77 lines
2.6 KiB
TypeScript
77 lines
2.6 KiB
TypeScript
/*
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* Copyright The OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import * as assert from 'assert';
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import { MetricAttributes } from '@opentelemetry/api';
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import { HashMap } from '../../src/state/HashMap';
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import { hashAttributes } from '../../src/utils';
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describe('HashMap', () => {
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describe('set & get', () => {
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it('should get and set with attributes', () => {
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const map = new HashMap<MetricAttributes, number, string>(hashAttributes);
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const hash = hashAttributes({ foo: 'bar' });
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map.set({ foo: 'bar' }, 1);
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// get with pinned hash code
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assert.strictEqual(map.get({}, hash), 1);
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// get with attributes object.
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assert.strictEqual(map.get({ foo: 'bar' }), 1);
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map.set({}, 2, hash);
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// get with pinned hash code
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assert.strictEqual(map.get({}, hash), 2);
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// get with attributes object.
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assert.strictEqual(map.get({ foo: 'bar' }), 2);
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});
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});
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describe('has', () => {
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it('should return if the key exists in the value map', () => {
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const map = new HashMap<MetricAttributes, number, string>(hashAttributes);
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const hash = hashAttributes({ foo: 'bar' });
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// with pinned hash code
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assert.strictEqual(map.has({}, hash), false);
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assert.strictEqual(map.has({ foo: 'bar' }, hash), false);
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map.set({ foo: 'bar' }, 1);
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// with pinned hash code
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assert.strictEqual(map.has({}, hash), true);
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// with attributes object.
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assert.strictEqual(map.has({ foo: 'bar' }), true);
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});
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});
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describe('entries', () => {
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it('iterating with entries', () => {
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const map = new HashMap<MetricAttributes, number, string>(hashAttributes);
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map.set({ foo: '1' }, 1);
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map.set({ foo: '2' }, 2);
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map.set({ foo: '3' }, 3);
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map.set({ foo: '4' }, 4);
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const entries = Array.from(map.entries());
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assert.deepStrictEqual(entries, [
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[{ foo: '1' }, 1, hashAttributes({ foo: '1' })],
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[{ foo: '2' }, 2, hashAttributes({ foo: '2' })],
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[{ foo: '3' }, 3, hashAttributes({ foo: '3' })],
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[{ foo: '4' }, 4, hashAttributes({ foo: '4' })],
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]);
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});
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});
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});
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