Add unit test for File::CreateFullPath().

1 files changed, 47 insertions, 0 deletions

diff --git a/Source/UnitTests/Common/FileUtilTest.cpp b/Source/UnitTests/Common/FileUtilTest.cpp
index 8570c347b4..d361f656f3 100644
--- a/Source/UnitTests/Common/FileUtilTest.cpp
+++ b/Source/UnitTests/Common/FileUtilTest.cpp
@@ -100,3 +100,50 @@ TEST_F(FileUtilTest, DeleteDir)
     DeleteDirShouldReturnTrueForInvalidPath(m_invalid_path, behavior);
   }
 }
+
+TEST_F(FileUtilTest, CreateFullPath)
+{
+  ASSERT_TRUE(!m_directory_path.ends_with('/'));
+  File::CreateDir(m_directory_path);
+
+  // should try to create the directory at m_directory_path, which already exists
+  EXPECT_TRUE(File::IsDirectory(m_directory_path));
+  EXPECT_TRUE(File::CreateFullPath(m_directory_path + "/"));
+
+  // should create the directory (one level)
+  std::string p1 = m_directory_path + "/p1";
+  EXPECT_TRUE(!File::Exists(p1));
+  EXPECT_TRUE(File::CreateFullPath(p1 + "/"));
+  EXPECT_TRUE(File::IsDirectory(p1));
+
+  // should create the directories (multiple levels)
+  std::string p2 = m_directory_path + "/p2";
+  std::string p2a = m_directory_path + "/p2/a";
+  std::string p2b = m_directory_path + "/p2/a/b";
+  std::string p2c = m_directory_path + "/p2/a/b/c";
+  EXPECT_TRUE(!File::Exists(p2));
+  EXPECT_TRUE(!File::Exists(p2a));
+  EXPECT_TRUE(!File::Exists(p2b));
+  EXPECT_TRUE(!File::Exists(p2c));
+  EXPECT_TRUE(File::CreateFullPath(p2c + "/"));
+  EXPECT_TRUE(File::IsDirectory(p2));
+  EXPECT_TRUE(File::IsDirectory(p2a));
+  EXPECT_TRUE(File::IsDirectory(p2b));
+  EXPECT_TRUE(File::IsDirectory(p2c));
+
+  // if the given path ends in a file, the file should be ignored
+  std::string p3 = m_directory_path + "/p3";
+  std::string p3file = m_directory_path + "/p3/test.bin";
+  EXPECT_TRUE(!File::Exists(p3));
+  EXPECT_TRUE(!File::Exists(p3file));
+  EXPECT_TRUE(File::CreateFullPath(p3file));
+  EXPECT_TRUE(File::IsDirectory(p3));
+  EXPECT_TRUE(!File::Exists(p3file));
+
+  // if we try to create a directory where a file already exists, we expect it to fail and leave the
+  // file alone
+  EXPECT_TRUE(File::CreateEmptyFile(p3file));
+  EXPECT_TRUE(File::IsFile(p3file));
+  EXPECT_FALSE(File::CreateFullPath(p3file + "/"));
+  EXPECT_TRUE(File::IsFile(p3file));
+}