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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"
TEST(Subprocess, Ls) {
Subprocess ls;
EXPECT_TRUE(ls.Start(NULL, "ls /"));
// Pretend we discovered that stdout was ready for writing.
ls.OnPipeReady();
EXPECT_TRUE(ls.Finish());
EXPECT_NE("", ls.GetOutput());
}
TEST(Subprocess, BadCommand) {
Subprocess subproc;
EXPECT_TRUE(subproc.Start(NULL, "ninja_no_such_command"));
// Pretend we discovered that stderr was ready for writing.
subproc.OnPipeReady();
EXPECT_FALSE(subproc.Finish());
EXPECT_NE("", subproc.GetOutput());
}
TEST(SubprocessSet, Single) {
SubprocessSet subprocs;
Subprocess* ls = new Subprocess;
EXPECT_TRUE(ls->Start(NULL, "ls /"));
subprocs.Add(ls);
while (!ls->Done()) {
subprocs.DoWork();
}
ASSERT_TRUE(ls->Finish());
ASSERT_NE("", ls->GetOutput());
ASSERT_EQ(1, subprocs.finished_.size());
}
TEST(SubprocessSet, Multi) {
SubprocessSet subprocs;
Subprocess* processes[3];
const char* kCommands[3] = {
"ls /",
"whoami",
"pwd",
};
for (int i = 0; i < 3; ++i) {
processes[i] = new Subprocess;
EXPECT_TRUE(processes[i]->Start(NULL, kCommands[i]));
subprocs.Add(processes[i]);
}
ASSERT_EQ(3, 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(), 0);
subprocs.DoWork();
}
ASSERT_EQ(0, subprocs.running_.size());
ASSERT_EQ(3, 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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