1 files changed, 131 insertions, 0 deletions
diff --git a/webrtc/base/fileutils_unittest.cc b/webrtc/base/fileutils_unittest.cc
new file mode 100644
index 0000000000..6e98e14509
--- /dev/null
+++ b/webrtc/base/fileutils_unittest.cc
@@ -0,0 +1,131 @@
+/*
+ *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "webrtc/base/fileutils.h"
+#include "webrtc/base/gunit.h"
+#include "webrtc/base/pathutils.h"
+#include "webrtc/base/stream.h"
+
+namespace rtc {
+
+// Make sure we can get a temp folder for the later tests.
+TEST(FilesystemTest, GetTemporaryFolder) {
+  Pathname path;
+  EXPECT_TRUE(Filesystem::GetTemporaryFolder(path, true, NULL));
+}
+
+// Test creating a temp file, reading it back in, and deleting it.
+TEST(FilesystemTest, TestOpenFile) {
+  Pathname path;
+  EXPECT_TRUE(Filesystem::GetTemporaryFolder(path, true, NULL));
+  path.SetPathname(Filesystem::TempFilename(path, "ut"));
+
+  FileStream* fs;
+  char buf[256];
+  size_t bytes;
+
+  fs = Filesystem::OpenFile(path, "wb");
+  ASSERT_TRUE(fs != NULL);
+  EXPECT_EQ(SR_SUCCESS, fs->Write("test", 4, &bytes, NULL));
+  EXPECT_EQ(4U, bytes);
+  delete fs;
+
+  EXPECT_TRUE(Filesystem::IsFile(path));
+
+  fs = Filesystem::OpenFile(path, "rb");
+  ASSERT_TRUE(fs != NULL);
+  EXPECT_EQ(SR_SUCCESS, fs->Read(buf, sizeof(buf), &bytes, NULL));
+  EXPECT_EQ(4U, bytes);
+  delete fs;
+
+  EXPECT_TRUE(Filesystem::DeleteFile(path));
+  EXPECT_FALSE(Filesystem::IsFile(path));
+}
+
+// Test opening a non-existent file.
+TEST(FilesystemTest, TestOpenBadFile) {
+  Pathname path;
+  EXPECT_TRUE(Filesystem::GetTemporaryFolder(path, true, NULL));
+  path.SetFilename("not an actual file");
+
+  EXPECT_FALSE(Filesystem::IsFile(path));
+
+  FileStream* fs = Filesystem::OpenFile(path, "rb");
+  EXPECT_FALSE(fs != NULL);
+}
+
+// Test that CreatePrivateFile fails for existing files and succeeds for
+// non-existent ones.
+TEST(FilesystemTest, TestCreatePrivateFile) {
+  Pathname path;
+  EXPECT_TRUE(Filesystem::GetTemporaryFolder(path, true, NULL));
+  path.SetFilename("private_file_test");
+
+  // First call should succeed because the file doesn't exist yet.
+  EXPECT_TRUE(Filesystem::CreatePrivateFile(path));
+  // Next call should fail, because now it exists.
+  EXPECT_FALSE(Filesystem::CreatePrivateFile(path));
+
+  // Verify that we have permission to open the file for reading and writing.
+  scoped_ptr<FileStream> fs(Filesystem::OpenFile(path, "wb"));
+  EXPECT_TRUE(fs.get() != NULL);
+  // Have to close the file on Windows before it will let us delete it.
+  fs.reset();
+
+  // Verify that we have permission to delete the file.
+  EXPECT_TRUE(Filesystem::DeleteFile(path));
+}
+
+// Test checking for free disk space.
+TEST(FilesystemTest, TestGetDiskFreeSpace) {
+  // Note that we should avoid picking any file/folder which could be located
+  // at the remotely mounted drive/device.
+  Pathname path;
+  ASSERT_TRUE(Filesystem::GetAppDataFolder(&path, true));
+
+  int64_t free1 = 0;
+  EXPECT_TRUE(Filesystem::IsFolder(path));
+  EXPECT_FALSE(Filesystem::IsFile(path));
+  EXPECT_TRUE(Filesystem::GetDiskFreeSpace(path, &free1));
+  EXPECT_GT(free1, 0);
+
+  int64_t free2 = 0;
+  path.AppendFolder("this_folder_doesnt_exist");
+  EXPECT_FALSE(Filesystem::IsFolder(path));
+  EXPECT_TRUE(Filesystem::IsAbsent(path));
+  EXPECT_TRUE(Filesystem::GetDiskFreeSpace(path, &free2));
+  // These should be the same disk, and disk free space should not have changed
+  // by more than 1% between the two calls.
+  EXPECT_LT(static_cast<int64_t>(free1 * .9), free2);
+  EXPECT_LT(free2, static_cast<int64_t>(free1 * 1.1));
+
+  int64_t free3 = 0;
+  path.clear();
+  EXPECT_TRUE(path.empty());
+  EXPECT_TRUE(Filesystem::GetDiskFreeSpace(path, &free3));
+  // Current working directory may not be where exe is.
+  // EXPECT_LT(static_cast<int64_t>(free1 * .9), free3);
+  // EXPECT_LT(free3, static_cast<int64_t>(free1 * 1.1));
+  EXPECT_GT(free3, 0);
+}
+
+// Tests that GetCurrentDirectory() returns something.
+TEST(FilesystemTest, TestGetCurrentDirectory) {
+  EXPECT_FALSE(Filesystem::GetCurrentDirectory().empty());
+}
+
+// Tests that GetAppPathname returns something.
+TEST(FilesystemTest, TestGetAppPathname) {
+  Pathname path;
+  EXPECT_TRUE(Filesystem::GetAppPathname(&path));
+  EXPECT_FALSE(path.empty());
+}
+
+}  // namespace rtc