlags.Create) {
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// Start of translated section 1
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text(0); // EXP_1
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// End of translated section 1
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i18nApply(0, i18n_1[0]);
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}
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if (rf0 & RenderFlags.Update) {
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textBinding(0, bind(myApp.exp1));
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}
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embeddedViewEnd();
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}
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containerRefreshEnd();
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}
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}
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});
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}
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const fixture = new ComponentFixture(MyApp);
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expect(fixture.html).toEqual('before (valeur: 1) after');
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// Change detection cycle, no model changes
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fixture.update();
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expect(fixture.html).toEqual('before (valeur: 1) after');
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});
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it('should support ng-container', () => {
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const MSG_DIV_SECTION_1 = `{$START_B}{$END_B}`;
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// With ng-container the i18n node doesn't create any element at runtime which means that
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// its children are not the only children of their parent, some nodes which are not
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// translated might also be the children of the same parent.
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// This is why we need to pass the `lastChildIndex` to `i18nMapping`
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const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, [{START_B: 2, START_C: 3}], null, null, 4);
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// Initial template:
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// <div i18n>
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// <a></a>
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// <ng-container i18n>
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// <b></b>
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// <c></c>
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// </ng-container>
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// <d></d>
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// </div>
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// Translated to:
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// <div i18n>
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// <a></a>
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// <ng-container i18n>
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// <b></b>
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// </ng-container>
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// <d></d>
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// </div>
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function createTemplate() {
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elementStart(0, 'div');
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{
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elementStart(1, 'a');
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elementEnd();
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{
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// Start of translated section 1
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elementStart(2, 'b'); // START_B
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elementEnd();
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elementStart(3, 'c'); // START_C
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elementEnd();
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// End of translated section 1
