152 lines
4.3 KiB
C++
152 lines
4.3 KiB
C++
/*
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* Copyright 2014 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 "SkPictureRecorder.h"
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#include "SkRecord.h"
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#include "SkRecorder.h"
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#include "SkRecords.h"
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#include "SkShader.h"
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#include "SkSurface.h"
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#define COUNT(T) + 1
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static const int kRecordTypes = SK_RECORD_TYPES(COUNT);
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#undef COUNT
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// Tallies the types of commands it sees into a histogram.
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class Tally {
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public:
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Tally() { sk_bzero(&fHistogram, sizeof(fHistogram)); }
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template <typename T>
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void operator()(const T&) { ++fHistogram[T::kType]; }
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template <typename T>
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int count() const { return fHistogram[T::kType]; }
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void apply(const SkRecord& record) {
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for (unsigned i = 0; i < record.count(); i++) {
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record.visit<void>(i, *this);
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}
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}
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private:
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int fHistogram[kRecordTypes];
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};
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DEF_TEST(Recorder, r) {
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SkRecord record;
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SkRecorder recorder(&record, 1920, 1080);
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recorder.drawRect(SkRect::MakeWH(10, 10), SkPaint());
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Tally tally;
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tally.apply(record);
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REPORTER_ASSERT(r, 1 == tally.count<SkRecords::DrawRect>());
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}
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// All of Skia will work fine without support for comment groups, but
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// Chrome's inspector can break. This serves as a simple regression test.
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DEF_TEST(Recorder_CommentGroups, r) {
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SkRecord record;
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SkRecorder recorder(&record, 1920, 1080);
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recorder.beginCommentGroup("test");
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recorder.addComment("foo", "bar");
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recorder.addComment("baz", "quux");
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recorder.endCommentGroup();
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Tally tally;
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tally.apply(record);
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REPORTER_ASSERT(r, 1 == tally.count<SkRecords::BeginCommentGroup>());
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REPORTER_ASSERT(r, 2 == tally.count<SkRecords::AddComment>());
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REPORTER_ASSERT(r, 1 == tally.count<SkRecords::EndCommentGroup>());
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}
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// Regression test for leaking refs held by optional arguments.
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DEF_TEST(Recorder_RefLeaking, r) {
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// We use SaveLayer to test:
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// - its SkRect argument is optional and SkRect is POD. Just testing that that works.
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// - its SkPaint argument is optional and SkPaint is not POD. The bug was here.
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SkRect bounds = SkRect::MakeWH(320, 240);
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SkPaint paint;
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paint.setShader(SkShader::CreateEmptyShader())->unref();
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REPORTER_ASSERT(r, paint.getShader()->unique());
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{
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SkRecord record;
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SkRecorder recorder(&record, 1920, 1080);
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recorder.saveLayer(&bounds, &paint);
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REPORTER_ASSERT(r, !paint.getShader()->unique());
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}
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REPORTER_ASSERT(r, paint.getShader()->unique());
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}
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DEF_TEST(Recorder_RefPictures, r) {
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SkAutoTUnref<SkPicture> pic;
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{
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SkPictureRecorder pr;
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SkCanvas* canvas = pr.beginRecording(100, 100);
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canvas->drawColor(SK_ColorRED);
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pic.reset(pr.endRecording());
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}
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REPORTER_ASSERT(r, pic->unique());
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{
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SkRecord record;
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SkRecorder recorder(&record, 100, 100);
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recorder.drawPicture(pic);
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// the recorder should now also be an owner
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REPORTER_ASSERT(r, !pic->unique());
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}
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// the recorder destructor should have released us (back to unique)
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REPORTER_ASSERT(r, pic->unique());
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}
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DEF_TEST(Recorder_drawImage_takeReference, reporter) {
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SkAutoTUnref<SkImage> image;
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{
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SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterN32Premul(100, 100));
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surface->getCanvas()->clear(SK_ColorGREEN);
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image.reset(surface->newImageSnapshot());
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}
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{
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SkRecord record;
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SkRecorder recorder(&record, 100, 100);
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// DrawImage is supposed to take a reference
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recorder.drawImage(image.get(), 0, 0);
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REPORTER_ASSERT(reporter, !image->unique());
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Tally tally;
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tally.apply(record);
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REPORTER_ASSERT(reporter, 1 == tally.count<SkRecords::DrawImage>());
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}
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REPORTER_ASSERT(reporter, image->unique());
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{
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SkRecord record;
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SkRecorder recorder(&record, 100, 100);
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// DrawImageRect is supposed to take a reference
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recorder.drawImageRect(image.get(), 0, SkRect::MakeWH(100, 100));
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REPORTER_ASSERT(reporter, !image->unique());
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Tally tally;
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tally.apply(record);
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REPORTER_ASSERT(reporter, 1 == tally.count<SkRecords::DrawImageRect>());
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}
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REPORTER_ASSERT(reporter, image->unique());
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}
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