cac3ae3752
optimize impl to not require another level of indirection (SkData) for storage. add unittests for flattening. optimize builder to not make a deepcopy of its chunkalloc heap. git-svn-id: http://skia.googlecode.com/svn/trunk@8790 2bbb7eff-a529-9590-31e7-b0007b416f81
306 lines
10 KiB
C++
306 lines
10 KiB
C++
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/*
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* Copyright 2011 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Test.h"
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#include "SkData.h"
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#include "SkDataSet.h"
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#include "SkDataTable.h"
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#include "SkStream.h"
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#include "SkOrderedReadBuffer.h"
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#include "SkOrderedWriteBuffer.h"
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template <typename T> class SkTUnref {
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public:
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SkTUnref(T* ref) : fRef(ref) {}
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~SkTUnref() { fRef->unref(); }
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operator T*() { return fRef; }
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operator const T*() { return fRef; }
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private:
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T* fRef;
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};
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static void test_is_equal(skiatest::Reporter* reporter,
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const SkDataTable* a, const SkDataTable* b) {
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REPORTER_ASSERT(reporter, a->count() == b->count());
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for (int i = 0; i < a->count(); ++i) {
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size_t sizea, sizeb;
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const void* mema = a->at(i, &sizea);
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const void* memb = b->at(i, &sizeb);
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REPORTER_ASSERT(reporter, sizea == sizeb);
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REPORTER_ASSERT(reporter, !memcmp(mema, memb, sizea));
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}
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}
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static void test_datatable_flatten(skiatest::Reporter* reporter,
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SkDataTable* table) {
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SkOrderedWriteBuffer wb(1024);
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wb.writeFlattenable(table);
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size_t wsize = wb.size();
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SkAutoMalloc storage(wsize);
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wb.writeToMemory(storage.get());
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SkOrderedReadBuffer rb(storage.get(), wsize);
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SkAutoTUnref<SkDataTable> newTable((SkDataTable*)rb.readFlattenable());
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SkDebugf("%d entries, %d flatten-size\n", table->count(), wsize);
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test_is_equal(reporter, table, newTable);
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}
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static void test_datatable_is_empty(skiatest::Reporter* reporter,
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SkDataTable* table) {
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REPORTER_ASSERT(reporter, table->isEmpty());
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REPORTER_ASSERT(reporter, 0 == table->count());
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test_datatable_flatten(reporter, table);
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}
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static void test_emptytable(skiatest::Reporter* reporter) {
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SkAutoTUnref<SkDataTable> table0(SkDataTable::NewEmpty());
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SkAutoTUnref<SkDataTable> table1(SkDataTable::NewCopyArrays(NULL, NULL, 0));
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SkAutoTUnref<SkDataTable> table2(SkDataTable::NewCopyArray(NULL, NULL, 0));
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SkAutoTUnref<SkDataTable> table3(SkDataTable::NewArrayProc(NULL, NULL, 0,
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NULL, NULL));
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test_datatable_is_empty(reporter, table0);
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test_datatable_is_empty(reporter, table1);
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test_datatable_is_empty(reporter, table2);
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test_datatable_is_empty(reporter, table3);
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test_is_equal(reporter, table0, table1);
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test_is_equal(reporter, table0, table2);
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test_is_equal(reporter, table0, table3);
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}
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static void test_simpletable(skiatest::Reporter* reporter) {
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const int idata[] = { 1, 4, 9, 16, 25, 63 };
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int icount = SK_ARRAY_COUNT(idata);
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SkAutoTUnref<SkDataTable> itable(SkDataTable::NewCopyArray(idata,
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sizeof(idata[0]),
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icount));
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REPORTER_ASSERT(reporter, itable->count() == icount);
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for (int i = 0; i < icount; ++i) {
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size_t size;
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REPORTER_ASSERT(reporter, sizeof(int) == itable->atSize(i));
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REPORTER_ASSERT(reporter, *itable->atT<int>(i, &size) == idata[i]);
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REPORTER_ASSERT(reporter, sizeof(int) == size);
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}
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test_datatable_flatten(reporter, itable);
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}
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static void test_vartable(skiatest::Reporter* reporter) {
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const char* str[] = {
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"", "a", "be", "see", "deigh", "ef", "ggggggggggggggggggggggggggg"
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};
