47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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#ifndef DMExpectations_DEFINED
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#define DMExpectations_DEFINED
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#include "DMTask.h"
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#include "gm_expectations.h"
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namespace DM {
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struct Expectations {
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virtual ~Expectations() {}
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// Return true if bitmap is the correct output for task, else false.
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virtual bool check(const Task& task, SkBitmap bitmap) const = 0;
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};
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class NoExpectations : public Expectations {
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public:
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NoExpectations() {}
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bool check(const Task&, SkBitmap) const SK_OVERRIDE { return true; }
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};
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class JsonExpectations : public Expectations {
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public:
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explicit JsonExpectations(const char* path) : fGMExpectations(path) {}
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bool check(const Task& task, SkBitmap bitmap) const SK_OVERRIDE {
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SkString filename = task.name();
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filename.append(".png");
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const skiagm::Expectations expectations = fGMExpectations.get(filename.c_str());
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if (expectations.ignoreFailure() || expectations.empty()) {
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return true;
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}
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// Delay this calculation as long as possible. It's expensive.
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const skiagm::GmResultDigest digest(bitmap);
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return expectations.match(digest);
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}
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private:
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skiagm::JsonExpectationsSource fGMExpectations;
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};
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} // namespace DM
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#endif // DMExpectations_DEFINED
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