64 lines
1.9 KiB
TypeScript
64 lines
1.9 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 {createInlineArray} from '../../src/compiler_util/identifier_util';
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import {Identifiers, resolveIdentifier} from '../../src/identifiers';
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import * as o from '../../src/output/output_ast';
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export function main() {
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describe('createInlineArray', () => {
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function check(argCount: number, expectedIdentifier: any) {
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const args = createArgs(argCount);
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expect(createInlineArray(args))
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.toEqual(o.importExpr(resolveIdentifier(expectedIdentifier)).instantiate([
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<o.Expression>o.literal(argCount)
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].concat(args)));
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}
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function createArgs(count: number): o.Expression[] {
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const result: o.Expression[] = [];
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for (let i = 0; i < count; i++) {
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result.push(o.NULL_EXPR);
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}
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return result;
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}
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it('should work for arrays of length 0', () => {
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expect(createInlineArray([
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])).toEqual(o.importExpr(resolveIdentifier(Identifiers.EMPTY_INLINE_ARRAY)));
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});
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it('should work for arrays of length 1 - 2', () => {
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check(1, Identifiers.inlineArrays[0]);
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check(2, Identifiers.inlineArrays[1]);
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});
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it('should work for arrays of length 3 - 4', () => {
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for (let i = 3; i <= 4; i++) {
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check(i, Identifiers.inlineArrays[2]);
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}
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});
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it('should work for arrays of length 5 - 8', () => {
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for (let i = 5; i <= 8; i++) {
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check(i, Identifiers.inlineArrays[3]);
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}
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});
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it('should work for arrays of length 9 - 16', () => {
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for (let i = 9; i <= 16; i++) {
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check(i, Identifiers.inlineArrays[4]);
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}
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});
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it('should work for arrays of length > 16',
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() => { check(17, Identifiers.InlineArrayDynamic); });
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});
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}
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