a489e5f0b1
Adds support for histogram charts to data grid columns. - Adds a toggle button to the data grid's header to enabled/disable column charts. - When enabled, the charts get rendered as part of the data grid header. - Histogram charts will get rendered for fields based on date, number, string and boolean.
58 lines
1.9 KiB
TypeScript
58 lines
1.9 KiB
TypeScript
/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the Elastic License;
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* you may not use this file except in compliance with the Elastic License.
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*/
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import { renderTemplate, getMedianStringLength, stringHash } from './string_utils';
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const strings: string[] = [
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'foo',
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'foofoofoofoofoo',
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'foofoofoo',
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'f',
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'f',
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'foofoofoofoofoofoofoo',
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];
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const noStrings: string[] = [];
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describe('ML - string utils', () => {
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describe('renderTemplate', () => {
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test('returns plain string', () => {
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const templateString = 'plain string';
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const result = renderTemplate(templateString);
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expect(result).toBe(result);
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});
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test('returns rendered template with one replacement', () => {
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const templateString = 'string with {{one}} replacement';
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const result = renderTemplate(templateString, { one: '1' });
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expect(result).toBe('string with 1 replacement');
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});
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test('returns rendered template with two replacements', () => {
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const templateString = 'string with {{one}} replacement, and a {{two}} one.';
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const result = renderTemplate(templateString, { one: '1', two: '2nd' });
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expect(result).toBe('string with 1 replacement, and a 2nd one.');
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});
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});
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describe('getMedianStringLength', () => {
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test('test median for string array', () => {
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const result = getMedianStringLength(strings);
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expect(result).toBe(9);
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});
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test('test median for no strings', () => {
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const result = getMedianStringLength(noStrings);
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expect(result).toBe(0);
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});
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});
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describe('stringHash', () => {
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test('should return a unique number based off a string', () => {
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const hash1 = stringHash('the-string-1');
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const hash2 = stringHash('the-string-2');
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expect(hash1).not.toBe(hash2);
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});
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});
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});
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