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int count = SK_ARRAY_COUNT(str);
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size_t sizes[SK_ARRAY_COUNT(str)];
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for (int i = 0; i < count; ++i) {
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sizes[i] = strlen(str[i]) + 1;
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}
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SkAutoTUnref<SkDataTable> table(SkDataTable::NewCopyArrays(
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(const void*const*)str, sizes, count));
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REPORTER_ASSERT(reporter, table->count() == count);
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for (int i = 0; i < count; ++i) {
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size_t size;
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REPORTER_ASSERT(reporter, table->atSize(i) == sizes[i]);
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REPORTER_ASSERT(reporter, !strcmp(table->atT<const char>(i, &size),
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str[i]));
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REPORTER_ASSERT(reporter, size == sizes[i]);
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const char* s = table->atStr(i);
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REPORTER_ASSERT(reporter, strlen(s) == strlen(str[i]));
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}
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test_datatable_flatten(reporter, table);
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}
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static void test_tablebuilder(skiatest::Reporter* reporter) {
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const char* str[] = {
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"", "a", "be", "see", "deigh", "ef", "ggggggggggggggggggggggggggg"
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};
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int count = SK_ARRAY_COUNT(str);
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SkDataTableBuilder builder(16);
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for (int i = 0; i < count; ++i) {
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builder.append(str[i], strlen(str[i]) + 1);
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}
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SkAutoTUnref<SkDataTable> table(builder.detachDataTable());
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REPORTER_ASSERT(reporter, table->count() == count);
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for (int i = 0; i < count; ++i) {
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size_t size;
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REPORTER_ASSERT(reporter, table->atSize(i) == strlen(str[i]) + 1);
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REPORTER_ASSERT(reporter, !strcmp(table->atT<const char>(i, &size),
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str[i]));
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REPORTER_ASSERT(reporter, size == strlen(str[i]) + 1);
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const char* s = table->atStr(i);
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REPORTER_ASSERT(reporter, strlen(s) == strlen(str[i]));
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}
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test_datatable_flatten(reporter, table);
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}
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static void test_globaltable(skiatest::Reporter* reporter) {
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static const int gData[] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
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};
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int count = SK_ARRAY_COUNT(gData);
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SkAutoTUnref<SkDataTable> table(SkDataTable::NewArrayProc(gData,
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sizeof(gData[0]), count, NULL, NULL));
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REPORTER_ASSERT(reporter, table->count() == count);
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for (int i = 0; i < count; ++i) {
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size_t size;
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REPORTER_ASSERT(reporter, table->atSize(i) == sizeof(int));
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REPORTER_ASSERT(reporter, *table->atT<const char>(i, &size) == i);
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REPORTER_ASSERT(reporter, sizeof(int) == size);
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}
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test_datatable_flatten(reporter, table);
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}
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static void TestDataTable(skiatest::Reporter* reporter) {
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test_emptytable(reporter);
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test_simpletable(reporter);
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test_vartable(reporter);
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test_tablebuilder(reporter);
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test_globaltable(reporter);
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}
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static void unrefAll(const SkDataSet::Pair pairs[], int count) {
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for (int i = 0; i < count; ++i) {
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pairs[i].fValue->unref();
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}
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}
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// asserts that inner is a subset of outer
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static void test_dataset_subset(skiatest::Reporter* reporter,
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const SkDataSet& outer, const SkDataSet& inner) {
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SkDataSet::Iter iter(inner);
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for (; !iter.done(); iter.next()) {
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SkData* outerData = outer.find(iter.key());
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REPORTER_ASSERT(reporter, outerData);
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REPORTER_ASSERT(reporter, outerData->equals(iter.value()));
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}
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}
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static void test_datasets_equal(skiatest::Reporter* reporter,
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const SkDataSet& ds0, const SkDataSet& ds1) {
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REPORTER_ASSERT(reporter, ds0.count() == ds1.count());
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test_dataset_subset(reporter, ds0, ds1);
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test_dataset_subset(reporter, ds1, ds0);
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}