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}
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elementStart(4, 'd');
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elementEnd();
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}
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elementEnd();
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i18nApply(2, i18n_1[0]);
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}
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const fixture = new TemplateFixture(createTemplate);
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expect(fixture.html).toEqual('<div><a></a><b></b><d></d></div>');
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});
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it('should support embedded templates', () => {
|
|
const MSG_DIV_SECTION_1 = `{$START_LI}valeur: {$EXP_1}!{$END_LI}`;
|
|
// The indexes are based on each template function
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [{START_LI: 1}, {START_LI: 0}], [null, {EXP_1: 1}], ['START_LI']);
|
|
class MyApp {
|
|
items: string[] = ['1', '2'];
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">value: {{item}}</li>
|
|
// </ul>
|
|
|
|
// Translated to:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">valeur: {{item}}</li>
|
|
// </ul>
|
|
template: (rf: RenderFlags, myApp: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'ul');
|
|
{
|
|
// Start of translated section 1
|
|
container(1, liTemplate, null, ['ngForOf', '']); // START_LI
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(1, 'ngForOf', bind(myApp.items));
|
|
}
|
|
|
|
function liTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 2
|
|
elementStart(0, 'li'); // START_LI
|
|
{ text(1); } // EXP_1
|
|
elementEnd();
|
|
// End of translated section 2
|
|
i18nApply(0, i18n_1[1]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
},
|
|
directives: () => [NgForOf]
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(fixture.html).toEqual('<ul><li>valeur: 1!</li><li>valeur: 2!</li></ul>');
|
|
|
|
// Change detection cycle, no model changes
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: 1!</li><li>valeur: 2!</li></ul>');
|
|
|
|
// Remove the last item
|
|
fixture.component.items.length = 1;
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: 1!</li></ul>');
|
|
|
|
// Change an item
|
|
fixture.component.items[0] = 'one';
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: one!</li></ul>');
|
|
|
|
// Add an item
|
|
fixture.component.items.push('two');
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: one!</li><li>valeur: two!</li></ul>');
|
|
});
|
|
|
|
it('should support sibling embedded templates', () => {
|
|
const MSG_DIV_SECTION_1 =
|
|
`{$START_LI_0}valeur: {$EXP_1}!{$END_LI_0}{$START_LI_1}valeur bis: {$EXP_2}!{$END_LI_1}`;
|
|
// The indexes are based on each template function
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [null, {START_LI_0: 0}, {START_LI_1: 0}],
|
|
[{START_LI_0: 1, START_LI_1: 2}, {EXP_1: 1}, {EXP_2: 1}], ['START_LI_0', 'START_LI_1']);
|
|
class MyApp {
|
|
items: string[] = ['1', '2'];
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">value: {{item}}</li>
|
|
// <li *ngFor="let item of items">value bis: {{item}}</li>
|
|
// </ul>
|
|
|
|
// Translated to:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">valeur: {{item}}!</li>
|
|
// <li *ngFor="let item of items">valeur bis: {{item}}!</li>
|
|
// </ul>
|
|
template: (rf: RenderFlags, myApp: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'ul');
|
|
{
|
|
// Start of translated section 1
|
|
container(1, liTemplate, null, ['ngForOf', '']); // START_LI_0
|
|
container(2, liTemplateBis, null, ['ngForOf', '']); // START_LI_1
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(1, 'ngForOf', bind(myApp.items));
|
|
elementProperty(2, 'ngForOf', bind(myApp.items));
|
|
}
|
|
|
|
function liTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 2
|
|
elementStart(0, 'li'); // START_LI_0
|
|
{ text(1); } // EXP_1
|
|
elementEnd();
|
|
// End of translated section 2
|
|
i18nApply(0, i18n_1[1]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
|
|
function liTemplateBis(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 3
|
|
elementStart(0, 'li'); // START_LI_1
|
|
{ text(1); } // EXP_2
|
|
elementEnd();
|
|
// End of translated section 3
|
|
i18nApply(0, i18n_1[2]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
