tests/WArrayTest.cpp - platform/external/skia - Git at Google

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */

 #include "Test.h"

 // Include the implementation so we can make an appropriate template instance.
 #include "SkAdvancedTypefaceMetrics.h"

 using namespace skia_advanced_typeface_metrics_utils;

 // Negative values and zeros in a range plus trailing zeros.
 //                        0  1   2  3  4  5  6  7  8  9 10 11 12 13 14
 static const int16_t data1[] = {-1, 0, -3, 4, 5, 6, 7, 0, 0, 0, 8, 0, 0, 0, 0};
 static const char* expected1 = "0[-1 0 -3 4 5 6 7 0 0 0 8]";

 // Run with leading and trailing zeros.
 // Test rules: d         0  1  2    3    4    5    6    7    8    9 10 11
 static const int16_t data2[] = {0, 0, 0, 100, 100, 100, 100, 100, 100, 100, 0, 0};
 static const char* expected2 = "3 9 100";

 // Removing 0's from a range.
 // Test rules: a         0  1  2  3  4  5  6  7  8  9 10 11
 static const int16_t data3[] = {1, 2, 0, 0, 0, 3, 4, 0, 0, 0, 0, 5};
 static const char* expected3 = "0[1 2 0 0 0 3 4] 11[5]";

 // Removing 0's from a run/range and between runs.
 // Test rules: a, b      0  1  2  3  4  5  6  7  8  9 10 11 12 14 15
 static const int16_t data4[] = {1, 0, 0, 0, 1, 2, 2, 2, 3, 0, 0, 0, 0, 3, 4};
 static const char* expected4 = "0[1 0 0 0 1] 5 7 2 8[3] 13[3 4]";

 // Runs that starts outside a range.
 // Test rules: a, e      0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17
 static const int16_t data5[] = {1, 1, 2, 3, 0, 0, 0, 0, 5, 5, 6, 7, 0, 0, 0, 0, 8, 0};
 static const char* expected5 = "0 1 1 2[2 3] 8 9 5 10[6 7] 16[8]";

 // Zeros and runs that should be broken out.
 // Test rules: a, b, e   0  1  2  3  4  5  6  7  8  9 10 11 12 13
 static const int16_t data6[] = {1, 0, 0, 0, 0, 1, 2, 3, 3, 4, 5, 5, 5, 6};
 static const char* expected6 = "0[1] 5[1 2 3 3 4] 10 12 5 13[6]";

 // Don't cares that aren't enough to break out a run.
 // Test rules: c         0  1   2   3  4  5
 static const int16_t data7[] = {1, 2, 10, 11, 2, 3};
 static const char* expected7 = "0[1 2 10 11 2 3]";
 static const uint32_t subset7[] = {0, 1, 4, 5};
 static const char* expectedSubset7 = "0[1 2 0 0 2 3]";

 // Don't cares that are enough to break out a run.
 // Test rules: c         0  1   2   3  4   5  6
 static const int16_t data8[] = {1, 2, 10, 11, 12, 2, 3};
 static const char* expected8 = "0[1 2 10 11 12 2 3]";
 static const uint32_t subset8[] = {0, 1, 5, 6};
 static const char* expectedSubset8 = "0[1] 1 5 2 6[3]";

 // Leading don't cares.
 // Test rules: d         0  1   2  3  4
 static const int16_t data9[] = {1, 1, 10, 2, 3};
 static const char* expected9 = "0 1 1 2[10 2 3]";
 static const uint32_t subset9[] = {0, 1, 3, 4};
 static const char* expectedSubset9 = "0 1 1 3[2 3]";

 // Almost run of don't cares inside a range.
 // Test rules: c          0  1   2   3   4  5
 static const int16_t data10[] = {1, 2, 10, 11, 12, 3};
 static const char* expected10 = "0[1 2 10 11 12 3]";
 static const uint32_t subset10[] = {0, 1, 5};
 static const char* expectedSubset10 = "0[1 2 0 0 0 3]";

 // Run of don't cares inside a range.
 // Test rules: c          0  1   2   3   4   5  6
 static const int16_t data11[] = {1, 2, 10, 11, 12, 13, 3};
 static const char* expected11 = "0[1 2 10 11 12 13 3]";
 static const uint32_t subset11[] = {0, 1, 6};
 static const char* expectedSubset11 = "0[1 2] 6[3]";

