Index: gpu/command_buffer/service/path_manager_unittest.cc |
diff --git a/gpu/command_buffer/service/path_manager_unittest.cc b/gpu/command_buffer/service/path_manager_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..8a20db5b8569c0eeff2787b5fef915b069b5bd8d |
--- /dev/null |
+++ b/gpu/command_buffer/service/path_manager_unittest.cc |
@@ -0,0 +1,164 @@ |
+// Copyright (c) 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "gpu/command_buffer/service/path_manager.h" |
+ |
+#include "base/memory/scoped_ptr.h" |
+#include "gpu/command_buffer/service/gpu_service_test.h" |
+#include "gpu/command_buffer/service/mocks.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+#include "ui/gl/gl_mock.h" |
+ |
+namespace gpu { |
+namespace gles2 { |
+ |
+class PathManagerTest : public GpuServiceTest { |
+ public: |
+ PathManagerTest() {} |
+ |
+ protected: |
+ void SetUp() override { |
+ SetUpWithGLVersion("3.0", "GL_NV_path_rendering"); |
+ manager_.reset(new PathManager()); |
+ } |
+ |
+ void TearDown() override { |
+ manager_->Destroy(true); |
+ manager_.reset(); |
+ GpuServiceTest::TearDown(); |
+ } |
+ |
+ scoped_ptr<PathManager> manager_; |
+}; |
+ |
+TEST_F(PathManagerTest, Basic) { |
+ const GLuint kClient1Id = 1; |
+ const GLuint kService1Id = 11; |
+ const GLuint kClient2Id = 2; |
+ GLuint service_id = 0; |
+ manager_->CreatePathRange(kClient1Id, kClient1Id, kService1Id); |
+ ASSERT_TRUE(manager_->HasPathsInRange(kClient1Id, kClient1Id)); |
+ EXPECT_TRUE(manager_->GetPath(kClient1Id, &service_id)); |
+ EXPECT_EQ(kService1Id, service_id); |
+ |
+ // Check we get nothing for a non-existent path. |
+ service_id = 123u; |
+ ASSERT_FALSE(manager_->HasPathsInRange(kClient2Id, kClient2Id)); |
+ EXPECT_FALSE(manager_->GetPath(kClient2Id, &service_id)); |
+ EXPECT_EQ(123u, service_id); |
+ |
+ // Check trying to remove non-existent paths does not crash. |
+ manager_->RemovePaths(kClient2Id, kClient2Id); |
+ |
+ // Check that it gets deleted when the last reference is released. |
+ EXPECT_CALL(*gl_, DeletePathsNV(kService1Id, 1)) |
+ .Times(1) |
+ .RetiresOnSaturation(); |
+ |
+ // Check we can't get the path after we remove it. |
+ manager_->RemovePaths(kClient1Id, kClient1Id); |
+ ASSERT_FALSE(manager_->HasPathsInRange(kClient1Id, kClient1Id)); |
+ EXPECT_FALSE(manager_->GetPath(kClient1Id, &service_id)); |
+} |
+ |
+// Tests that path manager does not merge ranges that contain service ids that |
+// prevent the merging. Path ranges A and B can be merged if |
+// * client ids of B start immediately after the last client id of A |
+// * service ids of B start immediately after the last service id of A |
+// and similarly for the 'before' case. |
+TEST_F(PathManagerTest, NonContiguousServiceIds) { |
+ const GLuint kMergeCheckRange = 54; |
+ |
+ const struct { |
+ GLuint first_client_id; |
+ GLuint last_client_id; |
+ GLuint first_service_id; |
+ } kIdRanges[] = {{500, 1000, 900}, {1001, 1155, 1}, {200, 499, 4888}}; |
+ for (auto& range : kIdRanges) { |
+ manager_->CreatePathRange(range.first_client_id, range.last_client_id, |
+ range.first_service_id); |
+ ASSERT_TRUE(manager_->HasPathsInRange(range.first_client_id, |
+ range.first_client_id)); |
+ ASSERT_TRUE( |
