1060 lines
42 KiB
TypeScript
1060 lines
42 KiB
TypeScript
import {
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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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inject,
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beforeEachBindings
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} from 'angular2/test_lib';
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import {bind} from 'angular2/src/core/di';
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import {TEST_BINDINGS} from './test_bindings';
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import {isPresent} from 'angular2/src/core/facade/lang';
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import {TemplateParser, splitClasses} from 'angular2/src/compiler/template_parser';
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import {
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CompileDirectiveMetadata,
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CompileTypeMetadata,
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CompileTemplateMetadata
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} from 'angular2/src/compiler/directive_metadata';
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import {
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templateVisitAll,
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TemplateAstVisitor,
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TemplateAst,
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NgContentAst,
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EmbeddedTemplateAst,
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ElementAst,
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VariableAst,
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BoundEventAst,
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BoundElementPropertyAst,
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BoundDirectivePropertyAst,
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AttrAst,
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BoundTextAst,
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TextAst,
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PropertyBindingType,
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DirectiveAst
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} from 'angular2/src/compiler/template_ast';
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import {ElementSchemaRegistry} from 'angular2/src/core/render/dom/schema/element_schema_registry';
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import {MockSchemaRegistry} from './schema_registry_mock';
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import {Unparser} from '../core/change_detection/parser/unparser';
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var expressionUnparser = new Unparser();
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export function main() {
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describe('TemplateParser', () => {
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beforeEachBindings(() => [
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TEST_BINDINGS,
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bind(ElementSchemaRegistry)
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.toValue(new MockSchemaRegistry({'invalidProp': false}, {'mappedAttr': 'mappedProp'}))
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]);
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var parser: TemplateParser;
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var ngIf;
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beforeEach(inject([TemplateParser], (_parser) => {
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parser = _parser;
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ngIf = CompileDirectiveMetadata.create({
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selector: '[ng-if]',
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type: new CompileTypeMetadata({name: 'NgIf'}),
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properties: ['ngIf']
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});
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}));
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function parse(template: string, directives: CompileDirectiveMetadata[]): TemplateAst[] {
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return parser.parse(template, directives, 'TestComp');
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}
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describe('parse', () => {
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describe('nodes without bindings', () => {
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it('should parse text nodes', () => {
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expect(humanizeTemplateAsts(parse('a', [])))
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.toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(0)']]);
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});
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it('should parse elements with attributes', () => {
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expect(humanizeTemplateAsts(parse('<div a=b>', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[AttrAst, 'a', 'b', 'TestComp > div:nth-child(0)[a=b]']
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]);
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});
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});
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it('should parse ngContent', () => {
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var parsed = parse('<ng-content select="a">', []);
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expect(humanizeTemplateAsts(parsed))
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.toEqual([[NgContentAst, 'TestComp > ng-content:nth-child(0)']]);
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});
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it('should parse bound text nodes', () => {
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expect(humanizeTemplateAsts(parse('{{a}}', [])))
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.toEqual([[BoundTextAst, '{{ a }}', 'TestComp > #text({{a}}):nth-child(0)']]);
