tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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get-matches.spec.js (3031B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
      4 
      5 import getMatches from "../get-matches";
      6 
      7 describe("search", () => {
      8  describe("getMatches", () => {
      9    it("gets basic string match", () => {
     10      const text = "the test string with test in it multiple times test.";
     11      const query = "test";
     12      const matchLocations = getMatches(query, text, {
     13        caseSensitive: true,
     14        wholeWord: false,
     15        regexMatch: false,
     16      });
     17      expect(matchLocations).toHaveLength(3);
     18    });
     19 
     20    it("gets basic string match case-sensitive", () => {
     21      const text = "the Test string with test in it multiple times test.";
     22      const query = "Test";
     23      const matchLocations = getMatches(query, text, {
     24        caseSensitive: true,
     25        wholeWord: false,
     26        regexMatch: false,
     27      });
     28      expect(matchLocations).toHaveLength(1);
     29    });
     30 
     31    it("gets whole word string match", () => {
     32      const text = "the test string test in it multiple times whoatestthe.";
     33      const query = "test";
     34      const matchLocations = getMatches(query, text, {
     35        caseSensitive: true,
     36        wholeWord: true,
     37        regexMatch: false,
     38      });
     39      expect(matchLocations).toHaveLength(2);
     40    });
     41 
     42    it("gets regex match", () => {
     43      const text = "the test string test in it multiple times whoatestthe.";
     44      const query = "(\\w+)\\s+(\\w+)";
     45      const matchLocations = getMatches(query, text, {
     46        caseSensitive: true,
     47        wholeWord: false,
     48        regexMatch: true,
     49      });
     50      expect(matchLocations).toHaveLength(4);
     51    });
     52 
     53    it("doesnt fail on empty data", () => {
     54      const text = "";
     55      const query = "";
     56      const matchLocations = getMatches(query, text, {
     57        caseSensitive: true,
     58        wholeWord: false,
     59        regexMatch: true,
     60      });
     61      expect(matchLocations).toHaveLength(0);
     62    });
     63 
     64    it("fails gracefully when the line is too long", () => {
     65      const text = Array(100002).join("x");
     66      const query = "query";
     67      const matchLocations = getMatches(query, text, {
     68        caseSensitive: true,
     69        wholeWord: false,
     70        regexMatch: true,
     71      });
     72      expect(matchLocations).toHaveLength(0);
     73    });
     74 
     75    // regression test for #6896
     76    it("doesn't crash on the regex 'a*'", () => {
     77      const text = "abc";
     78      const query = "a*";
     79      const matchLocations = getMatches(query, text, {
     80        caseSensitive: true,
     81        wholeWord: false,
     82        regexMatch: true,
     83      });
     84      expect(matchLocations).toHaveLength(4);
     85    });
     86 
     87    // regression test for #6896
     88    it("doesn't crash on the regex '^'", () => {
     89      const text = "012";
     90      const query = "^";
     91      const matchLocations = getMatches(query, text, {
     92        caseSensitive: true,
     93        wholeWord: false,
     94        regexMatch: true,
     95      });
     96      expect(matchLocations).toHaveLength(1);
     97    });
     98  });
     99 });