mirror of
https://github.com/SerenityOS/serenity
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71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
/*
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* Copyright (c) 2023, Tim Ledbetter <timledbetter@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/FuzzyMatch.h>
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TEST_CASE(is_leading_letter_penalty_correctly_applied)
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{
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// Leading penalty is -5 points for each initial unmatched letter up to a maximum of -15.
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EXPECT_EQ(fuzzy_match("b"sv, "ab"sv).score, 94);
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EXPECT_EQ(fuzzy_match("c"sv, "abc"sv).score, 88);
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EXPECT_EQ(fuzzy_match("d"sv, "abcd"sv).score, 82);
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EXPECT_EQ(fuzzy_match("e"sv, "abcde"sv).score, 81);
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}
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TEST_CASE(is_first_letter_bonus_applied_correctly)
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{
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// First letter bonus is +15 if the first letter matches.
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EXPECT_EQ(fuzzy_match("a"sv, "a"sv).score, 115);
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EXPECT_EQ(fuzzy_match("a"sv, "A"sv).score, 115);
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EXPECT_EQ(fuzzy_match(" "sv, " "sv).score, 115);
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}
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TEST_CASE(is_sequential_bonus_applied_correctly)
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{
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// Sequential bonus is +15 for each sequential match.
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EXPECT_EQ(fuzzy_match("bc"sv, "abc"sv).score, 109);
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EXPECT_EQ(fuzzy_match("bcd"sv, "ab-cd"sv).score, 108);
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EXPECT_EQ(fuzzy_match("bcd"sv, "abcd"sv).score, 124);
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EXPECT_EQ(fuzzy_match("bcde"sv, "ab-cde"sv).score, 123);
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EXPECT_EQ(fuzzy_match("bcde"sv, "abcde"sv).score, 139);
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EXPECT_EQ(fuzzy_match("bcde"sv, "abcdef"sv).score, 138);
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}
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TEST_CASE(is_camel_case_bonus_applied_correctly)
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{
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// Camel case bonus is +30 if the matching character is uppercase and the preceding character is lowercase.
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// These cases get no camel case bonus.
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EXPECT_EQ(fuzzy_match("b"sv, "Ab"sv).score, 94);
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EXPECT_EQ(fuzzy_match("abc"sv, "ABc"sv).score, 145);
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EXPECT_EQ(fuzzy_match("abc"sv, "ABC"sv).score, 145);
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EXPECT_EQ(fuzzy_match("abc"sv, "Abc"sv).score, 145);
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EXPECT_EQ(fuzzy_match("abcd"sv, "abcd"sv).score, 160);
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// These cases get a camel case bonus.
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EXPECT_EQ(fuzzy_match("b"sv, "aB"sv).score, 124);
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EXPECT_EQ(fuzzy_match("abc"sv, "aBc"sv).score, 175);
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EXPECT_EQ(fuzzy_match("abc"sv, "aBC"sv).score, 175);
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EXPECT_EQ(fuzzy_match("abc"sv, "aBC-"sv).score, 174);
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EXPECT_EQ(fuzzy_match("abcd"sv, "aBcD"sv).score, 220);
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EXPECT_EQ(fuzzy_match("abcd"sv, "aBcD-"sv).score, 219);
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}
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TEST_CASE(is_separator_bonus_applied_correctly)
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{
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// Separator bonus is +30 if the character preceding the matching character is a space or an underscore.
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EXPECT_EQ(fuzzy_match("b"sv, "a b"sv).score, 118);
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EXPECT_EQ(fuzzy_match("bc"sv, "a b c"sv).score, 147);
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EXPECT_EQ(fuzzy_match("ab cd"sv, "ab cd"sv).score, 205);
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EXPECT_EQ(fuzzy_match("ab_cd"sv, "ab_cd"sv).score, 205);
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EXPECT_EQ(fuzzy_match("abcd"sv, "a b c d"sv).score, 202);
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EXPECT_EQ(fuzzy_match("abcd"sv, "a_b_c_d"sv).score, 202);
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EXPECT_EQ(fuzzy_match("b c"sv, "ab cd"sv).score, 153);
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EXPECT_EQ(fuzzy_match("b_c"sv, "ab_cd"sv).score, 153);
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EXPECT_EQ(fuzzy_match("bc"sv, "ab cd"sv).score, 122);
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}
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