64 lines
2.4 KiB
TypeScript
64 lines
2.4 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 {EmitterVisitorContext} from '@angular/compiler/src/output/abstract_emitter';
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import * as o from '@angular/compiler/src/output/output_ast';
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import {JitEmitterVisitor, JitEvaluator} from '@angular/compiler/src/output/output_jit';
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import {R3JitReflector} from '@angular/compiler/src/render3/r3_jit';
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import {JitReflector} from '@angular/platform-browser-dynamic/src/compiler_reflector';
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const anotherModuleUrl = 'somePackage/someOtherPath';
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{
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describe('Output JIT', () => {
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describe('regression', () => {
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it('should generate unique argument names', () => {
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const externalIds = new Array(10).fill(1).map(
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(_, index) =>
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new o.ExternalReference(anotherModuleUrl, `id_${index}_`, {name: `id_${index}_`}));
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const externalIds1 = new Array(10).fill(1).map(
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(_, index) => new o.ExternalReference(
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anotherModuleUrl, `id_${index}_1`, {name: `id_${index}_1`}));
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const ctx = EmitterVisitorContext.createRoot();
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const converter = new JitEmitterVisitor(new JitReflector());
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converter.visitAllStatements(
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[o.literalArr([...externalIds1, ...externalIds].map(id => o.importExpr(id))).toStmt()],
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ctx);
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const args = converter.getArgs();
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expect(Object.keys(args).length).toBe(20);
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});
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});
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it('should use strict mode', () => {
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const evaluator = new JitEvaluator();
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expect(() => {
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evaluator.evaluateStatements(
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'http://angular.io/something.ts',
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[
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// Set an undeclared variable
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// foo = "bar";
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o.variable('foo').equals(o.literal('bar')).toStmt(),
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],
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new R3JitReflector({}), false);
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}).toThrowError();
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});
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it('should not add more than one strict mode statement if there is already one present', () => {
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const converter = new JitEmitterVisitor(new JitReflector());
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const ctx = EmitterVisitorContext.createRoot();
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converter.visitAllStatements(
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[
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o.literal('use strict').toStmt(),
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],
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ctx);
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const matches = ctx.toSource().match(/'use strict';/g) !;
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expect(matches.length).toBe(1);
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});
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});
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}
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