},
|
|
directives: () => [NgForOf]
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li>valeur: 1!</li><li>valeur: 2!</li><li>valeur bis: 1!</li><li>valeur bis: 2!</li></ul>');
|
|
|
|
// Change detection cycle, no model changes
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li>valeur: 1!</li><li>valeur: 2!</li><li>valeur bis: 1!</li><li>valeur bis: 2!</li></ul>');
|
|
|
|
// Remove the last item
|
|
fixture.component.items.length = 1;
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: 1!</li><li>valeur bis: 1!</li></ul>');
|
|
|
|
// Change an item
|
|
fixture.component.items[0] = 'one';
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>valeur: one!</li><li>valeur bis: one!</li></ul>');
|
|
|
|
// Add an item
|
|
fixture.component.items.push('two');
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li>valeur: one!</li><li>valeur: two!</li><li>valeur bis: one!</li><li>valeur bis: two!</li></ul>');
|
|
});
|
|
|
|
it('should support nested embedded templates', () => {
|
|
const MSG_DIV_SECTION_1 = `{$START_LI}{$START_SPAN}valeur: {$EXP_1}!{$END_SPAN}{$END_LI}`;
|
|
// The indexes are based on each template function
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [null, {START_LI: 0}, {START_SPAN: 0}],
|
|
[{START_LI: 1}, {START_SPAN: 1}, {EXP_1: 1}], ['START_LI', 'START_SPAN']);
|
|
class MyApp {
|
|
items: string[] = ['1', '2'];
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">
|
|
// <span *ngFor="let item of items">value: {{item}}</span>
|
|
// </li>
|
|
// </ul>
|
|
|
|
// Translated to:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">
|
|
// <span *ngFor="let item of items">valeur: {{item}}!</span>
|
|
// </li>
|
|
// </ul>
|
|
template: (rf: RenderFlags, myApp: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'ul');
|
|
{
|
|
// Start of translated section 1
|
|
container(1, liTemplate, null, ['ngForOf', '']); // START_LI
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(1, 'ngForOf', bind(myApp.items));
|
|
}
|
|
|
|
function liTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 2
|
|
elementStart(0, 'li'); // START_LI
|
|
{
|
|
container(1, spanTemplate, null, ['ngForOf', '']); // START_SPAN
|
|
}
|
|
elementEnd();
|
|
// End of translated section 2
|
|
i18nApply(0, i18n_1[1]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
elementProperty(1, 'ngForOf', bind(myApp.items));
|
|
}
|
|
}
|
|
|
|
function spanTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 3
|
|
elementStart(0, 'span'); // START_SPAN
|
|
{ text(1); } // EXP_1
|
|
elementEnd();
|
|
// End of translated section 3
|
|
i18nApply(0, i18n_1[2]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
},
|
|
directives: () => [NgForOf]
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li><span>valeur: 1!</span><span>valeur: 2!</span></li><li><span>valeur: 1!</span><span>valeur: 2!</span></li></ul>');
|
|
|
|
// Change detection cycle, no model changes
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li><span>valeur: 1!</span><span>valeur: 2!</span></li><li><span>valeur: 1!</span><span>valeur: 2!</span></li></ul>');
|
|
|
|
// Remove the last item
|
|
fixture.component.items.length = 1;
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li><span>valeur: 1!</span></li></ul>');
|
|
|
|
// Change an item
|
|
fixture.component.items[0] = 'one';
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li><span>valeur: one!</span></li></ul>');
|
|
|
|
// Add an item
|
|
fixture.component.items.push('two');
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<ul><li><span>valeur: one!</span><span>valeur: two!</span></li><li><span>valeur: one!</span><span>valeur: two!</span></li></ul>');
|
|
});
|
|
|
|
it('should be able to move template directives around', () => {
|
|
const MSG_DIV_SECTION_1 =
|
|
`{$START_LI_0}début{$END_LI_0}{$START_LI_1}valeur: {$EXP_1}{$END_LI_1}fin`;
|
|
// The indexes are based on each template function
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [{START_LI_0: 1, START_LI_2: 3}, {START_LI_1: 0}],
|
|
[{START_LI_1: 2}, {EXP_1: 1}], ['START_LI_1']);
|
|
|
|
class MyApp {
|
|
items: string[] = ['first', 'second'];
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <ul i18n>
|
|
// <li>start</li>
|
|
// <li *ngFor="let item of items">value: {{item}}</li>
|
|
// <li>delete me</li>
|
|
// </ul>
|
|
|
|
// Translated to:
|
|
// <ul i18n>
|
|
// <li>début</li>
|
|
// <li *ngFor="let item of items">valeur: {{item}}</li>