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static void test_dataset(skiatest::Reporter* reporter, const SkDataSet& ds,
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int count) {
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REPORTER_ASSERT(reporter, ds.count() == count);
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SkDataSet::Iter iter(ds);
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int index = 0;
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for (; !iter.done(); iter.next()) {
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// const char* name = iter.key();
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// SkData* data = iter.value();
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// SkDebugf("[%d] %s:%s\n", index, name, (const char*)data->bytes());
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index += 1;
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}
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REPORTER_ASSERT(reporter, index == count);
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SkDynamicMemoryWStream ostream;
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ds.writeToStream(&ostream);
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SkMemoryStream istream;
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istream.setData(ostream.copyToData())->unref();
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SkDataSet copy(&istream);
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test_datasets_equal(reporter, ds, copy);
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}
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static void test_dataset(skiatest::Reporter* reporter) {
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SkDataSet set0(NULL, 0);
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SkDataSet set1("hello", SkTUnref<SkData>(SkData::NewWithCString("world")));
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const SkDataSet::Pair pairs[] = {
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{ "one", SkData::NewWithCString("1") },
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{ "two", SkData::NewWithCString("2") },
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{ "three", SkData::NewWithCString("3") },
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};
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SkDataSet set3(pairs, 3);
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unrefAll(pairs, 3);
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test_dataset(reporter, set0, 0);
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test_dataset(reporter, set1, 1);
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test_dataset(reporter, set3, 3);
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}
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static void* gGlobal;
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static void delete_int_proc(const void* ptr, size_t len, void* context) {
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int* data = (int*)ptr;
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SkASSERT(context == gGlobal);
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delete[] data;
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}
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static void assert_len(skiatest::Reporter* reporter, SkData* ref, size_t len) {
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REPORTER_ASSERT(reporter, ref->size() == len);
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}
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static void assert_data(skiatest::Reporter* reporter, SkData* ref,
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const void* data, size_t len) {
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REPORTER_ASSERT(reporter, ref->size() == len);
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REPORTER_ASSERT(reporter, !memcmp(ref->data(), data, len));
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}
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static void test_cstring(skiatest::Reporter* reporter) {
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const char str[] = "Hello world";
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size_t len = strlen(str);
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SkAutoTUnref<SkData> r0(SkData::NewWithCopy(str, len + 1));
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SkAutoTUnref<SkData> r1(SkData::NewWithCString(str));
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REPORTER_ASSERT(reporter, r0->equals(r1));
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SkAutoTUnref<SkData> r2(SkData::NewWithCString(NULL));
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REPORTER_ASSERT(reporter, 1 == r2->size());
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REPORTER_ASSERT(reporter, 0 == *r2->bytes());
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}
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static void TestData(skiatest::Reporter* reporter) {
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const char* str = "We the people, in order to form a more perfect union.";
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const int N = 10;
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SkAutoTUnref<SkData> r0(SkData::NewEmpty());
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SkAutoTUnref<SkData> r1(SkData::NewWithCopy(str, strlen(str)));
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SkAutoTUnref<SkData> r2(SkData::NewWithProc(new int[N], N*sizeof(int),
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delete_int_proc, gGlobal));
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SkAutoTUnref<SkData> r3(SkData::NewSubset(r1, 7, 6));
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assert_len(reporter, r0, 0);
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assert_len(reporter, r1, strlen(str));
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assert_len(reporter, r2, N * sizeof(int));
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assert_len(reporter, r3, 6);
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assert_data(reporter, r1, str, strlen(str));
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assert_data(reporter, r3, "people", 6);
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SkData* tmp = SkData::NewSubset(r1, strlen(str), 10);
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assert_len(reporter, tmp, 0);
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tmp->unref();
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tmp = SkData::NewSubset(r1, 0, 0);
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assert_len(reporter, tmp, 0);
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tmp->unref();
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test_cstring(reporter);
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test_dataset(reporter);
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}
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#include "TestClassDef.h"
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DEFINE_TESTCLASS("Data", DataTestClass, TestData)
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DEFINE_TESTCLASS("DataTable", DataTableTestClass, TestDataTable)
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