290 lines
10 KiB
TypeScript
290 lines
10 KiB
TypeScript
import {
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TestComponentBuilder,
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AsyncTestCompleter,
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ddescribe,
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describe,
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it,
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iit,
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xit,
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expect,
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beforeEach,
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afterEach,
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beforeEachProviders,
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inject
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} from 'angular2/testing_internal';
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import {
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HtmlAst,
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HtmlAstVisitor,
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HtmlElementAst,
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HtmlAttrAst,
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HtmlTextAst,
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htmlVisitAll
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} from 'angular2/src/compiler/html_ast';
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import {LegacyHtmlAstTransformer} from 'angular2/src/compiler/legacy_template';
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export function main() {
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describe('Support for legacy template', () => {
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describe('Template rewriting', () => {
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let visitor;
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beforeEach(() => { visitor = new LegacyHtmlAstTransformer(['yes-mapped']); });
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describe('non template elements', () => {
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it('should rewrite event binding', () => {
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let fixtures = [
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{'from': 'on-dash-case', 'to': 'on-dashCase'},
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{'from': 'ON-dash-case', 'to': 'on-dashCase'},
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{'from': 'bindon-dash-case', 'to': 'bindon-dashCase'},
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{'from': '(dash-case)', 'to': '(dashCase)'},
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{'from': '[(dash-case)]', 'to': '[(dashCase)]'},
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{'from': 'on-camelCase', 'to': 'on-camelCase'},
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{'from': 'bindon-camelCase', 'to': 'bindon-camelCase'},
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{'from': '(camelCase)', 'to': '(camelCase)'},
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{'from': '[(camelCase)]', 'to': '[(camelCase)]'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should not rewrite style binding', () => {
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let fixtures = [
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{'from': '[style.background-color]', 'to': '[style.background-color]'},
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{'from': '[style.margin-top.px]', 'to': '[style.margin-top.px]'},
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{'from': '[style.camelCase]', 'to': '[style.camelCase]'},
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{'from': '[STYLE.camelCase]', 'to': '[style.camelCase]'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should not rewrite attribute bindings', () => {
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let fixtures = [
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{'from': '[attr.my-attr]', 'to': '[attr.my-attr]'},
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{'from': '[ATTR.my-attr]', 'to': '[attr.my-attr]'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should not rewrite class bindings', () => {
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let fixtures = [
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{'from': '[class.my-class]', 'to': '[class.my-class]'},
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{'from': '[CLASS.my-class]', 'to': '[class.my-class]'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite variables', () => {
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let fixtures = [
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{'from': '#dash-case', 'to': '#dashCase'},
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{'from': 'var-dash-case', 'to': 'var-dashCase'},
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{'from': 'VAR-dash-case', 'to': 'var-dashCase'},
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{'from': 'VAR-camelCase', 'to': 'var-camelCase'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite variable values', () => {
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let fixtures = [
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{'from': 'dash-case', 'to': 'dashCase'},
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{'from': 'lower', 'to': 'lower'},
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{'from': 'camelCase', 'to': 'camelCase'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst('#a', f['from'], null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual('#a');
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expect(attr.value).toEqual(f['to']);
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legacyAttr = new HtmlAttrAst('var-a', f['from'], null);
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attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual('var-a');
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expect(attr.value).toEqual(f['to']);
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});
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});
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it('should rewrite variables in template bindings', () => {
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let fixtures = [
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{'from': 'dir: #a-b', 'to': 'dir: #aB'},
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{'from': 'dir: var a-b', 'to': 'dir: var aB'},
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{'from': 'dir: VAR a-b;', 'to': 'dir: var aB;'},
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{'from': 'dir: VAR a-b; #c-d=e', 'to': 'dir: var aB; #cD=e'},
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{'from': 'dir: VAR aB; #cD=e', 'to': 'dir: var aB; #cD=e'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst('template', f['from'], null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.value).toEqual(f['to']);
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});
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});
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it('should lowercase the "template" attribute', () => {
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let fixtures = ['Template', 'TEMPLATE', 'template'];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f, 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual('template');
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite property binding', () => {
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let fixtures = [
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{'from': '[my-prop]', 'to': '[myProp]'},
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{'from': 'bind-my-prop', 'to': 'bind-myProp'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite structural directive selectors template="..."', () => {
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let legacyAttr = new HtmlAttrAst('TEMPLATE', 'ng-if condition', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual('template');
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expect(attr.value).toEqual('ngIf condition');
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});
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it('should rewrite *-selectors', () => {
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let legacyAttr = new HtmlAttrAst('*ng-for', '#my-item of myItems', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual('*ngFor');
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expect(attr.value).toEqual('#myItem of myItems');
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});
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it('should rewrite directive special cases', () => {
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let fixtures = [
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{'from': 'ng-non-bindable', 'to': 'ngNonBindable'},
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{'from': 'yes-mapped', 'to': 'yesMapped'},
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{'from': 'no-mapped', 'to': 'no-mapped'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should not rewrite random attributes', () => {
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let fixtures = [
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{'from': 'custom-attr', 'to': 'custom-attr'},
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{'from': 'ng-if', 'to': 'ng-if'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite interpolation', () => {
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let fixtures = [
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{'from': 'dash-case', 'to': 'dashCase'},
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{'from': 'lcase', 'to': 'lcase'},
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{'from': 'camelCase', 'to': 'camelCase'},
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{'from': 'attr.dash-case', 'to': 'attr.dash-case'},
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{'from': 'class.dash-case', 'to': 'class.dash-case'},
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{'from': 'style.dash-case', 'to': 'style.dash-case'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], '{{ exp }}', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('{{ exp }}');
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});
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});
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});
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});
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describe('template elements', () => {
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let visitor;
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beforeEach(() => {
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visitor = new LegacyHtmlAstTransformer();
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visitor.visitingTemplateEl = true;
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});
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it('should rewrite angular constructs', () => {
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let fixtures = [
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{'from': 'on-dash-case', 'to': 'on-dashCase'},
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{'from': 'ON-dash-case', 'to': 'on-dashCase'},
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{'from': 'bindon-dash-case', 'to': 'bindon-dashCase'},
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{'from': '(dash-case)', 'to': '(dashCase)'},
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{'from': '[(dash-case)]', 'to': '[(dashCase)]'},
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{'from': 'on-camelCase', 'to': 'on-camelCase'},
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{'from': 'bindon-camelCase', 'to': 'bindon-camelCase'},
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{'from': '(camelCase)', 'to': '(camelCase)'},
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{'from': '[(camelCase)]', 'to': '[(camelCase)]'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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it('should rewrite all attributes', () => {
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let fixtures = [
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{'from': 'custom-attr', 'to': 'customAttr'},
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{'from': 'ng-if', 'to': 'ngIf'},
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];
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fixtures.forEach((f) => {
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let legacyAttr = new HtmlAttrAst(f['from'], 'expression', null);
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let attr = visitor.visitAttr(legacyAttr, null);
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expect(attr.name).toEqual(f['to']);
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expect(attr.value).toEqual('expression');
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});
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});
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});
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});
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}
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