 // Almost run within a range with leading don't cares.
 // Test rules: c          0   1   2  3   4   5  6
 static const int16_t data12[] = {1, 10, 11, 2, 12, 13, 3};
 static const char* expected12 = "0[1 10 11 2 12 13 3]";
 static const uint32_t subset12[] = {0, 3, 6};
 static const char* expectedSubset12 = "0[1 0 0 2 0 0 3]";

 // Run within a range with leading don't cares.
 // Test rules: c          0   1   2  3  4   5   6  7
 static const int16_t data13[] = {1, 10, 11, 2, 2, 12, 13, 3};
 static const char* expected13 = "0[1 10 11 2 2 12 13 3]";
 static const uint32_t subset13[] = {0, 3, 4, 7};
 static const char* expectedSubset13 = "0[1] 1 6 2 7[3]";

 // Enough don't cares to breakup something.
 // Test rules: a          0  1  2  3  4  5
 static const int16_t data14[] = {1, 0, 0, 0, 0, 2};
 static const char* expected14 = "0[1] 5[2]";
 static const uint32_t subset14[] = {0, 5};
 static const char* expectedSubset14 = "0[1] 5[2]";

 static SkString stringify_advance_data(SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>* data) {
     SkString result;
     bool leadingSpace = false;
     while (data != nullptr) {
       if (leadingSpace) {
         result.append(" ");
       } else {
         leadingSpace = true;
       }
       switch(data->fType) {
         case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRun:
           result.appendf("%d %d %d", data->fStartId, data->fEndId, data->fAdvance[0]);
           break;
         case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRange:
           result.appendf("%d[", data->fStartId);
           for (int i = 0; i < data->fAdvance.count(); ++i) {
             if (i > 0) {
               result.append(" ");
             }
             result.appendf("%d", data->fAdvance[i]);
           }
           result.append("]");
           break;
         case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kDefault:
           result.appendf("<Default=%d>", data->fAdvance[0]);
           break;
       }
       data = data->fNext.get();
     }
     return result;
 }

 class TestWData {
   public:
     TestWData(skiatest::Reporter* reporter,
               const int16_t advances[], int advanceLen,
               const uint32_t subset[], int subsetLen,
               const char* expected)
             : fAdvances(advances)
             , fAdvancesLen(advanceLen)
             , fSubset(subset)
             , fSubsetLen(subsetLen)
             , fExpected(expected) {
         this->runTest(reporter);
     }

   private:
     const int16_t* fAdvances;
     const int fAdvancesLen;
     const uint32_t* fSubset;
     const int fSubsetLen;
     const char* fExpected;

     static bool getAdvance(void* tc, int gId, int16_t* advance) {
         TestWData* testCase = (TestWData*)tc;
         if (gId >= 0 && gId < testCase->fAdvancesLen) {
             *advance = testCase->fAdvances[gId];
             return true;
         }
         return false;
     }

     void runTest(skiatest::Reporter* reporter) {
         SkAutoTDelete<SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t> > result;
         result.reset(getAdvanceData((void*)this, fAdvancesLen, fSubset, fSubsetLen, getAdvance));

         SkString stringResult = stringify_advance_data(result);
         if (!stringResult.equals(fExpected)) {
             ERRORF(reporter, "Expected: %s\n  Result: %s\n", fExpected, stringResult.c_str());
         }
     }
 };