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});
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describe('bound properties', () => {
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it('should parse and camel case bound properties', () => {
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expect(humanizeTemplateAsts(parse('<div [some-prop]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'someProp',
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'v',
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null,
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'TestComp > div:nth-child(0)[[some-prop]=v]'
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]
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]);
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});
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it('should normalize property names via the element schema', () => {
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expect(humanizeTemplateAsts(parse('<div [mapped-attr]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'mappedProp',
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'v',
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null,
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'TestComp > div:nth-child(0)[[mapped-attr]=v]'
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]
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]);
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});
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it('should parse and camel case bound attributes', () => {
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expect(humanizeTemplateAsts(parse('<div [attr.some-attr]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Attribute,
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'someAttr',
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'v',
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null,
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'TestComp > div:nth-child(0)[[attr.some-attr]=v]'
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]
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]);
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});
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it('should parse and dash case bound classes', () => {
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expect(humanizeTemplateAsts(parse('<div [class.some-class]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Class,
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'some-class',
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'v',
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null,
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'TestComp > div:nth-child(0)[[class.some-class]=v]'
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]
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]);
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});
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it('should parse and camel case bound styles', () => {
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expect(humanizeTemplateAsts(parse('<div [style.some-style]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Style,
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'someStyle',
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'v',
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null,
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'TestComp > div:nth-child(0)[[style.some-style]=v]'
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]
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]);
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});
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it('should parse bound properties via [...] and not report them as attributes', () => {
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expect(humanizeTemplateAsts(parse('<div [prop]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'prop',
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'v',
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null,
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'TestComp > div:nth-child(0)[[prop]=v]'
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]
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]);
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});
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it('should parse bound properties via bind- and not report them as attributes', () => {
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expect(humanizeTemplateAsts(parse('<div bind-prop="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'prop',
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'v',
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null,
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'TestComp > div:nth-child(0)[bind-prop=v]'
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]
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]);
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});
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it('should parse bound properties via {{...}} and not report them as attributes', () => {
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expect(humanizeTemplateAsts(parse('<div prop="{{v}}">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'prop',
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'{{ v }}',
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null,
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'TestComp > div:nth-child(0)[prop={{v}}]'
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]
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]);
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});
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});
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describe('events', () => {
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it('should parse bound events with a target', () => {
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expect(humanizeTemplateAsts(parse('<div (window:event)="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundEventAst,
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'event',
