diff options
Diffstat (limited to 'libutils/tests')
| -rw-r--r-- | libutils/tests/Android.mk | 1 | ||||
| -rw-r--r-- | libutils/tests/file_test.cpp | 37 |
2 files changed, 38 insertions, 0 deletions
diff --git a/libutils/tests/Android.mk b/libutils/tests/Android.mk index 634f44f..03d5342 100644 --- a/libutils/tests/Android.mk +++ b/libutils/tests/Android.mk @@ -26,6 +26,7 @@ LOCAL_SRC_FILES := \ BasicHashtable_test.cpp \ BlobCache_test.cpp \ BitSet_test.cpp \ + file_test.cpp \ Looper_test.cpp \ LruCache_test.cpp \ String8_test.cpp \ diff --git a/libutils/tests/file_test.cpp b/libutils/tests/file_test.cpp new file mode 100644 index 0000000..acf66a6 --- /dev/null +++ b/libutils/tests/file_test.cpp @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2013 The Android Open Source Project + * + * 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 "utils/file.h" + +#include <errno.h> +#include <gtest/gtest.h> + +TEST(file, ReadFileToString_ENOENT) { + std::string s("hello"); + errno = 0; + EXPECT_FALSE(android::ReadFileToString("/proc/does-not-exist", &s)); + EXPECT_EQ(ENOENT, errno); + EXPECT_EQ("", s); // s was cleared. +} + +TEST(file, ReadFileToString_success) { + std::string s("hello"); + EXPECT_TRUE(android::ReadFileToString("/proc/version", &s)); + EXPECT_GT(s.length(), 6U); + EXPECT_EQ('\n', s[s.length() - 1]); + s[5] = 0; + EXPECT_STREQ("Linux", s.c_str()); +} |