 DEF_TEST(WArray, reporter) {
     TestWData(reporter, data1, SK_ARRAY_COUNT(data1), nullptr, 0, expected1);
     TestWData(reporter, data2, SK_ARRAY_COUNT(data2), nullptr, 0, expected2);
     TestWData(reporter, data3, SK_ARRAY_COUNT(data3), nullptr, 0, expected3);
     TestWData(reporter, data4, SK_ARRAY_COUNT(data4), nullptr, 0, expected4);
     TestWData(reporter, data5, SK_ARRAY_COUNT(data5), nullptr, 0, expected5);
     TestWData(reporter, data6, SK_ARRAY_COUNT(data6), nullptr, 0, expected6);
     TestWData(reporter, data7, SK_ARRAY_COUNT(data7), nullptr, 0, expected7);
     TestWData(reporter, data7, SK_ARRAY_COUNT(data7), subset7,
               SK_ARRAY_COUNT(subset7), expectedSubset7);
     TestWData(reporter, data8, SK_ARRAY_COUNT(data8), nullptr, 0, expected8);
     TestWData(reporter, data8, SK_ARRAY_COUNT(data8), subset8,
               SK_ARRAY_COUNT(subset8), expectedSubset8);
     TestWData(reporter, data9, SK_ARRAY_COUNT(data9), nullptr, 0, expected9);
     TestWData(reporter, data9, SK_ARRAY_COUNT(data9), subset9,
               SK_ARRAY_COUNT(subset9), expectedSubset9);
     TestWData(reporter, data10, SK_ARRAY_COUNT(data10), nullptr, 0, expected10);
     TestWData(reporter, data10, SK_ARRAY_COUNT(data10), subset10,
               SK_ARRAY_COUNT(subset10), expectedSubset10);
     TestWData(reporter, data11, SK_ARRAY_COUNT(data11), nullptr, 0, expected11);
     TestWData(reporter, data11, SK_ARRAY_COUNT(data11), subset11,
               SK_ARRAY_COUNT(subset11), expectedSubset11);
     TestWData(reporter, data12, SK_ARRAY_COUNT(data12), nullptr, 0, expected12);
     TestWData(reporter, data12, SK_ARRAY_COUNT(data12), subset12,
               SK_ARRAY_COUNT(subset12), expectedSubset12);
     TestWData(reporter, data13, SK_ARRAY_COUNT(data13), nullptr, 0, expected13);
     TestWData(reporter, data13, SK_ARRAY_COUNT(data13), subset13,
               SK_ARRAY_COUNT(subset13), expectedSubset13);
     TestWData(reporter, data14, SK_ARRAY_COUNT(data14), nullptr, 0, expected14);
     TestWData(reporter, data14, SK_ARRAY_COUNT(data14), subset14,
               SK_ARRAY_COUNT(subset14), expectedSubset14);
 }
	/*
	* Copyright 2011 Google Inc.
	*
	* Use of this source code is governed by a BSD-style license that can be
	* found in the LICENSE file.
	*/

	#include "Test.h"

	// Include the implementation so we can make an appropriate template instance.
	#include "SkAdvancedTypefaceMetrics.h"

	using namespace skia_advanced_typeface_metrics_utils;

	// Negative values and zeros in a range plus trailing zeros.
	// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
	static const int16_t data1[] = {-1, 0, -3, 4, 5, 6, 7, 0, 0, 0, 8, 0, 0, 0, 0};
	static const char* expected1 = "0[-1 0 -3 4 5 6 7 0 0 0 8]";

	// Run with leading and trailing zeros.
	// Test rules: d 0 1 2 3 4 5 6 7 8 9 10 11
	static const int16_t data2[] = {0, 0, 0, 100, 100, 100, 100, 100, 100, 100, 0, 0};
	static const char* expected2 = "3 9 100";

	// Removing 0's from a range.
	// Test rules: a 0 1 2 3 4 5 6 7 8 9 10 11
	static const int16_t data3[] = {1, 2, 0, 0, 0, 3, 4, 0, 0, 0, 0, 5};
	static const char* expected3 = "0[1 2 0 0 0 3 4] 11[5]";

	// Removing 0's from a run/range and between runs.
	// Test rules: a, b 0 1 2 3 4 5 6 7 8 9 10 11 12 14 15
	static const int16_t data4[] = {1, 0, 0, 0, 1, 2, 2, 2, 3, 0, 0, 0, 0, 3, 4};
	static const char* expected4 = "0[1 0 0 0 1] 5 7 2 8[3] 13[3 4]";

	// Runs that starts outside a range.
	// Test rules: a, e 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
	static const int16_t data5[] = {1, 1, 2, 3, 0, 0, 0, 0, 5, 5, 6, 7, 0, 0, 0, 0, 8, 0};
	static const char* expected5 = "0 1 1 2[2 3] 8 9 5 10[6 7] 16[8]";