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'window',
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'v',
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'TestComp > div:nth-child(0)[(window:event)=v]'
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]
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]);
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});
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it('should parse bound events via (...) and not report them as attributes', () => {
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expect(humanizeTemplateAsts(parse('<div (event)="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[(event)=v]']
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]);
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});
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it('should camel case event names', () => {
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expect(humanizeTemplateAsts(parse('<div (some-event)="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundEventAst,
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'someEvent',
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null,
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'v',
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'TestComp > div:nth-child(0)[(some-event)=v]'
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]
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]);
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});
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it('should parse bound events via on- and not report them as attributes', () => {
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expect(humanizeTemplateAsts(parse('<div on-event="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[on-event=v]']
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]);
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});
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});
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describe('bindon', () => {
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it('should parse bound events and properties via [(...)] and not report them as attributes',
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() => {
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expect(humanizeTemplateAsts(parse('<div [(prop)]="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'prop',
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'v',
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null,
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'TestComp > div:nth-child(0)[[(prop)]=v]'
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],
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[
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BoundEventAst,
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'prop',
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null,
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'v = $event',
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'TestComp > div:nth-child(0)[[(prop)]=v]'
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]
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]);
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});
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it('should parse bound events and properties via bindon- and not report them as attributes',
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() => {
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expect(humanizeTemplateAsts(parse('<div bindon-prop="v">', [])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'prop',
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'v',
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null,
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'TestComp > div:nth-child(0)[bindon-prop=v]'
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],
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[
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BoundEventAst,
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'prop',
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null,
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'v = $event',
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'TestComp > div:nth-child(0)[bindon-prop=v]'
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]
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]);
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});
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});
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describe('directives', () => {
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it('should locate directives components first and ordered by the directives array in the View',
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() => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'})});
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var dirB = CompileDirectiveMetadata.create(
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{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
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var dirC = CompileDirectiveMetadata.create(
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{selector: '[c]', type: new CompileTypeMetadata({name: 'DirC'})});
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var comp = CompileDirectiveMetadata.create({
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selector: 'div',
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isComponent: true,
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type: new CompileTypeMetadata({name: 'ZComp'}),
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template: new CompileTemplateMetadata({ngContentSelectors: []})
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});
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expect(humanizeTemplateAsts(parse('<div a c b>', [dirA, dirB, dirC, comp])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[AttrAst, 'a', '', 'TestComp > div:nth-child(0)[a=]'],
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[AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
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[AttrAst, 'c', '', 'TestComp > div:nth-child(0)[c=]'],