|
|
// fin
|
|
// </ul>
|
|
template: (rf: RenderFlags, myApp: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'ul');
|
|
{
|
|
// Start of translated section 1
|
|
elementStart(1, 'li'); // START_LI_0
|
|
elementEnd();
|
|
container(2, liTemplate, null, ['ngForOf', '']); // START_LI_1
|
|
elementStart(3, 'li'); // START_LI_2
|
|
{ text(4, 'delete me'); }
|
|
elementEnd();
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(2, 'ngForOf', bind(myApp.items));
|
|
}
|
|
|
|
function liTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 2
|
|
elementStart(0, 'li'); // START_LI_1
|
|
{ text(1); } // EXP_1
|
|
elementEnd();
|
|
// End of translated section 2
|
|
i18nApply(0, i18n_1[1]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
},
|
|
directives: () => [NgForOf]
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(fixture.html)
|
|
.toEqual('<ul><li>début</li><li>valeur: first</li><li>valeur: second</li>fin</ul>');
|
|
|
|
// // Change detection cycle, no model changes
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual('<ul><li>début</li><li>valeur: first</li><li>valeur: second</li>fin</ul>');
|
|
|
|
// Remove the last item
|
|
fixture.component.items.length = 1;
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>début</li><li>valeur: first</li>fin</ul>');
|
|
|
|
// Change an item
|
|
fixture.component.items[0] = 'one';
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul><li>début</li><li>valeur: one</li>fin</ul>');
|
|
|
|
// Add an item
|
|
fixture.component.items.push('two');
|
|
fixture.update();
|
|
expect(fixture.html)
|
|
.toEqual('<ul><li>début</li><li>valeur: one</li><li>valeur: two</li>fin</ul>');
|
|
});
|
|
|
|
it('should be able to remove containers', () => {
|
|
const MSG_DIV_SECTION_1 = `loop`;
|
|
// The indexes are based on each template function
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [{START_LI: 1}, {START_LI: 0}], [null, {EXP_1: 1}], ['START_LI']);
|
|
|
|
class MyApp {
|
|
items: string[] = ['first', 'second'];
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <ul i18n>
|
|
// <li *ngFor="let item of items">value: {{item}}</li>
|
|
// </ul>
|
|
|
|
// Translated to:
|
|
// <ul i18n>
|
|
// loop
|
|
// </ul>
|
|
template: (rf: RenderFlags, myApp: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'ul');
|
|
{
|
|
// Start of translated section 1
|
|
container(1, liTemplate, undefined, ['ngForOf', '']); // START_LI
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(1, 'ngForOf', bind(myApp.items));
|
|
}
|
|
|
|
function liTemplate(rf1: RenderFlags, row: NgForOfContext<string>) {
|
|
if (rf1 & RenderFlags.Create) {
|
|
// This is a container so the whole template is a translated section
|
|
// Start of translated section 2
|
|
elementStart(0, 'li'); // START_LI
|
|
{ text(1); } // EXP_1
|
|
elementEnd();
|
|
// End of translated section 2
|
|
i18nApply(0, i18n_1[1]);
|
|
}
|
|
if (rf1 & RenderFlags.Update) {
|
|
textBinding(1, bind(row.$implicit));
|
|
}
|
|
}
|
|
},
|
|
directives: () => [NgForOf]
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(fixture.html).toEqual('<ul>loop</ul>');
|
|
|
|
// Change detection cycle, no model changes
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul>loop</ul>');
|
|
|
|
// Remove the last item
|
|
fixture.component.items.length = 1;
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul>loop</ul>');
|
|
|
|
// Change an item
|
|
fixture.component.items[0] = 'one';
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul>loop</ul>');
|
|
|
|
// Add an item
|
|
fixture.component.items.push('two');
|
|
fixture.update();
|
|
expect(fixture.html).toEqual('<ul>loop</ul>');
|
|
});
|
|
});
|
|
|
|
describe('projection', () => {
|
|
it('should project the translations', () => {
|
|
@Component({selector: 'child', template: '<p><ng-content></ng-content></p>'})
|
|
class Child {
|
|
static ngComponentDef = defineComponent({
|
|
type: Child,
|
|
selectors: [['child']],
|
|
factory: () => new Child(),
|
|
template: (rf: RenderFlags, cmp: Child) => {
|
|
if (rf & RenderFlags.Create) {
|
|
projectionDef(0);
|
|
elementStart(1, 'p');
|
|
{ projection(2, 0); }
|
|
elementEnd();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const MSG_DIV_SECTION_1 =
|
|
`{$START_CHILD}Je suis projeté depuis {$START_B}{$EXP_1}{$END_B}{$END_CHILD}`;
|
|
const i18n_1 = i18nMapping(
|
|
MSG_DIV_SECTION_1, [{
|
|
START_CHILD: 1,
|
|
START_B: 2,
|
|
START_REMOVE_ME_1: 4,
|
|