	// Zeros and runs that should be broken out.
	// Test rules: a, b, e 0 1 2 3 4 5 6 7 8 9 10 11 12 13
	static const int16_t data6[] = {1, 0, 0, 0, 0, 1, 2, 3, 3, 4, 5, 5, 5, 6};
	static const char* expected6 = "0[1] 5[1 2 3 3 4] 10 12 5 13[6]";

	// Don't cares that aren't enough to break out a run.
	// Test rules: c 0 1 2 3 4 5
	static const int16_t data7[] = {1, 2, 10, 11, 2, 3};
	static const char* expected7 = "0[1 2 10 11 2 3]";
	static const uint32_t subset7[] = {0, 1, 4, 5};
	static const char* expectedSubset7 = "0[1 2 0 0 2 3]";

	// Don't cares that are enough to break out a run.
	// Test rules: c 0 1 2 3 4 5 6
	static const int16_t data8[] = {1, 2, 10, 11, 12, 2, 3};
	static const char* expected8 = "0[1 2 10 11 12 2 3]";
	static const uint32_t subset8[] = {0, 1, 5, 6};
	static const char* expectedSubset8 = "0[1] 1 5 2 6[3]";

	// Leading don't cares.
	// Test rules: d 0 1 2 3 4
	static const int16_t data9[] = {1, 1, 10, 2, 3};
	static const char* expected9 = "0 1 1 2[10 2 3]";
	static const uint32_t subset9[] = {0, 1, 3, 4};
	static const char* expectedSubset9 = "0 1 1 3[2 3]";

	// Almost run of don't cares inside a range.
	// Test rules: c 0 1 2 3 4 5
	static const int16_t data10[] = {1, 2, 10, 11, 12, 3};
	static const char* expected10 = "0[1 2 10 11 12 3]";
	static const uint32_t subset10[] = {0, 1, 5};
	static const char* expectedSubset10 = "0[1 2 0 0 0 3]";

	// Run of don't cares inside a range.
	// Test rules: c 0 1 2 3 4 5 6
	static const int16_t data11[] = {1, 2, 10, 11, 12, 13, 3};
	static const char* expected11 = "0[1 2 10 11 12 13 3]";
	static const uint32_t subset11[] = {0, 1, 6};
	static const char* expectedSubset11 = "0[1 2] 6[3]";

	// Almost run within a range with leading don't cares.
	// Test rules: c 0 1 2 3 4 5 6
	static const int16_t data12[] = {1, 10, 11, 2, 12, 13, 3};
	static const char* expected12 = "0[1 10 11 2 12 13 3]";
	static const uint32_t subset12[] = {0, 3, 6};
	static const char* expectedSubset12 = "0[1 0 0 2 0 0 3]";

	// Run within a range with leading don't cares.
	// Test rules: c 0 1 2 3 4 5 6 7
	static const int16_t data13[] = {1, 10, 11, 2, 2, 12, 13, 3};
	static const char* expected13 = "0[1 10 11 2 2 12 13 3]";
	static const uint32_t subset13[] = {0, 3, 4, 7};
	static const char* expectedSubset13 = "0[1] 1 6 2 7[3]";

	// Enough don't cares to breakup something.
	// Test rules: a 0 1 2 3 4 5
	static const int16_t data14[] = {1, 0, 0, 0, 0, 2};
	static const char* expected14 = "0[1] 5[2]";
	static const uint32_t subset14[] = {0, 5};
	static const char* expectedSubset14 = "0[1] 5[2]";

	static SkString stringify_advance_data(SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>* data) {
	SkString result;
	bool leadingSpace = false;
	while (data != nullptr) {
	if (leadingSpace) {
	result.append(" ");
	} else {
	leadingSpace = true;
	}
	switch(data->fType) {
	case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRun:
	result.appendf("%d %d %d", data->fStartId, data->fEndId, data->fAdvance[0]);
	break;
	case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kRange:
	result.appendf("%d[", data->fStartId);
	for (int i = 0; i < data->fAdvance.count(); ++i) {
	if (i > 0) {
	result.append(" ");
	}
	result.appendf("%d", data->fAdvance[i]);
	}
	result.append("]");
	break;
	case SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t>::kDefault:
	result.appendf("<Default=%d>", data->fAdvance[0]);
	break;
	}
	data = data->fNext.get();
	}
	return result;
	}

