297984e2e9
I overlooked that we already had existing unit-tests for `web/ui_utils.js`, so this PR adds a few tests for `removeNullCharacters` (see PR 6431).
49 lines
1.8 KiB
JavaScript
49 lines
1.8 KiB
JavaScript
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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/* globals expect, it, describe, binarySearchFirstItem, removeNullCharacters */
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'use strict';
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describe('ui_utils', function() {
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describe('removeNullCharacters', function() {
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it('should not modify string without null characters', function() {
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var str = 'string without null chars';
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expect(removeNullCharacters(str)).toEqual('string without null chars');
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});
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it('should modify string with null characters', function() {
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var str = 'string\x00With\x00Null\x00Chars';
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expect(removeNullCharacters(str)).toEqual('stringWithNullChars');
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});
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});
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describe('binary search', function() {
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function isTrue(boolean) {
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return boolean;
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}
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function isGreater3(number) {
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return number > 3;
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}
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it('empty array', function() {
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expect(binarySearchFirstItem([], isTrue)).toEqual(0);
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});
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it('single boolean entry', function() {
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expect(binarySearchFirstItem([false], isTrue)).toEqual(1);
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expect(binarySearchFirstItem([true], isTrue)).toEqual(0);
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});
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it('three boolean entries', function() {
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expect(binarySearchFirstItem([true, true, true], isTrue)).toEqual(0);
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expect(binarySearchFirstItem([false, true, true], isTrue)).toEqual(1);
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expect(binarySearchFirstItem([false, false, true], isTrue)).toEqual(2);
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expect(binarySearchFirstItem([false, false, false], isTrue)).toEqual(3);
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});
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it('three numeric entries', function() {
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expect(binarySearchFirstItem([0, 1, 2], isGreater3)).toEqual(3);
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expect(binarySearchFirstItem([2, 3, 4], isGreater3)).toEqual(2);
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expect(binarySearchFirstItem([4, 5, 6], isGreater3)).toEqual(0);
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});
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});
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});
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