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[DirectiveAst, comp, 'TestComp > div:nth-child(0)'],
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[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
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[DirectiveAst, dirB, 'TestComp > div:nth-child(0)'],
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[DirectiveAst, dirC, 'TestComp > div:nth-child(0)']
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]);
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});
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it('should locate directives in property bindings', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a=b]', type: new CompileTypeMetadata({name: 'DirA'})});
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var dirB = CompileDirectiveMetadata.create(
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{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
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expect(humanizeTemplateAsts(parse('<div [a]="b">', [dirA, dirB])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[
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BoundElementPropertyAst,
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PropertyBindingType.Property,
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'a',
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'b',
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null,
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'TestComp > div:nth-child(0)[[a]=b]'
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],
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[DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
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]);
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});
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it('should locate directives in variable bindings', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a=b]', exportAs: 'b', type: new CompileTypeMetadata({name: 'DirA'})});
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var dirB = CompileDirectiveMetadata.create(
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{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
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expect(humanizeTemplateAsts(parse('<div #a="b">', [dirA, dirB])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
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[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[#a=b]']
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]);
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});
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it('should parse directive host properties', () => {
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var dirA = CompileDirectiveMetadata.create({
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selector: 'div',
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type: new CompileTypeMetadata({name: 'DirA'}),
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host: {'[a]': 'expr'}
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});
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expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
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.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
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[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
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|
[
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BoundElementPropertyAst,
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|
PropertyBindingType.Property,
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'a',
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'expr',
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null,
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'TestComp > div:nth-child(0)'
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]
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|
]);
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});
|
|
|
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it('should parse directive host listeners', () => {
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var dirA = CompileDirectiveMetadata.create({
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selector: 'div',
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type: new CompileTypeMetadata({name: 'DirA'}),
|
|
host: {'(a)': 'expr'}
|
|
});
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expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
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|
.toEqual([
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[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
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[BoundEventAst, 'a', null, 'expr', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should parse directive properties', () => {
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|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
properties: ['aProp']
|
|
});
|
|
expect(humanizeTemplateAsts(parse('<div [a-prop]="expr"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'aProp',
|
|
'expr',
|
|
'TestComp > div:nth-child(0)[[a-prop]=expr]'
|
|
]
|
|
]);
|
|
});
|
|
|
|
it('should parse renamed directive properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
properties: ['b:a']
|
|
});
|
|
expect(humanizeTemplateAsts(parse('<div [a]="expr"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[BoundDirectivePropertyAst, 'b', 'expr', 'TestComp > div:nth-child(0)[[a]=expr]']
|
|
]);
|
|
});
|
|
|
|
it('should parse literal directive properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), properties: ['a']});
|
|
expect(humanizeTemplateAsts(parse('<div a="literal"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'a', 'literal', 'TestComp > div:nth-child(0)[a=literal]'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'a',
|
|
'"literal"',
|
|
'TestComp > div:nth-child(0)[a=literal]'
|
|
]
|
|
]);
|
|
});
|
|
|
|
it('should favor explicit bound properties over literal properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), properties: ['a']});
|
|
