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-rw-r--r--test/libapt/fileutl_test.cc30
1 files changed, 30 insertions, 0 deletions
diff --git a/test/libapt/fileutl_test.cc b/test/libapt/fileutl_test.cc
index b42261716..2bd090e5e 100644
--- a/test/libapt/fileutl_test.cc
+++ b/test/libapt/fileutl_test.cc
@@ -298,3 +298,33 @@ TEST(FileUtlTest, flAbsPath)
res = chdir(cwd.c_str());
EXPECT_EQ(res, 0);
}
+
+static void TestDevNullFileFd(unsigned int const filemode)
+{
+ FileFd f("/dev/null", filemode);
+ EXPECT_FALSE(f.Failed());
+ EXPECT_TRUE(f.IsOpen());
+ EXPECT_TRUE(f.IsOpen());
+
+ std::string test = "This is a test!\n";
+ EXPECT_TRUE(f.Write(test.c_str(), test.size()));
+ EXPECT_TRUE(f.IsOpen());
+ EXPECT_FALSE(f.Failed());
+
+ f.Close();
+ EXPECT_FALSE(f.IsOpen());
+ EXPECT_FALSE(f.Failed());
+}
+TEST(FileUtlTest, WorkingWithDevNull)
+{
+ TestDevNullFileFd(FileFd::WriteOnly | FileFd::Create);
+ TestDevNullFileFd(FileFd::WriteOnly | FileFd::Create | FileFd::Empty);
+ TestDevNullFileFd(FileFd::WriteOnly | FileFd::Create | FileFd::Exclusive);
+ TestDevNullFileFd(FileFd::WriteOnly | FileFd::Atomic);
+ TestDevNullFileFd(FileFd::WriteOnly | FileFd::Create | FileFd::Atomic);
+ // short-hands for ReadWrite with these modes
+ TestDevNullFileFd(FileFd::WriteEmpty);
+ TestDevNullFileFd(FileFd::WriteAny);
+ TestDevNullFileFd(FileFd::WriteTemp);
+ TestDevNullFileFd(FileFd::WriteAtomic);
+}