1 /* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "Test.h" 9 10 // Include the implementation so we can make an appropriate template instance. 11 #include "SkAdvancedTypefaceMetrics.cpp" 12 13 using namespace skia_advanced_typeface_metrics_utils; 14 15 namespace { 16 17 // Negative values and zeros in a range plus trailing zeros. 18 // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 19 const int16_t data1[] = {-1, 0, -3, 4, 5, 6, 7, 0, 0, 0, 8, 0, 0, 0, 0}; 20 const char* expected1 = "0[-1 0 -3 4 5 6 7 0 0 0 8]"; 21 22 // Run with leading and trailing zeros. 23 // Test rules: d 0 1 2 3 4 5 6 7 8 9 10 11 24 const int16_t data2[] = {0, 0, 0, 100, 100, 100, 100, 100, 100, 100, 0, 0}; 25 const char* expected2 = "3 9 100"; 26 27 // Removing 0's from a range. 28 // Test rules: a 0 1 2 3 4 5 6 7 8 9 10 11 29 const int16_t data3[] = {1, 2, 0, 0, 0, 3, 4, 0, 0, 0, 0, 5}; 30 const char* expected3 = "0[1 2 0 0 0 3 4] 11[5]"; 31 32 // Removing 0's from a run/range and between runs. 33 // Test rules: a, b 0 1 2 3 4 5 6 7 8 9 10 11 12 14 15 34 const int16_t data4[] = {1, 0, 0, 0, 1, 2, 2, 2, 3, 0, 0, 0, 0, 3, 4}; 35 const char* expected4 = "0[1 0 0 0 1] 5 7 2 8[3] 13[3 4]"; 36 37 // Runs that starts outside a range. 38 // Test rules: a, e 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 39 const int16_t data5[] = {1, 1, 2, 3, 0, 0, 0, 0, 5, 5, 6, 7, 0, 0, 0, 0, 8, 0}; 40 const char* expected5 = "0 1 1 2[2 3] 8 9 5 10[6 7] 16[8]"; 41 42 // Zeros and runs that should be broken out. 43 // Test rules: a, b, e 0 1 2 3 4 5 6 7 8 9 10 11 12 13 44 const int16_t data6[] = {1, 0, 0, 0, 0, 1, 2, 3, 3, 4, 5, 5, 5, 6}; 45 const char* expected6 = "0[1] 5[1 2 3 3 4] 10 12 5 13[6]"; 46 47 // Don't cares that aren't enough to break out a run. 48 // Test rules: c 0 1 2 3 4 5 49 const int16_t data7[] = {1, 2, 10, 11, 2, 3}; 50 const char* expected7 = "0[1 2 10 11 2 3]"; 51 const uint32_t subset7[] = {0, 1, 4, 5}; 52 const char* expectedSubset7 = "0[1 2 0 0 2 3]"; 53 54 // Don't cares that are enough to break out a run. 55 // Test rules: c 0 1 2 3 4 5 6 56 const int16_t data8[] = {1, 2, 10, 11, 12, 2, 3}; 57 const char* expected8 = "0[1 2 10 11 12 2 3]"; 58 const uint32_t subset8[] = {0, 1, 5, 6}; 59 const char* expectedSubset8 = "0[1] 1 5 2 6[3]"; 60 61 // Leading don't cares. 62 // Test rules: d 0 1 2 3 4 63 const int16_t data9[] = {1, 1, 10, 2, 3}; 64 const char* expected9 = "0 1 1 2[10 2 3]"; 65 const uint32_t subset9[] = {0, 1, 3, 4}; 66 const char* expectedSubset9 = "0 1 1 3[2 3]"; 67 68 // Almost run of don't cares inside a range. 69 // Test rules: c 0 1 2 3 4 5 70 const int16_t data10[] = {1, 2, 10, 11, 12, 3}; 71 const char* expected10 = "0[1 2 10 11 12 3]"; 72 const uint32_t subset10[] = {0, 1, 5}; 73 const char* expectedSubset10 = "0[1 2 0 0 0 3]"; 74 75 // Run of don't cares inside a range. 76 // Test rules: c 0 1 2 3 4 5 6 77 const int16_t data11[] = {1, 2, 10, 11, 12, 13, 3}; 78 const char* expected11 = "0[1 2 10 11 12 13 3]"; 79 const uint32_t subset11[] = {0, 1, 6}; 80 const char* expectedSubset11 = "0[1 2] 6[3]"; 81 82 // Almost run within a range with leading don't cares. 83 // Test rules: c 0 1 2 3 4 5 6 84 const int16_t data12[] = {1, 10, 11, 2, 12, 13, 3}; 85 const char* expected12 = "0[1 10 11 2 12 13 3]"; 86 const uint32_t subset12[] = {0, 3, 6}; 87 const char* expectedSubset12 = "0[1 0 0 2 0 0 3]"; 88 89 // Run within a range with leading don't cares. 90 // Test rules: c 0 1 2 3 4 5 6 7 91 const int16_t data13[] = {1, 10, 11, 2, 2, 12, 13, 3}; 92 const char* expected13 = "0[1 10 11 2 2 12 13 3]"; 93 const uint32_t subset13[] = {0, 3, 4, 7}; 94 const char* expectedSubset13 = "0[1] 1 6 2 7[3]"; 95 96 // Enough don't cares to breakup something. 