skia2/tests/RecorderTest.cpp

#include "Test.h"

#include "SkRecord.h"
#include "SkRecorder.h"
#include "SkRecords.h"

#define COUNT(T) + 1
static const int kRecordTypes = SK_RECORD_TYPES(COUNT);
#undef COUNT

// Tallies the types of commands it sees into a histogram.
class Tally {
public:
    Tally() { sk_bzero(&fHistogram, sizeof(fHistogram)); }

    template <typename T>
    void operator()(const T&) { ++fHistogram[T::kType]; }

    template <typename T>
    int count() const { return fHistogram[T::kType]; }

private:
    int fHistogram[kRecordTypes];
};

DEF_TEST(Recorder, r) {
    SkRecord record;
    SkRecorder recorder(&record, 1920, 1080);

    recorder.drawRect(SkRect::MakeWH(10, 10), SkPaint());

    Tally tally;
    record.visit(tally);

    REPORTER_ASSERT(r, 1 == tally.count<SkRecords::DrawRect>());
}