1package cc 2 3import ( 4 "android/soong/android" 5 "reflect" 6 "testing" 7) 8 9var firstUniqueElementsTestCases = []struct { 10 in []string 11 out []string 12}{ 13 { 14 in: []string{"a"}, 15 out: []string{"a"}, 16 }, 17 { 18 in: []string{"a", "b"}, 19 out: []string{"a", "b"}, 20 }, 21 { 22 in: []string{"a", "a"}, 23 out: []string{"a"}, 24 }, 25 { 26 in: []string{"a", "b", "a"}, 27 out: []string{"a", "b"}, 28 }, 29 { 30 in: []string{"b", "a", "a"}, 31 out: []string{"b", "a"}, 32 }, 33 { 34 in: []string{"a", "a", "b"}, 35 out: []string{"a", "b"}, 36 }, 37 { 38 in: []string{"a", "b", "a", "b"}, 39 out: []string{"a", "b"}, 40 }, 41 { 42 in: []string{"liblog", "libdl", "libc++", "libdl", "libc", "libm"}, 43 out: []string{"liblog", "libdl", "libc++", "libc", "libm"}, 44 }, 45} 46 47func TestFirstUniqueElements(t *testing.T) { 48 for _, testCase := range firstUniqueElementsTestCases { 49 out := firstUniqueElements(testCase.in) 50 if !reflect.DeepEqual(out, testCase.out) { 51 t.Errorf("incorrect output:") 52 t.Errorf(" input: %#v", testCase.in) 53 t.Errorf(" expected: %#v", testCase.out) 54 t.Errorf(" got: %#v", out) 55 } 56 } 57} 58 59var lastUniqueElementsTestCases = []struct { 60 in []string 61 out []string 62}{ 63 { 64 in: []string{"a"}, 65 out: []string{"a"}, 66 }, 67 { 68 in: []string{"a", "b"}, 69 out: []string{"a", "b"}, 70 }, 71 { 72 in: []string{"a", "a"}, 73 out: []string{"a"}, 74 }, 75 { 76 in: []string{"a", "b", "a"}, 77 out: []string{"b", "a"}, 78 }, 79 { 80 in: []string{"b", "a", "a"}, 81 out: []string{"b", "a"}, 82 }, 83 { 84 in: []string{"a", "a", "b"}, 85 out: []string{"a", "b"}, 86 }, 87 { 88 in: []string{"a", "b", "a", "b"}, 89 out: []string{"a", "b"}, 90 }, 91 { 92 in: []string{"liblog", "libdl", "libc++", "libdl", "libc", "libm"}, 93 out: []string{"liblog", "libc++", "libdl", "libc", "libm"}, 94 }, 95} 96 97func TestLastUniqueElements(t *testing.T) { 98 for _, testCase := range lastUniqueElementsTestCases { 99 out := lastUniqueElements(testCase.in) 100 if !reflect.DeepEqual(out, testCase.out) { 101 t.Errorf("incorrect output:") 102 t.Errorf(" input: %#v", testCase.in) 103 t.Errorf(" expected: %#v", testCase.out) 104 t.Errorf(" got: %#v", out) 105 } 106 } 107} 108 109var ( 110 str11 = "01234567891" 111 str10 = str11[:10] 112 str9 = str11[:9] 113 str5 = str11[:5] 114 str4 = str11[:4] 115) 116 117var splitListForSizeTestCases = []struct { 118 in []string 119 out [][]string 120 size int 121}{ 122 { 123 in: []string{str10}, 124 out: [][]string{{str10}}, 125 size: 10, 126 }, 127 { 128 in: []string{str9}, 129 out: [][]string{{str9}}, 130 size: 10, 131 }, 132 { 133 in: []string{str5}, 134 out: [][]string{{str5}}, 135 size: 10, 136 }, 137 { 138 in: []string{str11}, 139 out: nil, 140 size: 10, 141 }, 142 { 143 in: []string{str10, str10}, 144 out: [][]string{{str10}, {str10}}, 145 size: 10, 146 }, 147 { 148 in: []string{str9, str10}, 149 out: [][]string{{str9}, {str10}}, 150 size: 10, 151 }, 152 { 153 in: []string{str10, str9}, 154 out: [][]string{{str10}, {str9}}, 155 size: 10, 156 }, 157 { 158 in: []string{str5, str4}, 159 out: [][]string{{str5, str4}}, 160 size: 10, 161 }, 162 { 163 in: []string{str5, str4, str5}, 164 out: [][]string{{str5, str4}, {str5}}, 165 size: 10, 166 }, 167 { 168 in: []string{str5, str4, str5, str4}, 169 out: [][]string{{str5, str4}, {str5, str4}}, 170 size: 10, 171 }, 172 { 173 in: []string{str5, str4, str5, str5}, 174 out: [][]string{{str5, str4}, {str5}, {str5}}, 175 size: 10, 176 }, 177 { 178 in: []string{str5, str5, str5, str4}, 179 out: [][]string{{str5}, {str5}, {str5, str4}}, 180 size: 10, 181 }, 182 { 183 in: []string{str9, str11}, 184 out: nil, 185 size: 10, 186 }, 187 { 188 in: []string{str11, str9}, 189 out: nil, 190 size: 10, 191 }, 192} 193 194func TestSplitListForSize(t *testing.T) { 195 for _, testCase := range splitListForSizeTestCases { 196 out, _ := splitListForSize(android.PathsForTesting(testCase.in), testCase.size) 197 198 var outStrings [][]string 199 200 if len(out) > 0 { 201 outStrings = make([][]string, len(out)) 202 for i, o := range out { 203 outStrings[i] = o.Strings() 204 } 205 } 206 207 if !reflect.DeepEqual(outStrings, testCase.out) { 208 t.Errorf("incorrect output:") 209 t.Errorf(" input: %#v", testCase.in) 210 t.Errorf(" size: %d", testCase.size) 211 t.Errorf(" expected: %#v", testCase.out) 212 t.Errorf(" got: %#v", outStrings) 213 } 214 } 215} 216