51 lines
2.3 KiB
TypeScript
51 lines
2.3 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC 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 * as ts from 'typescript';
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import {CtorParameter, TypeValueReferenceKind} from '../../../src/ngtsc/reflection';
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/**
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* Check that a given list of `CtorParameter`s has `typeValueReference`s of specific `ts.Identifier`
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* names.
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*/
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export function expectTypeValueReferencesForParameters(
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parameters: CtorParameter[], expectedParams: (string|null)[],
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fromModule: (string|null)[] = []) {
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parameters!.forEach((param, idx) => {
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const expected = expectedParams[idx];
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if (expected !== null) {
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if (param.typeValueReference.kind === TypeValueReferenceKind.UNAVAILABLE) {
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fail(`Incorrect typeValueReference generated for ${param.name}, expected "${
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expected}" because "${param.typeValueReference.reason}"`);
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} else if (
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param.typeValueReference.kind === TypeValueReferenceKind.LOCAL &&
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fromModule[idx] != null) {
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fail(`Incorrect typeValueReference generated for ${param.name}, expected non-LOCAL (from ${
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fromModule[idx]}) but was marked LOCAL`);
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} else if (
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param.typeValueReference.kind !== TypeValueReferenceKind.LOCAL &&
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fromModule[idx] == null) {
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fail(`Incorrect typeValueReference generated for ${
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param.name}, expected LOCAL but was imported from ${
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param.typeValueReference.moduleName}`);
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} else if (param.typeValueReference.kind === TypeValueReferenceKind.LOCAL) {
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if (!ts.isIdentifier(param.typeValueReference.expression) &&
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!ts.isPropertyAccessExpression(param.typeValueReference.expression)) {
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fail(`Incorrect typeValueReference generated for ${
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param.name}, expected an identifier but got "${
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param.typeValueReference.expression.getText()}"`);
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} else {
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expect(param.typeValueReference.expression.getText()).toEqual(expected);
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}
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} else if (param.typeValueReference.kind === TypeValueReferenceKind.IMPORTED) {
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expect(param.typeValueReference.moduleName).toBe(fromModule[idx]!);
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expect(param.typeValueReference.importedName).toBe(expected);
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}
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}
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});
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}
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