START_REMOVE_ME_2: 5,
|
|
START_REMOVE_ME_3: 6
|
|
}],
|
|
[{EXP_1: 3}]);
|
|
const MSG_ATTR_1 = `Enfant de {$EXP_1}`;
|
|
const i18n_2 = i18nExpMapping(MSG_ATTR_1, {EXP_1: 0});
|
|
|
|
@Component({
|
|
selector: 'parent',
|
|
template: `
|
|
<div i18n>
|
|
<child>I am projected from <b i18n-title title="Child of {{name}}">{{name}}<remove-me-1></remove-me-1></b><remove-me-2></remove-me-2></child>
|
|
<remove-me-3></remove-me-3>
|
|
</div>`
|
|
// Translated to:
|
|
// <div i18n>
|
|
// <child>
|
|
// Je suis projeté depuis <b i18n-title title="Enfant de {{name}}">{{name}}</b>
|
|
// </child>
|
|
// </div>
|
|
})
|
|
class Parent {
|
|
name: string = 'Parent';
|
|
static ngComponentDef = defineComponent({
|
|
type: Parent,
|
|
selectors: [['parent']],
|
|
directives: [Child],
|
|
factory: () => new Parent(),
|
|
template: (rf: RenderFlags, cmp: Parent) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'div');
|
|
{
|
|
// Start of translated section 1
|
|
elementStart(1, 'child'); // START_CHILD
|
|
{
|
|
elementStart(2, 'b'); // START_B
|
|
{
|
|
text(3); // EXP_1
|
|
elementStart(4, 'remove-me-1'); // START_REMOVE_ME_1
|
|
elementEnd();
|
|
}
|
|
elementEnd();
|
|
elementStart(5, 'remove-me-2'); // START_REMOVE_ME_2
|
|
elementEnd();
|
|
}
|
|
elementEnd();
|
|
elementStart(6, 'remove-me-3'); // START_REMOVE_ME_3
|
|
elementEnd();
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(2, 'title', i18nInterpolation(i18n_2, 1, cmp.name));
|
|
textBinding(3, bind(cmp.name));
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(Parent);
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<div><child><p>Je suis projeté depuis <b title="Enfant de Parent">Parent</b></p></child></div>');
|
|
});
|
|
|
|
it('should project a translated i18n block', () => {
|
|
@Component({selector: 'child', template: '<p><ng-content></ng-content></p>'})
|
|
class Child {
|
|
static ngComponentDef = defineComponent({
|
|
type: Child,
|
|
selectors: [['child']],
|
|
factory: () => new Child(),
|
|
template: (rf: RenderFlags, cmp: Child) => {
|
|
if (rf & RenderFlags.Create) {
|
|
projectionDef(0);
|
|
elementStart(1, 'p');
|
|
{ projection(2, 0); }
|
|
elementEnd();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const MSG_DIV_SECTION_1 = `Je suis projeté depuis {$EXP_1}`;
|
|
const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, null, [{EXP_1: 4}]);
|
|
const MSG_ATTR_1 = `Enfant de {$EXP_1}`;
|
|
const i18n_2 = i18nExpMapping(MSG_ATTR_1, {EXP_1: 0});
|
|
|
|
@Component({
|
|
selector: 'parent',
|
|
template: `
|
|
<div>
|
|
<child><any></any><b i18n i18n-title title="Child of {{name}}">I am projected from {{name}}</b><any></any></child>
|
|
</div>`
|
|
// Translated to:
|
|
// <div>
|
|
// <child>
|
|
// <any></any>
|
|
// <b i18n i18n-title title="Enfant de {{name}}">Je suis projeté depuis {{name}}</b>
|
|
// <any></any>
|
|
// </child>
|
|
// </div>
|
|
})
|
|
class Parent {
|
|
name: string = 'Parent';
|
|
static ngComponentDef = defineComponent({
|
|
type: Parent,
|
|
selectors: [['parent']],
|
|
directives: [Child],
|
|
factory: () => new Parent(),
|
|
template: (rf: RenderFlags, cmp: Parent) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'div');
|
|
{
|
|
elementStart(1, 'child');
|
|
{
|
|
elementStart(2, 'any');
|
|
elementEnd();
|
|
elementStart(3, 'b');
|
|
{
|
|
// Start of translated section 1
|
|
text(4); // EXP_1
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
elementStart(5, 'any');
|
|
elementEnd();
|
|
}
|
|
elementEnd();
|
|
}
|
|
elementEnd();
|
|
i18nApply(4, i18n_1[0]);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(3, 'title', i18nInterpolation(i18n_2, 1, cmp.name));
|
|
textBinding(4, bind(cmp.name));
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(Parent);
|
|
expect(fixture.html)
|
|
.toEqual(
|
|
'<div><child><p><any></any><b title="Enfant de Parent">Je suis projeté depuis Parent</b><any></any></p></child></div>');
|
|
});
|
|
|
|
it('should re-project translations when multiple projections', () => {
|
|
@Component({selector: 'grand-child', template: '<div><ng-content></ng-content></div>'})
|
|
class GrandChild {
|
|
static ngComponentDef = defineComponent({
|
|
type: GrandChild,
|
|
selectors: [['grand-child']],
|
|
factory: () => new GrandChild(),
|
|
template: (rf: RenderFlags, cmp: Child) => {
|
|
if (rf & RenderFlags.Create) {
|
|
projectionDef(0);
|
|
elementStart(1, 'div');
|
|
{ projection(2, 0); }
|
|
elementEnd();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
