| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkRect.h" |
| #include "src/core/SkRecord.h" |
| #include "src/core/SkRecordPattern.h" |
| #include "src/core/SkRecorder.h" |
| #include "src/core/SkRecords.h" |
| #include "tests/Test.h" |
| |
| using namespace SkRecords; |
| typedef Pattern<Is<Save>, |
| Is<ClipRect>, |
| Is<Restore>> |
| SaveClipRectRestore; |
| |
| DEF_TEST(RecordPattern_Simple, r) { |
| SaveClipRectRestore pattern; |
| |
| SkRecord record; |
| REPORTER_ASSERT(r, !pattern.match(&record, 0)); |
| |
| SkRecorder recorder(&record, 1920, 1200); |
| |
| // Build up a save-clip-restore block. The pattern will match only it's complete. |
| recorder.save(); |
| REPORTER_ASSERT(r, !pattern.match(&record, 0)); |
| |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| REPORTER_ASSERT(r, !pattern.match(&record, 0)); |
| |
| recorder.restore(); |
| REPORTER_ASSERT(r, pattern.match(&record, 0)); |
| REPORTER_ASSERT(r, pattern.first<Save>() != nullptr); |
| REPORTER_ASSERT(r, pattern.second<ClipRect>() != nullptr); |
| REPORTER_ASSERT(r, pattern.third<Restore>() != nullptr); |
| } |
| |
| DEF_TEST(RecordPattern_StartingIndex, r) { |
| SaveClipRectRestore pattern; |
| |
| SkRecord record; |
| SkRecorder recorder(&record, 1920, 1200); |
| |
| // There will be two save-clipRect-restore blocks [0,3) and [3,6). |
| for (int i = 0; i < 2; i++) { |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.restore(); |
| } |
| |
| // We should match only at 0 and 3. Going over the length should fail gracefully. |
| for (int i = 0; i < 8; i++) { |
| if (i == 0 || i == 3) { |
| REPORTER_ASSERT(r, pattern.match(&record, i) == i + 3); |
| } else { |
| REPORTER_ASSERT(r, !pattern.match(&record, i)); |
| } |
| } |
| } |
| |
| DEF_TEST(RecordPattern_DontMatchSubsequences, r) { |
| SaveClipRectRestore pattern; |
| |
| SkRecord record; |
| SkRecorder recorder(&record, 1920, 1200); |
| |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.drawRect(SkRect::MakeWH(600, 300), SkPaint()); |
| recorder.restore(); |
| |
| REPORTER_ASSERT(r, !pattern.match(&record, 0)); |
| } |
| |
| DEF_TEST(RecordPattern_Greedy, r) { |
| Pattern<Is<Save>, Greedy<Is<ClipRect>>, Is<Restore>> pattern; |
| |
| SkRecord record; |
| SkRecorder recorder(&record, 1920, 1200); |
| int index = 0; |
| |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.restore(); |
| REPORTER_ASSERT(r, pattern.match(&record, index)); |
| index += 3; |
| |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.clipRect(SkRect::MakeWH(100, 100)); |
| recorder.restore(); |
| REPORTER_ASSERT(r, pattern.match(&record, index)); |
| } |
| |
| DEF_TEST(RecordPattern_Complex, r) { |
| Pattern<Is<Save>, |
| Greedy<Not<Or<Is<Save>, |
| Is<Restore>, |
| IsDraw>>>, |
| Is<Restore>> pattern; |
| |
| SkRecord record; |
| SkRecorder recorder(&record, 1920, 1200); |
| int start, begin, end; |
| |
| start = record.count(); |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.restore(); |
| REPORTER_ASSERT(r, pattern.match(&record, 0) == record.count()); |
| end = start; |
| REPORTER_ASSERT(r, pattern.search(&record, &begin, &end)); |
| REPORTER_ASSERT(r, begin == start); |
| REPORTER_ASSERT(r, end == record.count()); |
| |
| start = record.count(); |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.drawRect(SkRect::MakeWH(100, 3000), SkPaint()); |
| recorder.restore(); |
| REPORTER_ASSERT(r, !pattern.match(&record, start)); |
| end = start; |
| REPORTER_ASSERT(r, !pattern.search(&record, &begin, &end)); |
| |
| start = record.count(); |
| recorder.save(); |
| recorder.clipRect(SkRect::MakeWH(300, 200)); |
| recorder.clipRect(SkRect::MakeWH(100, 400)); |
| recorder.restore(); |
| REPORTER_ASSERT(r, pattern.match(&record, start) == record.count()); |
| end = start; |
| REPORTER_ASSERT(r, pattern.search(&record, &begin, &end)); |
| REPORTER_ASSERT(r, begin == start); |
| REPORTER_ASSERT(r, end == record.count()); |
| |
| REPORTER_ASSERT(r, !pattern.search(&record, &begin, &end)); |
| } |
| |
| DEF_TEST(RecordPattern_SaveLayerIsNotADraw, r) { |
| Pattern<IsDraw> pattern; |
| |
| SkRecord record; |
| SkRecorder recorder(&record, 1920, 1200); |
| recorder.saveLayer(nullptr, nullptr); |
| |
| REPORTER_ASSERT(r, !pattern.match(&record, 0)); |
| } |