97 // Test rules: a 0 1 2 3 4 5 98 const int16_t data14[] = {1, 0, 0, 0, 0, 2}; 99 const char* expected14 = "0[1] 5[2]"; 100 const uint32_t subset14[] = {0, 5}; 101 const char* expectedSubset14 = "0[1] 5[2]"; 102 103 } 104 105 static SkString stringify_advance_data( 106 SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>* data) { 107 SkString result; 108 bool leadingSpace = false; 109 while (data != NULL) { 110 if (leadingSpace) { 111 result.append(" "); 112 } else { 113 leadingSpace = true; 114 } 115 switch(data->fType) { 116 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRun: 117 result.appendf("%d %d %d", data->fStartId, data->fEndId, 118 data->fAdvance[0]); 119 break; 120 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRange: 121 result.appendf("%d[", data->fStartId); 122 for (int i = 0; i < data->fAdvance.count(); ++i) { 123 if (i > 0) { 124 result.append(" "); 125 } 126 result.appendf("%d", data->fAdvance[i]); 127 } 128 result.append("]"); 129 break; 130 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kDefault: 131 result.appendf("<Default=%d>", data->fAdvance[0]); 132 break; 133 } 134 data = data->fNext.get(); 135 } 136 return result; 137 } 138 139 class TestWData { 140 public: 141 TestWData(skiatest::Reporter* reporter, 142 const int16_t advances[], 143 int advanceLen, 144 const uint32_t subset[], 145 int subsetLen, 146 const char* expected) 147 : fAdvances(advances) 148 , fAdvancesLen(advanceLen) 149 , fSubset(subset) 150 , fSubsetLen(subsetLen) 151 , fExpected(expected) { 152 REPORTER_ASSERT(reporter, RunTest()); 153 } 154 155 private: 156 const int16_t* fAdvances; 157 const int fAdvancesLen; 158 const uint32_t* fSubset; 159 const int fSubsetLen; 160 const char* fExpected; 161 162 static bool getAdvance(TestWData* testCase, int gId, int16_t* advance) { 163 if (gId >= 0 && gId < testCase->fAdvancesLen) { 164 *advance = testCase->fAdvances[gId]; 165 return true; 166 } 167 return false; 168 } 169 170 bool RunTest() { 171 SkTScopedPtr<SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t> > result; 172 result.reset(getAdvanceData(this, fAdvancesLen, fSubset, fSubsetLen, 173 getAdvance)); 174 175 SkString stringResult = stringify_advance_data(result.get()); 176 if (!stringResult.equals(fExpected)) { 177 printf("Expected: %s\n Result: %s\n", fExpected, 178 stringResult.c_str()); 179 return false; 180 } 181 return true; 182 } 183 }; 184 185 static void TestWArray(skiatest::Reporter* reporter) { 186 TestWData(reporter, data1, SK_ARRAY_COUNT(data1), NULL, 0, expected1); 187 TestWData(reporter, data2, SK_ARRAY_COUNT(data2), NULL, 0, expected2); 188 TestWData(reporter, data3, SK_ARRAY_COUNT(data3), NULL, 0, expected3); 189 TestWData(reporter, data4, SK_ARRAY_COUNT(data4), NULL, 0, expected4); 190 TestWData(reporter, data5, SK_ARRAY_COUNT(data5), NULL, 0, expected5); 191 TestWData(reporter, data6, SK_ARRAY_COUNT(data6), NULL, 0, expected6); 192 TestWData(reporter, data7, SK_ARRAY_COUNT(data7), NULL, 0, expected7); 193 TestWData(reporter, data7, SK_ARRAY_COUNT(data7), subset7, 194 SK_ARRAY_COUNT(subset7), expectedSubset7); 195 TestWData(reporter, data8, SK_ARRAY_COUNT(data8), NULL, 0, expected8); 196 TestWData(reporter, data8, SK_ARRAY_COUNT(data8), subset8, 197 SK_ARRAY_COUNT(subset8), expectedSubset8); 198 TestWData(reporter, data9, SK_ARRAY_COUNT(data9), NULL, 0, expected9); 199 TestWData(reporter, data9, SK_ARRAY_COUNT(data9), subset9, 200 SK_ARRAY_COUNT(subset9), expectedSubset9); 201 TestWData(reporter, data10, SK_ARRAY_COUNT(data10), NULL, 0, expected10); 202 TestWData(reporter, data10, SK_ARRAY_COUNT(data10), subset10, 203 SK_ARRAY_COUNT(subset10), expectedSubset10); 204 TestWData(reporter, data11, SK_ARRAY_COUNT(data11), NULL, 0, expected11); 205 TestWData(reporter, data11, SK_ARRAY_COUNT(data11), subset11, 206 SK_ARRAY_COUNT(subset11), expectedSubset11); 207 TestWData(reporter, data12, SK_ARRAY_COUNT(data12), NULL, 0, expected12); 208 TestWData(reporter, data12, SK_ARRAY_COUNT(data12), subset12, 209 SK_ARRAY_COUNT(subset12), expectedSubset12); 210 TestWData(reporter, data13, SK_ARRAY_COUNT(data13), NULL, 0, expected13); 211 TestWData(reporter, data13, SK_ARRAY_COUNT(data13), subset13, 212 SK_ARRAY_COUNT(subset13), expectedSubset13); 213 TestWData(reporter, data14, SK_ARRAY_COUNT(data14), NULL, 0, expected14); 214 TestWData(reporter, data14, SK_ARRAY_COUNT(data14), subset14, 215 SK_ARRAY_COUNT(subset14), expectedSubset14); 216 } 217 218 #include "TestClassDef.h" 219 DEFINE_TESTCLASS("WArray", WArrayTest, TestWArray) 220