expect(humanizeTemplateAsts(parse('<div a="literal" [a]="\'literal2\'"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'a', 'literal', 'TestComp > div:nth-child(0)[a=literal]'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'a',
|
|
'"literal2"',
|
|
'TestComp > div:nth-child(0)[[a]=\'literal2\']'
|
|
]
|
|
]);
|
|
});
|
|
|
|
it('should support optional directive properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), properties: ['a']});
|
|
expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('variables', () => {
|
|
|
|
it('should parse variables via #... and not report them as attributes', () => {
|
|
expect(humanizeTemplateAsts(parse('<div #a>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', '', 'TestComp > div:nth-child(0)[#a=]']
|
|
]);
|
|
});
|
|
|
|
it('should parse variables via var-... and not report them as attributes', () => {
|
|
expect(humanizeTemplateAsts(parse('<div var-a>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', '', 'TestComp > div:nth-child(0)[var-a=]']
|
|
]);
|
|
});
|
|
|
|
it('should camel case variables', () => {
|
|
expect(humanizeTemplateAsts(parse('<div var-some-a>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'someA', '', 'TestComp > div:nth-child(0)[var-some-a=]']
|
|
]);
|
|
});
|
|
|
|
it('should assign variables with empty value to the element', () => {
|
|
expect(humanizeTemplateAsts(parse('<div #a></div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', '', 'TestComp > div:nth-child(0)[#a=]']
|
|
]);
|
|
});
|
|
|
|
it('should assign variables to directives via exportAs', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'}), exportAs: 'dirA'});
|
|
expect(humanizeTemplateAsts(parse('<div #a="dirA"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', 'dirA', 'TestComp > div:nth-child(0)[#a=dirA]']
|
|
]);
|
|
});
|
|
|
|
it('should report variables with values that dont match a directive as errors', () => {
|
|
expect(() => parse('<div #a="dirA"></div>', [])).toThrowError(`Template parse errors:
|
|
There is no directive with "exportAs" set to "dirA" at TestComp > div:nth-child(0)[#a=dirA]`);
|
|
});
|
|
|
|
it('should allow variables with values that dont match a directive on embedded template elements',
|
|
() => {
|
|
expect(humanizeTemplateAsts(parse('<template #a="b"></template>', [])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > template:nth-child(0)'],
|
|
[VariableAst, 'a', 'b', 'TestComp > template:nth-child(0)[#a=b]']
|
|
]);
|
|
});
|
|
|
|
it('should assign variables with empty value to components', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
exportAs: 'dirA', template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(humanizeTemplateAsts(parse('<div #a></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', '', 'TestComp > div:nth-child(0)[#a=]'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', '', 'TestComp > div:nth-child(0)[#a=]']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('explicit templates', () => {
|
|
it('should create embedded templates for <template> elements', () => {
|
|
expect(humanizeTemplateAsts(parse('<template></template>', [])))
|
|
.toEqual([[EmbeddedTemplateAst, 'TestComp > template:nth-child(0)']]);
|
|
});
|
|
});
|
|
|
|
describe('inline templates', () => {
|
|
it('should wrap the element into an EmbeddedTemplateAST', () => {
|
|
expect(humanizeTemplateAsts(parse('<div template>', [])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should parse bound properties', () => {
|
|
expect(humanizeTemplateAsts(parse('<div template="ngIf test">', [ngIf])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'ngIf',
|
|
'test',
|
|
'TestComp > div:nth-child(0)[template=ngIf test]'
|
|
],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should parse variables via #...', () => {
|
|
expect(humanizeTemplateAsts(parse('<div template="ngIf #a=b">', [])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf #a=b]'],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should parse variables via var ...', () => {
|
|
expect(humanizeTemplateAsts(parse('<div template="ngIf var a=b">', [])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf var a=b]'],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
describe('directives', () => {
|
|
it('should locate directives in property bindings', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a=b]',
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
properties: ['a']
|
|
});
|
|
var dirB = CompileDirectiveMetadata.create(
|
|
{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
|
|
expect(humanizeTemplateAsts(parse('<div template="a b" b>', [dirA, dirB])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'a',
|
|
'b',
|
|
'TestComp > div:nth-child(0)[template=a b]'
|
|
],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
|
|
[DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should locate directives in variable bindings', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a=b]', type: new CompileTypeMetadata({name: 'DirA'})});
|
|
var dirB = CompileDirectiveMetadata.create(
|
|
{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
|
|
expect(humanizeTemplateAsts(parse('<div template="#a=b" b>', [dirA, dirB])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=#a=b]'],
|
|
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
|
|
[DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
it('should work with *... and use the attribute name as property binding name', () => {
|
|
expect(humanizeTemplateAsts(parse('<div *ng-if="test">', [ngIf])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
|
|
[DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
|
|
[
|
|
BoundDirectivePropertyAst,
|
|
'ngIf',
|
|
'test',
|
|
'TestComp > div:nth-child(0)[*ng-if=test]'
|
|
],
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)']
|
|
]);
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
describe('content projection', () => {
|
|
function createComp(selector: string, ngContentSelectors: string[]):
|
|
CompileDirectiveMetadata {
|
|
return CompileDirectiveMetadata.create({
|
|
selector: selector,
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'SomeComp'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: ngContentSelectors})
|
|
})
|
|
}
|
|
|
|
describe('project text nodes', () => {
|
|
it('should project text nodes with wildcard selector', () => {
|
|
