| // Copyright 2016 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. |
| |
| // This file tests the C++ wrappers in mojo/public/cpp/system/wait.h. |
| |
| #include "mojo/public/cpp/system/wait.h" |
| |
| #include <vector> |
| |
| #include "gtest/gtest.h" |
| #include "mojo/public/cpp/system/handle.h" |
| #include "mojo/public/cpp/system/message_pipe.h" |
| |
| namespace mojo { |
| namespace { |
| |
| TEST(WaitTest, InvalidArgs) { |
| ScopedHandle h; |
| |
| EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
| Wait(h.get(), ~MOJO_HANDLE_SIGNAL_NONE, 1000000, nullptr)); |
| |
| std::vector<Handle> wh; |
| wh.push_back(h.get()); |
| std::vector<MojoHandleSignals> sigs; |
| sigs.push_back(~MOJO_HANDLE_SIGNAL_NONE); |
| WaitManyResult wait_many_result = |
| WaitMany(wh, sigs, MOJO_DEADLINE_INDEFINITE, nullptr); |
| EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, wait_many_result.result); |
| EXPECT_TRUE(wait_many_result.IsIndexValid()); |
| EXPECT_FALSE(wait_many_result.AreSignalsStatesValid()); |
| } |
| |
| TEST(WaitTest, TimeOut) { |
| // |Wait()|: |
| { |
| // Need a valid handle to wait on for |Wait()|. |
| MessagePipe mp; |
| EXPECT_EQ( |
| MOJO_RESULT_DEADLINE_EXCEEDED, |
| Wait(mp.handle0.get(), MOJO_HANDLE_SIGNAL_READABLE, 100u, nullptr)); |
| } |
| |
| // |WaitMany()|: |
| { |
| std::vector<Handle> wh; |
| std::vector<MojoHandleSignals> sigs; |
| WaitManyResult wait_many_result = WaitMany(wh, sigs, 100u, nullptr); |
| EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, wait_many_result.result); |
| EXPECT_FALSE(wait_many_result.IsIndexValid()); |
| EXPECT_TRUE(wait_many_result.AreSignalsStatesValid()); |
| } |
| } |
| |
| TEST(WaitTest, WaitManyResult) { |
| { |
| WaitManyResult wmr(MOJO_RESULT_OK); |
| EXPECT_FALSE(wmr.IsIndexValid()); |
| EXPECT_TRUE(wmr.AreSignalsStatesValid()); |
| EXPECT_EQ(MOJO_RESULT_OK, wmr.result); |
| } |
| |
| { |
| WaitManyResult wmr(MOJO_RESULT_FAILED_PRECONDITION); |
| EXPECT_FALSE(wmr.IsIndexValid()); |
| EXPECT_TRUE(wmr.AreSignalsStatesValid()); |
| EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, wmr.result); |
| } |
| |
| { |
| WaitManyResult wmr(MOJO_RESULT_INVALID_ARGUMENT); |
| EXPECT_FALSE(wmr.IsIndexValid()); |
| EXPECT_FALSE(wmr.AreSignalsStatesValid()); |
| EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, wmr.result); |
| } |
| |
| // These should be like "invalid argument". |
| EXPECT_FALSE( |
| WaitManyResult(MOJO_RESULT_RESOURCE_EXHAUSTED).AreSignalsStatesValid()); |
| EXPECT_FALSE(WaitManyResult(MOJO_RESULT_BUSY).AreSignalsStatesValid()); |
| |
| { |
| WaitManyResult wmr(MOJO_RESULT_OK, 5u); |
| EXPECT_TRUE(wmr.IsIndexValid()); |
| EXPECT_TRUE(wmr.AreSignalsStatesValid()); |
| EXPECT_EQ(MOJO_RESULT_OK, wmr.result); |
| EXPECT_EQ(5u, wmr.index); |
| } |
| |
| { |
| WaitManyResult wmr(MOJO_RESULT_FAILED_PRECONDITION, 5u); |
| EXPECT_TRUE(wmr.IsIndexValid()); |
| EXPECT_TRUE(wmr.AreSignalsStatesValid()); |
| EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, wmr.result); |
| EXPECT_EQ(5u, wmr.index); |
| } |
| } |
| |
| } // namespace |
| } // namespace mojo |