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-rw-r--r--gpu/command_buffer/service/cmd_parser_test.cc316
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diff --git a/gpu/command_buffer/service/cmd_parser_test.cc b/gpu/command_buffer/service/cmd_parser_test.cc
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--- a/gpu/command_buffer/service/cmd_parser_test.cc
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@@ -1,316 +0,0 @@
-/*
- * Copyright 2009, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-
-// Tests for the command parser.
-
-#include "gpu/command_buffer/service/precompile.h"
-
-#include "base/scoped_ptr.h"
-#include "gpu/command_buffer/service/cmd_parser.h"
-#include "gpu/command_buffer/service/mocks.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace command_buffer {
-
-using testing::Return;
-using testing::Mock;
-using testing::Truly;
-using testing::Sequence;
-using testing::_;
-
-// Test fixture for CommandParser test - Creates a mock AsyncAPIInterface, and
-// a fixed size memory buffer. Also provides a simple API to create a
-// CommandParser.
-class CommandParserTest : public testing::Test {
- protected:
- virtual void SetUp() {
- api_mock_.reset(new AsyncAPIMock);
- buffer_entry_count_ = 20;
- buffer_.reset(new CommandBufferEntry[buffer_entry_count_]);
- }
- virtual void TearDown() {}
-
- // Adds a DoCommand expectation in the mock.
- void AddDoCommandExpect(parse_error::ParseError _return,
- unsigned int command,
- unsigned int arg_count,
- CommandBufferEntry *args) {
- EXPECT_CALL(*api_mock(), DoCommand(command, arg_count,
- Truly(AsyncAPIMock::IsArgs(arg_count, args))))
- .InSequence(sequence_)
- .WillOnce(Return(_return));
- }
-
- // Creates a parser, with a buffer of the specified size (in entries).
- CommandParser *MakeParser(unsigned int entry_count) {
- size_t shm_size = buffer_entry_count_ *
- sizeof(CommandBufferEntry); // NOLINT
- size_t command_buffer_size = entry_count *
- sizeof(CommandBufferEntry); // NOLINT
- DCHECK_LE(command_buffer_size, shm_size);
- return new CommandParser(buffer(),
- shm_size,
- 0,
- command_buffer_size,
- 0,
- api_mock());
- }
-
- unsigned int buffer_entry_count() { return 20; }
- AsyncAPIMock *api_mock() { return api_mock_.get(); }
- CommandBufferEntry *buffer() { return buffer_.get(); }
- private:
- unsigned int buffer_entry_count_;
- scoped_ptr<AsyncAPIMock> api_mock_;
- scoped_array<CommandBufferEntry> buffer_;
- Sequence sequence_;
-};
-
-// Tests initialization conditions.
-TEST_F(CommandParserTest, TestInit) {
- scoped_ptr<CommandParser> parser(MakeParser(10));
- EXPECT_EQ(0u, parser->get());
- EXPECT_EQ(0u, parser->put());
- EXPECT_TRUE(parser->IsEmpty());
-}
-
-// Tests simple commands.
-TEST_F(CommandParserTest, TestSimple) {
- scoped_ptr<CommandParser> parser(MakeParser(10));
- CommandBufferOffset put = parser->put();
- CommandHeader header;
-
- // add a single command, no args
- header.size = 1;
- header.command = 123;
- buffer()[put++].value_header = header;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
-
- AddDoCommandExpect(parse_error::kParseNoError, 123, 0, NULL);
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessCommand());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-
- // add a single command, 2 args
- header.size = 3;
- header.command = 456;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 2134;
- buffer()[put++].value_float = 1.f;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
-
- CommandBufferEntry param_array[2];
- param_array[0].value_int32 = 2134;
- param_array[1].value_float = 1.f;
- AddDoCommandExpect(parse_error::kParseNoError, 456, 2, param_array);
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessCommand());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-}
-
-// Tests having multiple commands in the buffer.