expect(humanizeContentProjection(parse('<div>hello</div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['#text(hello)', 0]]);
|
|
});
|
|
});
|
|
|
|
describe('project elements', () => {
|
|
it('should project elements with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><span></span></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['span', 0]]);
|
|
});
|
|
|
|
it('should project elements with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><a x></a><b></b></div>', [createComp('div', ['a[x]'])])))
|
|
.toEqual([['div', null], ['a', 0], ['b', null]]);
|
|
});
|
|
});
|
|
|
|
describe('embedded templates', () => {
|
|
it('should project embedded templates with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><template></template></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['template', 0]]);
|
|
});
|
|
|
|
it('should project embedded templates with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><template x></template><template></template></div>',
|
|
[createComp('div', ['template[x]'])])))
|
|
.toEqual([['div', null], ['template', 0], ['template', null]]);
|
|
});
|
|
});
|
|
|
|
describe('ng-content', () => {
|
|
it('should project ng-content with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><ng-content></ng-content></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['ng-content', 0]]);
|
|
});
|
|
|
|
it('should project ng-content with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><ng-content x></ng-content><ng-content></ng-content></div>',
|
|
[createComp('div', ['ng-content[x]'])])))
|
|
.toEqual([['div', null], ['ng-content', 0], ['ng-content', null]]);
|
|
});
|
|
});
|
|
|
|
it('should project into the first matching ng-content', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div>hello<b></b><a></a></div>', [createComp('div', ['a', 'b', '*'])])))
|
|
.toEqual([['div', null], ['#text(hello)', 2], ['b', 1], ['a', 0]]);
|
|
});
|
|
|
|
it('should only project direct child nodes', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><span><a></a></span><a></a></div>', [createComp('div', ['a'])])))
|
|
.toEqual([['div', null], ['span', null], ['a', null], ['a', 0]]);
|
|
});
|
|
|
|
it('should project nodes of nested components', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<a><b>hello</b></a>', [createComp('a', ['*']), createComp('b', ['*'])])))
|
|
.toEqual([['a', null], ['b', 0], ['#text(hello)', 0]]);
|
|
});
|
|
|
|
it('should project children of components with ng-non-bindable', () => {
|
|
expect(humanizeContentProjection(parse('<div ng-non-bindable>{{hello}}<span></span></div>',
|
|
[createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['#text({{hello}})', 0], ['span', 0]]);
|
|
});
|
|
});
|
|
|
|
describe('splitClasses', () => {
|
|
it('should keep an empty class', () => { expect(splitClasses('a')).toEqual(['a']); });
|
|
|
|
it('should split 2 classes', () => { expect(splitClasses('a b')).toEqual(['a', 'b']); });
|
|
|
|
it('should trim classes', () => { expect(splitClasses(' a b ')).toEqual(['a', 'b']); });
|
|
});
|
|
|
|
describe('error cases', () => {
|
|
it('should throw on invalid property names', () => {
|
|
expect(() => parse('<div [invalid-prop]></div>', [])).toThrowError(`Template parse errors:
|
|
Can't bind to 'invalidProp' since it isn't a known native property in TestComp > div:nth-child(0)[[invalid-prop]=]`);
|
|
});
|
|
|
|
it('should report errors in expressions', () => {
|
|
expect(() => parse('<div [prop]="a b"></div>', [])).toThrowErrorWith(`Template parse errors:
|
|
Parser Error: Unexpected token 'b' at column 3 in [a b] in TestComp > div:nth-child(0)[[prop]=a b]`);
|
|
});
|
|
|
|
it('should not throw on invalid property names if the property is used by a directive',
|
|
() => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
properties: ['invalidProp']
|
|
});
|
|
expect(() => parse('<div [invalid-prop]></div>', [dirA])).not.toThrow();
|
|
});
|
|
|
|
it('should not allow more than 1 component per element', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
var dirB = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirB'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<div>', [dirB, dirA])).toThrowError(`Template parse errors:
|
|
More than one component: DirB,DirA in TestComp > div:nth-child(0)`);
|
|
});
|
|
|
|
it('should not allow components or element nor event bindings on explicit embedded templates',
|
|
() => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<template [a]="b" (e)="f"></template>', [dirA]))
|
|
.toThrowError(`Template parse errors:
|
|
Components on an embedded template: DirA in TestComp > template:nth-child(0)
|
|
Property binding a not used by any directive on an embedded template in TestComp > template:nth-child(0)[[a]=b]
|
|
Event binding e on an embedded template in TestComp > template:nth-child(0)[(e)=f]`);
|
|
});
|
|
|
|
it('should not allow components or element bindings on inline embedded templates', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<div *a="b">', [dirA])).toThrowError(`Template parse errors:
|
|
Components on an embedded template: DirA in TestComp > div:nth-child(0)
|
|
Property binding a not used by any directive on an embedded template in TestComp > div:nth-child(0)[*a=b]`);
|
|
});
|
|
});
|
|
|
|
describe('ignore elements', () => {
|
|
it('should ignore <script> elements but include them for source info', () => {
|
|
expect(humanizeTemplateAsts(parse('<script></script>a', [])))
|
|
.toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(1)']]);
|
|
|
|
});
|
|
|
|
it('should ignore <style> elements but include them for source info', () => {
|
|
expect(humanizeTemplateAsts(parse('<style></style>a', [])))
|
|
.toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(1)']]);
|
|
|
|
});
|
|
|
|
it('should ignore <link rel="stylesheet"> elements but include them for source info', () => {
|
|
expect(humanizeTemplateAsts(parse('<link rel="stylesheet"></link>a', [])))
|
|
.toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(1)']]);
|
|
|
|
});
|
|
|
|
it('should ignore bindings on children of elements with ng-non-bindable', () => {
|
|
expect(humanizeTemplateAsts(parse('<div ng-non-bindable>{{b}}</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[TextAst, '{{b}}', 'TestComp > div:nth-child(0) > #text({{b}}):nth-child(0)']
|
|
]);
|
|
});
|
|
