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.h" 12 13using namespace skia_advanced_typeface_metrics_utils; 14 15namespace { 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 19const int16_t data1[] = {-1, 0, -3, 4, 5, 6, 7, 0, 0, 0, 8, 0, 0, 0, 0}; 20const 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 24const int16_t data2[] = {0, 0, 0, 100, 100, 100, 100, 100, 100, 100, 0, 0}; 25const 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 29const int16_t data3[] = {1, 2, 0, 0, 0, 3, 4, 0, 0, 0, 0, 5}; 30const 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 34const int16_t data4[] = {1, 0, 0, 0, 1, 2, 2, 2, 3, 0, 0, 0, 0, 3, 4}; 35const 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 39const int16_t data5[] = {1, 1, 2, 3, 0, 0, 0, 0, 5, 5, 6, 7, 0, 0, 0, 0, 8, 0}; 40const 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 44const int16_t data6[] = {1, 0, 0, 0, 0, 1, 2, 3, 3, 4, 5, 5, 5, 6}; 45const 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 49const int16_t data7[] = {1, 2, 10, 11, 2, 3}; 50const char* expected7 = "0[1 2 10 11 2 3]"; 51const uint32_t subset7[] = {0, 1, 4, 5}; 52const 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 56const int16_t data8[] = {1, 2, 10, 11, 12, 2, 3}; 57const char* expected8 = "0[1 2 10 11 12 2 3]"; 58const uint32_t subset8[] = {0, 1, 5, 6}; 59const char* expectedSubset8 = "0[1] 1 5 2 6[3]"; 60 61// Leading don't cares. 62// Test rules: d 0 1 2 3 4 63const int16_t data9[] = {1, 1, 10, 2, 3}; 64const char* expected9 = "0 1 1 2[10 2 3]"; 65const uint32_t subset9[] = {0, 1, 3, 4}; 66const 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 70const int16_t data10[] = {1, 2, 10, 11, 12, 3}; 71const char* expected10 = "0[1 2 10 11 12 3]"; 72const uint32_t subset10[] = {0, 1, 5}; 73const 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 77const int16_t data11[] = {1, 2, 10, 11, 12, 13, 3}; 78const char* expected11 = "0[1 2 10 11 12 13 3]"; 79const uint32_t subset11[] = {0, 1, 6}; 80const 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 84const int16_t data12[] = {1, 10, 11, 2, 12, 13, 3}; 85const char* expected12 = "0[1 10 11 2 12 13 3]"; 86const uint32_t subset12[] = {0, 3, 6}; 87const 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 91const int16_t data13[] = {1, 10, 11, 2, 2, 12, 13, 3}; 92const char* expected13 = "0[1 10 11 2 2 12 13 3]"; 93const uint32_t subset13[] = {0, 3, 4, 7}; 94const 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 98const int16_t data14[] = {1, 0, 0, 0, 0, 2}; 99const char* expected14 = "0[1] 5[2]"; 100const uint32_t subset14[] = {0, 5}; 101const char* expectedSubset14 = "0[1] 5[2]"; 102 103} 104 105static SkString stringify_advance_data(SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>* data) { 106 SkString result; 107 bool leadingSpace = false; 108 while (data != NULL) { 109 if (leadingSpace) { 110 result.append(" "); 111 } else { 112 leadingSpace = true; 113 } 114 switch(data->fType) { 115 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRun: 116 result.appendf("%d %d %d", data->fStartId, data->fEndId, data->fAdvance[0]); 117 break; 118 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRange: 119 result.appendf("%d[", data->fStartId); 120 for (int i = 0; i < data->fAdvance.count(); ++i) { 121 if (i > 0) { 122 result.append(" "); 123 } 124 result.appendf("%d", data->fAdvance[i]); 125 } 126 result.append("]"); 127 break; 128 case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kDefault: 