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// Copyright 2011 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "subprocess.h"
#include "test.h"
namespace {
#ifdef _WIN32
const char* kSimpleCommand = "cmd /c dir \\";
#else
const char* kSimpleCommand = "ls /";
#endif
struct SubprocessTest : public testing::Test {
SubprocessSet subprocs_;
};
} // anonymous namespace
// Run a command that fails and emits to stderr.
TEST_F(SubprocessTest, BadCommandStderr) {
Subprocess* subproc = new Subprocess;
EXPECT_TRUE(subproc->Start(&subprocs_, "cmd /c ninja_no_such_command"));
subprocs_.Add(subproc);
while (!subproc->Done()) {
// Pretend we discovered that stderr was ready for writing.
subprocs_.DoWork();
}
EXPECT_FALSE(subproc->Finish());
EXPECT_NE("", subproc->GetOutput());
}
// Run a command that does not exist
TEST_F(SubprocessTest, NoSuchCommand) {
Subprocess* subproc = new Subprocess;
EXPECT_TRUE(subproc->Start(&subprocs_, "ninja_no_such_command"));
subprocs_.Add(subproc);
while (!subproc->Done()) {
// Pretend we discovered that stderr was ready for writing.
subprocs_.DoWork();
}
EXPECT_FALSE(subproc->Finish());
EXPECT_NE("", subproc->GetOutput());
#ifdef _WIN32
ASSERT_EQ("CreateProcess failed: The system cannot find the file specified.\n", subproc->GetOutput());
#endif
}
TEST_F(SubprocessTest, SetWithSingle) {
Subprocess* subproc = new Subprocess;
EXPECT_TRUE(subproc->Start(&subprocs_, kSimpleCommand));
subprocs_.Add(subproc);
while (!subproc->Done()) {
subprocs_.DoWork();
}
ASSERT_TRUE(subproc->Finish());
ASSERT_NE("", subproc->GetOutput());
ASSERT_EQ(1u, subprocs_.finished_.size());
}
TEST_F(SubprocessTest, SetWithMulti) {
Subprocess* processes[3];
const char* kCommands[3] = {
kSimpleCommand,
#ifdef _WIN32
"cmd /c echo hi",
"cmd /c time /t",
#else
"whoami",
"pwd",
#endif
};
for (int i = 0; i < 3; ++i) {
processes[i] = new Subprocess;
EXPECT_TRUE(processes[i]->Start(&subprocs_, kCommands[i]));
subprocs_.Add(processes[i]);
}
ASSERT_EQ(3u, subprocs_.running_.size());
for (int i = 0; i < 3; ++i) {
ASSERT_FALSE(processes[i]->Done());
ASSERT_EQ("", processes[i]->GetOutput());
}
while (!processes[0]->Done() || !processes[1]->Done() ||
!processes[2]->Done()) {
ASSERT_GT(subprocs_.running_.size(), 0u);
subprocs_.DoWork();
}
ASSERT_EQ(0u, subprocs_.running_.size());
ASSERT_EQ(3u, subprocs_.finished_.size());
for (int i = 0; i < 3; ++i) {
ASSERT_TRUE(processes[i]->Finish());
ASSERT_NE("", processes[i]->GetOutput());
delete processes[i];
}
}
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