	class TestWData {
	public:
	TestWData(skiatest::Reporter* reporter,
	const int16_t advances[], int advanceLen,
	const uint32_t subset[], int subsetLen,
	const char* expected)
	: fAdvances(advances)
	, fAdvancesLen(advanceLen)
	, fSubset(subset)
	, fSubsetLen(subsetLen)
	, fExpected(expected) {
	this->runTest(reporter);
	}

	private:
	const int16_t* fAdvances;
	const int fAdvancesLen;
	const uint32_t* fSubset;
	const int fSubsetLen;
	const char* fExpected;

	static bool getAdvance(void* tc, int gId, int16_t* advance) {
	TestWData* testCase = (TestWData*)tc;
	if (gId >= 0 && gId < testCase->fAdvancesLen) {
	*advance = testCase->fAdvances[gId];
	return true;
	}
	return false;
	}

	void runTest(skiatest::Reporter* reporter) {
	SkAutoTDelete<SkAdvancedTypefaceMetrics::AdvanceMetric<int16_t> > result;
	result.reset(getAdvanceData((void*)this, fAdvancesLen, fSubset, fSubsetLen, getAdvance));

	SkString stringResult = stringify_advance_data(result);
	if (!stringResult.equals(fExpected)) {
	ERRORF(reporter, "Expected: %s\n Result: %s\n", fExpected, stringResult.c_str());
	}
	}
	};

	DEF_TEST(WArray, reporter) {
	TestWData(reporter, data1, SK_ARRAY_COUNT(data1), nullptr, 0, expected1);
	TestWData(reporter, data2, SK_ARRAY_COUNT(data2), nullptr, 0, expected2);
	TestWData(reporter, data3, SK_ARRAY_COUNT(data3), nullptr, 0, expected3);
	TestWData(reporter, data4, SK_ARRAY_COUNT(data4), nullptr, 0, expected4);
	TestWData(reporter, data5, SK_ARRAY_COUNT(data5), nullptr, 0, expected5);
	TestWData(reporter, data6, SK_ARRAY_COUNT(data6), nullptr, 0, expected6);
	TestWData(reporter, data7, SK_ARRAY_COUNT(data7), nullptr, 0, expected7);
	TestWData(reporter, data7, SK_ARRAY_COUNT(data7), subset7,
	SK_ARRAY_COUNT(subset7), expectedSubset7);
	TestWData(reporter, data8, SK_ARRAY_COUNT(data8), nullptr, 0, expected8);
	TestWData(reporter, data8, SK_ARRAY_COUNT(data8), subset8,
	SK_ARRAY_COUNT(subset8), expectedSubset8);
	TestWData(reporter, data9, SK_ARRAY_COUNT(data9), nullptr, 0, expected9);
	TestWData(reporter, data9, SK_ARRAY_COUNT(data9), subset9,
	SK_ARRAY_COUNT(subset9), expectedSubset9);
	TestWData(reporter, data10, SK_ARRAY_COUNT(data10), nullptr, 0, expected10);
	TestWData(reporter, data10, SK_ARRAY_COUNT(data10), subset10,
	SK_ARRAY_COUNT(subset10), expectedSubset10);
	TestWData(reporter, data11, SK_ARRAY_COUNT(data11), nullptr, 0, expected11);
	TestWData(reporter, data11, SK_ARRAY_COUNT(data11), subset11,
	SK_ARRAY_COUNT(subset11), expectedSubset11);
	TestWData(reporter, data12, SK_ARRAY_COUNT(data12), nullptr, 0, expected12);
	TestWData(reporter, data12, SK_ARRAY_COUNT(data12), subset12,
	SK_ARRAY_COUNT(subset12), expectedSubset12);
	TestWData(reporter, data13, SK_ARRAY_COUNT(data13), nullptr, 0, expected13);
	TestWData(reporter, data13, SK_ARRAY_COUNT(data13), subset13,
	SK_ARRAY_COUNT(subset13), expectedSubset13);
	TestWData(reporter, data14, SK_ARRAY_COUNT(data14), nullptr, 0, expected14);
	TestWData(reporter, data14, SK_ARRAY_COUNT(data14), subset14,
	SK_ARRAY_COUNT(subset14), expectedSubset14);
	}