|
|
it('should keep nested children of elements with ng-non-bindable', () => {
|
|
expect(humanizeTemplateAsts(parse('<div ng-non-bindable><span>{{b}}</span></div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[ElementAst, 'span', 'TestComp > div:nth-child(0) > span:nth-child(0)'],
|
|
[
|
|
TextAst,
|
|
'{{b}}',
|
|
'TestComp > div:nth-child(0) > span:nth-child(0) > #text({{b}}):nth-child(0)'
|
|
]
|
|
]);
|
|
});
|
|
|
|
it('should ignore <script> elements inside of elements with ng-non-bindable but include them for source info',
|
|
() => {
|
|
expect(humanizeTemplateAsts(parse('<div ng-non-bindable><script></script>a</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[TextAst, 'a', 'TestComp > div:nth-child(0) > #text(a):nth-child(1)']
|
|
]);
|
|
});
|
|
|
|
it('should ignore <style> elements inside of elements with ng-non-bindable but include them for source info',
|
|
() => {
|
|
expect(humanizeTemplateAsts(parse('<div ng-non-bindable><style></style>a</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[TextAst, 'a', 'TestComp > div:nth-child(0) > #text(a):nth-child(1)']
|
|
]);
|
|
});
|
|
|
|
it('should ignore <link rel="stylesheet"> elements inside of elements with ng-non-bindable but include them for source info',
|
|
() => {
|
|
expect(humanizeTemplateAsts(
|
|
parse('<div ng-non-bindable><link rel="stylesheet"></link>a</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[TextAst, 'a', 'TestComp > div:nth-child(0) > #text(a):nth-child(1)']
|
|
]);
|
|
});
|
|
|
|
it('should convert <ng-content> elements into regular elements inside of elements with ng-non-bindable but include them for source info',
|
|
() => {
|
|
expect(humanizeTemplateAsts(
|
|
parse('<div ng-non-bindable><ng-content></ng-content>a</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', 'TestComp > div:nth-child(0)'],
|
|
[AttrAst, 'ng-non-bindable', '', 'TestComp > div:nth-child(0)[ng-non-bindable=]'],
|
|
[
|
|
ElementAst,
|
|
'ng-content',
|
|
'TestComp > div:nth-child(0) > ng-content:nth-child(0)'
|
|
],
|
|
[TextAst, 'a', 'TestComp > div:nth-child(0) > #text(a):nth-child(1)']
|
|
]);
|
|
});
|
|
|
|
});
|
|
});
|
|
}
|
|
|
|
export function humanizeTemplateAsts(templateAsts: TemplateAst[]): any[] {
|
|
var humanizer = new TemplateHumanizer();
|
|
templateVisitAll(humanizer, templateAsts);
|
|
return humanizer.result;
|
|
}
|
|
|
|
class TemplateHumanizer implements TemplateAstVisitor {
|
|
result: any[] = [];
|
|
visitNgContent(ast: NgContentAst, context: any): any {
|
|
this.result.push([NgContentAst, ast.sourceInfo]);
|
|
return null;
|
|
}
|
|
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
|
|
this.result.push([EmbeddedTemplateAst, ast.sourceInfo]);
|
|
templateVisitAll(this, ast.attrs);
|
|
templateVisitAll(this, ast.vars);
|
|
templateVisitAll(this, ast.directives);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
this.result.push([ElementAst, ast.name, ast.sourceInfo]);
|
|
templateVisitAll(this, ast.attrs);
|
|
templateVisitAll(this, ast.properties);
|
|
templateVisitAll(this, ast.events);
|
|
templateVisitAll(this, ast.exportAsVars);
|
|
templateVisitAll(this, ast.directives);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitVariable(ast: VariableAst, context: any): any {
|
|
this.result.push([VariableAst, ast.name, ast.value, ast.sourceInfo]);
|
|
return null;
|
|
}
|
|
visitEvent(ast: BoundEventAst, context: any): any {
|
|
this.result.push([
|
|
BoundEventAst,
|
|
ast.name,
|
|
ast.target,
|
|
expressionUnparser.unparse(ast.handler),
|
|
ast.sourceInfo
|
|
]);
|
|
return null;
|
|
}
|
|
visitElementProperty(ast: BoundElementPropertyAst, context: any): any {
|
|
this.result.push([
|
|
BoundElementPropertyAst,
|
|
ast.type,
|
|
ast.name,
|
|
expressionUnparser.unparse(ast.value),
|
|
ast.unit,
|
|
ast.sourceInfo
|
|
]);
|
|
return null;
|
|
}
|
|
visitAttr(ast: AttrAst, context: any): any {
|
|
this.result.push([AttrAst, ast.name, ast.value, ast.sourceInfo]);
|
|
return null;
|
|
}
|
|
visitBoundText(ast: BoundTextAst, context: any): any {
|
|
this.result.push([BoundTextAst, expressionUnparser.unparse(ast.value), ast.sourceInfo]);
|
|
return null;
|
|
}
|
|
visitText(ast: TextAst, context: any): any {
|
|
this.result.push([TextAst, ast.value, ast.sourceInfo]);
|
|
return null;
|
|
}
|
|
visitDirective(ast: DirectiveAst, context: any): any {
|
|
this.result.push([DirectiveAst, ast.directive, ast.sourceInfo]);
|
|
templateVisitAll(this, ast.properties);
|
|
templateVisitAll(this, ast.hostProperties);
|
|
templateVisitAll(this, ast.hostEvents);
|
|
templateVisitAll(this, ast.exportAsVars);
|
|
return null;
|
|
}
|
|
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any {
|
|
this.result.push([
|
|
BoundDirectivePropertyAst,
|
|
ast.directiveName,
|
|
expressionUnparser.unparse(ast.value),
|
|
ast.sourceInfo
|
|
]);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
function humanizeContentProjection(templateAsts: TemplateAst[]): any[] {
|
|
var humanizer = new TemplateContentProjectionHumanizer();
|
|
templateVisitAll(humanizer, templateAsts);
|
|
return humanizer.result;
|
|
}
|
|
|
|
class TemplateContentProjectionHumanizer implements TemplateAstVisitor {
|
|
result: any[] = [];
|
|
visitNgContent(ast: NgContentAst, context: any): any {
|
|
this.result.push(['ng-content', ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
|
|
this.result.push(['template', ast.ngContentIndex]);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
this.result.push([ast.name, ast.ngContentIndex]);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitVariable(ast: VariableAst, context: any): any { return null; }
|
|
visitEvent(ast: BoundEventAst, context: any): any { return null; }
|
|
visitElementProperty(ast: BoundElementPropertyAst, context: any): any { return null; }
|
|
visitAttr(ast: AttrAst, context: any): any { return null; }
|
|
visitBoundText(ast: BoundTextAst, context: any): any {
|
|
this.result.push([`#text(${expressionUnparser.unparse(ast.value)})`, ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitText(ast: TextAst, context: any): any {
|
|
this.result.push([`#text(${ast.value})`, ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitDirective(ast: DirectiveAst, context: any): any { return null; }
|
|
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any { return null; }
|
|
}
|