67 lines
2.2 KiB
JavaScript
67 lines
2.2 KiB
JavaScript
/**
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* Copyright (c) HashiCorp, Inc.
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* SPDX-License-Identifier: MPL-2.0
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*/
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import { formatNumbers, formatTooltipNumber, calculateAverage } from 'vault/utils/chart-helpers';
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import { module, test } from 'qunit';
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const SMALL_NUMBERS = [0, 7, 27, 103, 999];
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const LARGE_NUMBERS = {
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1001: '1k',
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33777: '34k',
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532543: '530k',
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2100100: '2.1M',
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54500200100: '55B',
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};
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module('Unit | Utility | chart-helpers', function () {
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test('formatNumbers renders number correctly', function (assert) {
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assert.expect(11);
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const method = formatNumbers();
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assert.ok(method);
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SMALL_NUMBERS.forEach(function (num) {
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assert.strictEqual(formatNumbers(num), num, `Does not format small number ${num}`);
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});
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Object.keys(LARGE_NUMBERS).forEach(function (num) {
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const expected = LARGE_NUMBERS[num];
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assert.strictEqual(formatNumbers(num), expected, `Formats ${num} as ${expected}`);
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});
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});
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test('formatTooltipNumber renders number correctly', function (assert) {
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const formatted = formatTooltipNumber(120300200100);
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assert.strictEqual(formatted.length, 15, 'adds punctuation at proper place for large numbers');
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});
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test('calculateAverage is accurate', function (assert) {
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const testArray1 = [
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{ label: 'foo', value: 10 },
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{ label: 'bar', value: 22 },
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];
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const testArray2 = [
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{ label: 'foo', value: undefined },
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{ label: 'bar', value: 22 },
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];
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const testArray3 = [{ label: 'foo' }, { label: 'bar' }];
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const getAverage = (array) => array.reduce((a, b) => a + b, 0) / array.length;
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assert.strictEqual(calculateAverage(null), null, 'returns null if dataset it null');
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assert.strictEqual(calculateAverage([]), null, 'returns null if dataset it empty array');
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assert.strictEqual(
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calculateAverage(testArray1, 'value'),
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getAverage([10, 22]),
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`returns correct average for array of objects`
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);
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assert.strictEqual(
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calculateAverage(testArray2, 'value'),
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getAverage([0, 22]),
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`returns correct average for array of objects containing undefined values`
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);
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assert.strictEqual(
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calculateAverage(testArray3, 'value'),
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null,
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'returns null when object key does not exist at all'
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);
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});
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});
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