@Component(
|
|
{selector: 'child', template: '<grand-child><ng-content></ng-content></grand-child>'})
|
|
class Child {
|
|
static ngComponentDef = defineComponent({
|
|
type: Child,
|
|
selectors: [['child']],
|
|
directives: [GrandChild],
|
|
factory: () => new Child(),
|
|
template: (rf: RenderFlags, cmp: Child) => {
|
|
if (rf & RenderFlags.Create) {
|
|
projectionDef(0);
|
|
elementStart(1, 'grand-child');
|
|
{ projection(2, 0); }
|
|
elementEnd();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const MSG_DIV_SECTION_1 = `{$START_B}Bonjour{$END_B} Monde!`;
|
|
const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, [{START_B: 1}]);
|
|
|
|
@Component({
|
|
selector: 'parent',
|
|
template: `<child i18n><b>Hello</b> World!</child>`
|
|
// Translated to:
|
|
// <child i18n><grand-child><div><b>Bonjour</b> Monde!</div></grand-child></child>
|
|
})
|
|
class Parent {
|
|
name: string = 'Parent';
|
|
static ngComponentDef = defineComponent({
|
|
type: Parent,
|
|
selectors: [['parent']],
|
|
directives: [Child],
|
|
factory: () => new Parent(),
|
|
template: (rf: RenderFlags, cmp: Parent) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'child');
|
|
{
|
|
// Start of translated section 1
|
|
elementStart(1, 'b'); // START_B
|
|
elementEnd();
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(Parent);
|
|
expect(fixture.html)
|
|
.toEqual('<child><grand-child><div><b>Bonjour</b> Monde!</div></grand-child></child>');
|
|
});
|
|
|
|
it('should project translations with selectors', () => {
|
|
@Component({
|
|
selector: 'child',
|
|
template: `
|
|
<ng-content select="span"></ng-content>
|
|
`
|
|
})
|
|
class Child {
|
|
static ngComponentDef = defineComponent({
|
|
type: Child,
|
|
selectors: [['child']],
|
|
factory: () => new Child(),
|
|
template: (rf: RenderFlags, cmp: Child) => {
|
|
if (rf & RenderFlags.Create) {
|
|
projectionDef(0, [[['span']]], ['span']);
|
|
projection(1, 0, 1);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const MSG_DIV_SECTION_1 = `{$START_SPAN_0}Contenu{$END_SPAN_0}`;
|
|
const i18n_1 = i18nMapping(MSG_DIV_SECTION_1, [{START_SPAN_0: 1, START_SPAN_1: 2}]);
|
|
|
|
@Component({
|
|
selector: 'parent',
|
|
template: `
|
|
<child i18n>
|
|
<span title="keepMe"></span>
|
|
<span title="deleteMe"></span>
|
|
</child>
|
|
`
|
|
// Translated to:
|
|
// <child i18n><span title="keepMe">Contenu</span></child>
|
|
})
|
|
class Parent {
|
|
static ngComponentDef = defineComponent({
|
|
type: Parent,
|
|
selectors: [['parent']],
|
|
directives: [Child],
|
|
factory: () => new Parent(),
|
|
template: (rf: RenderFlags, cmp: Parent) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'child');
|
|
{
|
|
// Start of translated section 1
|
|
elementStart(1, 'span', ['title', 'keepMe']); // START_SPAN_0
|
|
elementEnd();
|
|
elementStart(2, 'span', ['title', 'deleteMe']); // START_SPAN_1
|
|
elementEnd();
|
|
// End of translated section 1
|
|
}
|
|
elementEnd();
|
|
i18nApply(1, i18n_1[0]);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(Parent);
|
|
expect(fixture.html).toEqual('<child><span title="keepMe">Contenu</span></child>');
|
|
});
|
|
});
|
|
|
|
it('i18nInterpolation should return the same value as i18nInterpolationV', () => {
|
|
const MSG_DIV_SECTION_1 = `start {$EXP_2} middle {$EXP_1} end`;
|
|
const i18n_1 = i18nExpMapping(MSG_DIV_SECTION_1, {EXP_1: 0, EXP_2: 1});
|
|
let interpolation;
|
|
let interpolationV;
|
|
|
|
class MyApp {
|
|
exp1: any = '1';
|
|
exp2: any = '2';
|
|
|
|
static ngComponentDef = defineComponent({
|
|
type: MyApp,
|
|
factory: () => new MyApp(),
|
|
selectors: [['my-app']],
|
|
// Initial template:
|
|
// <div i18n i18n-title title="{{exp1}}{{exp2}}"></div>
|
|
|
|
// Translated to:
|
|
// <div i18n i18n-title title="start {{exp2}} middle {{exp1}} end"></div>
|
|
template: (rf: RenderFlags, ctx: MyApp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'div');
|
|
// Start of translated section 1
|
|
// End of translated section 1
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
interpolation = i18nInterpolation(i18n_1, 2, ctx.exp1, ctx.exp2);
|
|
interpolationV = i18nInterpolationV(i18n_1, [ctx.exp1, ctx.exp2]);
|
|
elementProperty(0, 'title', interpolation);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
const fixture = new ComponentFixture(MyApp);
|
|
expect(interpolation).toBeDefined();
|
|
expect(interpolation).toEqual(interpolationV);
|
|
});
|
|
});
|