-TEST_F(CommandParserTest, TestMultipleCommands) {
- scoped_ptr<CommandParser> parser(MakeParser(10));
- CommandBufferOffset put = parser->put();
- CommandHeader header;
-
- // add 2 commands, test with single ProcessCommand()
- header.size = 2;
- header.command = 789;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 5151;
-
- CommandBufferOffset put_cmd2 = put;
- header.size = 2;
- header.command = 2121;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 3434;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
-
- CommandBufferEntry param_array[2];
- param_array[0].value_int32 = 5151;
- AddDoCommandExpect(parse_error::kParseNoError, 789, 1, param_array);
- param_array[1].value_int32 = 3434;
- AddDoCommandExpect(parse_error::kParseNoError, 2121, 1,
- param_array+1);
-
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessCommand());
- EXPECT_EQ(put_cmd2, parser->get());
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessCommand());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-
- // add 2 commands again, test with ProcessAllCommands()
- header.size = 2;
- header.command = 4545;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 5656;
-
- header.size = 2;
- header.command = 6767;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 7878;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
-
- param_array[0].value_int32 = 5656;
- AddDoCommandExpect(parse_error::kParseNoError, 4545, 1, param_array);
- param_array[1].value_int32 = 7878;
- AddDoCommandExpect(parse_error::kParseNoError, 6767, 1,
- param_array+1);
-
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessAllCommands());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-}
-
-// Tests that the parser will wrap correctly at the end of the buffer.
-TEST_F(CommandParserTest, TestWrap) {
- scoped_ptr<CommandParser> parser(MakeParser(5));
- CommandBufferOffset put = parser->put();
- CommandHeader header;
-
- // add 3 commands with no args (1 word each)
- for (unsigned int i = 0; i < 3; ++i) {
- header.size = 1;
- header.command = i;
- buffer()[put++].value_header = header;
- AddDoCommandExpect(parse_error::kParseNoError, i, 0, NULL);
- }
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessAllCommands());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-
- // add 1 command with 1 arg (2 words). That should put us at the end of the
- // buffer.
- header.size = 2;
- header.command = 3;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 5;
- CommandBufferEntry param;
- param.value_int32 = 5;
- AddDoCommandExpect(parse_error::kParseNoError, 3, 1, &param);
-
- DCHECK_EQ(5u, put);
- put = 0;
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessAllCommands());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-
- // add 1 command with 1 arg (2 words).
- header.size = 2;
- header.command = 4;
- buffer()[put++].value_header = header;
- buffer()[put++].value_int32 = 6;
- param.value_int32 = 6;
- AddDoCommandExpect(parse_error::kParseNoError, 4, 1, &param);
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessAllCommands());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-}
-
-// Tests error conditions.
-TEST_F(CommandParserTest, TestError) {
- scoped_ptr<CommandParser> parser(MakeParser(5));
- CommandBufferOffset put = parser->put();
- CommandHeader header;
-
- // Generate a command with size 0.
- header.size = 0;
- header.command = 3;
- buffer()[put++].value_header = header;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- EXPECT_EQ(parse_error::kParseInvalidSize,
- parser->ProcessAllCommands());
- // check that no DoCommand call was made.
- Mock::VerifyAndClearExpectations(api_mock());
-
- parser.reset(MakeParser(5));
- put = parser->put();
-
- // Generate a command with size 6, extends beyond the end of the buffer.
- header.size = 6;
- header.command = 3;
- buffer()[put++].value_header = header;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- EXPECT_EQ(parse_error::kParseOutOfBounds,
- parser->ProcessAllCommands());
- // check that no DoCommand call was made.
- Mock::VerifyAndClearExpectations(api_mock());
-
- parser.reset(MakeParser(5));
- put = parser->put();
-
- // Generates 2 commands.
- header.size = 1;
- header.command = 3;
- buffer()[put++].value_header = header;
- CommandBufferOffset put_post_fail = put;
- header.size = 1;
- header.command = 4;
- buffer()[put++].value_header = header;
-
- parser->set_put(put);
- EXPECT_EQ(put, parser->put());
- // have the first command fail to parse.
- AddDoCommandExpect(parse_error::kParseUnknownCommand, 3, 0, NULL);
- EXPECT_EQ(parse_error::kParseUnknownCommand,
- parser->ProcessAllCommands());
- // check that only one command was executed, and that get reflects that
- // correctly.
- EXPECT_EQ(put_post_fail, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
- // make the second one succeed, and check that the parser recovered fine.
- AddDoCommandExpect(parse_error::kParseNoError, 4, 0, NULL);
- EXPECT_EQ(parse_error::kParseNoError, parser->ProcessAllCommands());
- EXPECT_EQ(put, parser->get());
- Mock::VerifyAndClearExpectations(api_mock());
-}
-
-} // namespace command_buffer
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