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// Copyright 2016 The Bazel Authors. 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 "src/main/cpp/workspace_layout.h"
#include <fcntl.h>
#include <memory>
#include "src/main/cpp/blaze_util_platform.h"
#include "src/main/cpp/util/file.h"
#include "gtest/gtest.h"
namespace blaze {
class WorkspaceLayoutTest : public ::testing::Test {
protected:
WorkspaceLayoutTest() :
build_root_(blaze_util::JoinPath(
blaze::GetEnv("TEST_TMPDIR"), "build_root")),
workspace_layout_(new WorkspaceLayout()) {}
void SetUp() override {
ASSERT_TRUE(blaze_util::MakeDirectories(build_root_, 0755));
ASSERT_TRUE(blaze_util::WriteFile(
"", blaze_util::JoinPath(build_root_, "WORKSPACE"), 0755));
}
void TearDown() override {
// TODO(bazel-team): The code below deletes all the files in the workspace
// but it intentionally skips directories. As a consequence, there may be
// empty directories from test to test. Remove this once
// blaze_util::DeleteDirectories(path) exists.
std::vector<std::string> files_in_workspace;
blaze_util::GetAllFilesUnder(build_root_, &files_in_workspace);
for (const std::string& file : files_in_workspace) {
blaze_util::UnlinkPath(file);
}
}
const std::string build_root_;
const std::unique_ptr<WorkspaceLayout> workspace_layout_;
};
TEST_F(WorkspaceLayoutTest, GetWorkspace) {
// "" is returned when there's no workspace path.
std::string cwd = "foo/bar";
ASSERT_EQ("", workspace_layout_->GetWorkspace(cwd));
ASSERT_FALSE(workspace_layout_->InWorkspace(cwd));
cwd = build_root_;
ASSERT_EQ(build_root_, workspace_layout_->GetWorkspace(cwd));
ASSERT_TRUE(workspace_layout_->InWorkspace(build_root_));
cwd = blaze_util::JoinPath(build_root_, cwd);
ASSERT_EQ(build_root_, workspace_layout_->GetWorkspace(cwd));
}
TEST_F(WorkspaceLayoutTest, FindCandidateBlazercPaths) {
const std::string binary_dir = blaze_util::JoinPath(build_root_, "bazeldir");
const std::string tools_dir = blaze_util::JoinPath(build_root_, "tools");
const std::string workspace_rc_path =
blaze_util::JoinPath(build_root_, "tools/bazel.rc");
const std::string binary_rc_path =
blaze_util::JoinPath(binary_dir, "bazel.bazelrc");
ASSERT_TRUE(blaze_util::MakeDirectories(binary_dir, 0755));
ASSERT_TRUE(blaze_util::MakeDirectories(tools_dir, 0755));
ASSERT_TRUE(blaze_util::WriteFile("", workspace_rc_path, 0755));
ASSERT_TRUE(blaze_util::WriteFile("", binary_rc_path, 0755));
std::vector<std::string> expected = {workspace_rc_path, binary_rc_path};
std::vector<std::string> actual =
workspace_layout_->FindCandidateBlazercPaths(
build_root_, build_root_, "bazeldir/bazel", {});
// The third entry is the system wide blazerc path, /etc/bazel.bazelrc, which
// we do not mock within this test because it is not within the sandbox. It
// may or may not exist on the system running the test, so we do not check for
// it.
// TODO(https://github.com/bazelbuild/bazel/issues/4502): Make the system-wide
// master bazelrc location configurable and add test coverage for it.
std::vector<std::string> actual_first_two_entries(actual.begin(),
actual.begin() + 2);
ASSERT_EQ(expected, actual_first_two_entries);
}
} // namespace blaze
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