129 result.appendf("<Default=%d>", data->fAdvance[0]); 130 break; 131 } 132 data = data->fNext.get(); 133 } 134 return result; 135} 136 137class TestWData { 138 public: 139 TestWData(skiatest::Reporter* reporter, 140 const int16_t advances[], int advanceLen, 141 const uint32_t subset[], int subsetLen, 142 const char* expected) 143 : fAdvances(advances) 144 , fAdvancesLen(advanceLen) 145 , fSubset(subset) 146 , fSubsetLen(subsetLen) 147 , fExpected(expected) { 148 REPORTER_ASSERT(reporter, RunTest()); 149 } 150 151 private: 152 const int16_t* fAdvances; 153 const int fAdvancesLen; 154 const uint32_t* fSubset; 155 const int fSubsetLen; 156 const char* fExpected; 157 158 static bool getAdvance(void* tc, int gId, int16_t* advance) { 159 TestWData* testCase = (TestWData*)tc; 160 if (gId >= 0 && gId < testCase->fAdvancesLen) { 161 *advance = testCase->fAdvances[gId]; 162 return true; 163 } 164 return false; 165 } 166 167 bool RunTest() { 168 SkTScopedPtr<SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t> > result; 169 result.reset(getAdvanceData((void*)this, fAdvancesLen, fSubset, fSubsetLen, getAdvance)); 170 171 SkString stringResult = stringify_advance_data(result.get()); 172 if (!stringResult.equals(fExpected)) { 173 printf("Expected: %s\n Result: %s\n", fExpected, stringResult.c_str()); 174 return false; 175 } 176 return true; 177 } 178}; 179 180static void TestWArray(skiatest::Reporter* reporter) { 181 TestWData(reporter, data1, SK_ARRAY_COUNT(data1), NULL, 0, expected1); 182 TestWData(reporter, data2, SK_ARRAY_COUNT(data2), NULL, 0, expected2); 183 TestWData(reporter, data3, SK_ARRAY_COUNT(data3), NULL, 0, expected3); 184 TestWData(reporter, data4, SK_ARRAY_COUNT(data4), NULL, 0, expected4); 185 TestWData(reporter, data5, SK_ARRAY_COUNT(data5), NULL, 0, expected5); 186 TestWData(reporter, data6, SK_ARRAY_COUNT(data6), NULL, 0, expected6); 187 TestWData(reporter, data7, SK_ARRAY_COUNT(data7), NULL, 0, expected7); 188 TestWData(reporter, data7, SK_ARRAY_COUNT(data7), subset7, 189 SK_ARRAY_COUNT(subset7), expectedSubset7); 190 TestWData(reporter, data8, SK_ARRAY_COUNT(data8), NULL, 0, expected8); 191 TestWData(reporter, data8, SK_ARRAY_COUNT(data8), subset8, 192 SK_ARRAY_COUNT(subset8), expectedSubset8); 193 TestWData(reporter, data9, SK_ARRAY_COUNT(data9), NULL, 0, expected9); 194 TestWData(reporter, data9, SK_ARRAY_COUNT(data9), subset9, 195 SK_ARRAY_COUNT(subset9), expectedSubset9); 196 TestWData(reporter, data10, SK_ARRAY_COUNT(data10), NULL, 0, expected10); 197 TestWData(reporter, data10, SK_ARRAY_COUNT(data10), subset10, 198 SK_ARRAY_COUNT(subset10), expectedSubset10); 199 TestWData(reporter, data11, SK_ARRAY_COUNT(data11), NULL, 0, expected11); 200 TestWData(reporter, data11, SK_ARRAY_COUNT(data11), subset11, 201 SK_ARRAY_COUNT(subset11), expectedSubset11); 202 TestWData(reporter, data12, SK_ARRAY_COUNT(data12), NULL, 0, expected12); 203 TestWData(reporter, data12, SK_ARRAY_COUNT(data12), subset12, 204 SK_ARRAY_COUNT(subset12), expectedSubset12); 205 TestWData(reporter, data13, SK_ARRAY_COUNT(data13), NULL, 0, expected13); 206 TestWData(reporter, data13, SK_ARRAY_COUNT(data13), subset13, 207 SK_ARRAY_COUNT(subset13), expectedSubset13); 208 TestWData(reporter, data14, SK_ARRAY_COUNT(data14), NULL, 0, expected14); 209 TestWData(reporter, data14, SK_ARRAY_COUNT(data14), subset14, 210 SK_ARRAY_COUNT(subset14), expectedSubset14); 211} 212 213#include "TestClassDef.h" 214DEFINE_TESTCLASS("WArray", WArrayTest, TestWArray) 215