+ manager_->HasPathsInRange(range.last_client_id, range.last_client_id)); |
+ ASSERT_TRUE( |
+ manager_->HasPathsInRange(range.first_client_id, range.last_client_id)); |
+ GLuint service_id = 0u; |
+ EXPECT_TRUE(manager_->GetPath(range.first_client_id + 5u, &service_id)); |
+ EXPECT_EQ(range.first_service_id + 5u, service_id); |
+ } |
+ |
+ // Insert a mergeable range last, to check that merges |
+ // work. Otherwise the test could succeed because merges were not |
+ // working. |
+ auto& merge_candidate = kIdRanges[1]; |
+ GLuint merge_candidate_range = |
+ merge_candidate.last_client_id - merge_candidate.first_client_id + 1; |
+ manager_->CreatePathRange( |
+ merge_candidate.last_client_id + 1, |
+ merge_candidate.last_client_id + kMergeCheckRange, |
+ merge_candidate.first_service_id + merge_candidate_range); |
+ |
+ // We detect that ranges were not merged accidentally by detecting individual |
+ // deletes. |
+ for (auto& range : kIdRanges) { |
+ if (&range == &merge_candidate) |
+ continue; |
+ GLsizei range_amount = range.last_client_id - range.first_client_id + 1; |
+ EXPECT_CALL(*gl_, DeletePathsNV(range.first_service_id, range_amount)) |
+ .Times(1) |
+ .RetiresOnSaturation(); |
+ } |
+ |
+ // Just a check that merges work. |
+ EXPECT_CALL(*gl_, DeletePathsNV(merge_candidate.first_service_id, |
+ merge_candidate_range + kMergeCheckRange)) |
+ .Times(1) |
+ .RetiresOnSaturation(); |
+ |
+ // Remove all ids. This should cause the expected amount of DeletePathsNV |
+ // calls. |
+ manager_->RemovePaths(1, std::numeric_limits<GLsizei>::max()); |
+ |
+ for (auto& range : kIdRanges) { |
+ ASSERT_FALSE( |
+ manager_->HasPathsInRange(range.first_client_id, range.last_client_id)); |
+ } |
+} |
+ |
+TEST_F(PathManagerTest, DeleteBigRange) { |
+ // Allocates two ranges which in path manager end up merging as one |
+ // big range. The range will be too big to fit in one DeletePaths |
+ // call. Test that the range is deleted correctly with two calls. |
+ const GLuint kFirstClientId1 = 1; |
+ const GLsizei kRange1 = std::numeric_limits<GLsizei>::max() - 3; |
+ const GLuint kLastClientId1 = kFirstClientId1 + kRange1 - 1; |
+ const GLuint kFirstServiceId1 = 77; |
+ const GLuint kLastServiceId1 = kFirstServiceId1 + kRange1 - 1; |
+ |
+ const GLuint kFirstClientId2 = kLastClientId1 + 1; |
+ const GLsizei kRange2 = 15; |
+ const GLuint kLastClientId2 = kFirstClientId2 + kRange2 - 1; |
+ const GLuint kFirstServiceId2 = kLastServiceId1 + 1; |
+ |
+ const GLsizei kFirstDeleteRange = std::numeric_limits<GLsizei>::max(); |
+ const GLsizei kSecondDeleteRange = kRange2 - (kFirstDeleteRange - kRange1); |
+ const GLuint kSecondDeleteFirstServiceId = |
+ kFirstServiceId1 + kFirstDeleteRange; |
+ |
+ EXPECT_CALL(*gl_, DeletePathsNV(kFirstServiceId1, |
+ std::numeric_limits<GLsizei>::max())) |
+ .RetiresOnSaturation(); |
+ |
+ EXPECT_CALL(*gl_, DeletePathsNV(kSecondDeleteFirstServiceId, |
+ kSecondDeleteRange)).RetiresOnSaturation(); |
+ |
+ manager_->CreatePathRange(kFirstClientId1, kLastClientId1, kFirstServiceId1); |
+ manager_->CreatePathRange(kFirstClientId2, kLastClientId2, kFirstServiceId2); |
+ manager_->RemovePaths(0, std::numeric_limits<GLuint>::max()); |
+} |
+ |
+} // namespace gles2 |
+ |
+} // namespace gpu |