1 files changed, 39 insertions, 0 deletions
diff --git a/tests/unit/unittest/unsavedfiletest.cpp b/tests/unit/unittest/unsavedfiletest.cpp
index 3f0ae6d90b1..463c29be8b3 100644
--- a/tests/unit/unittest/unsavedfiletest.cpp
+++ b/tests/unit/unittest/unsavedfiletest.cpp
@@ -34,6 +34,7 @@
 using ClangBackEnd::UnsavedFile;
 using ClangBackEnd::UnsavedFiles;
 
+using ::testing::Eq;
 using ::testing::PrintToString;
 
 namespace {
@@ -150,6 +151,44 @@ TEST_F(UnsavedFile, Replace)
     ASSERT_THAT(unsavedFile, IsUnsavedFile(filePath, expectedContent, expectedContent.byteSize()));
 }
 
+TEST_F(UnsavedFile, ToUtf8PositionForValidLineColumn)
+{
+    ::UnsavedFile unsavedFile(filePath, fileContent);
+    bool ok = false;
+
+    const uint position = unsavedFile.toUtf8Position(1, 1, &ok);
+
+    ASSERT_TRUE(ok);
+    ASSERT_THAT(position, Eq(0));
+}
+
+TEST_F(UnsavedFile, ToUtf8PositionForInValidLineColumn)
+{
+    ::UnsavedFile unsavedFile(filePath, fileContent);
+    bool ok = false;
+
+    unsavedFile.toUtf8Position(2, 1, &ok);
+
+    ASSERT_FALSE(ok);
+}
+
+TEST_F(UnsavedFile, ToUtf8PositionForDefaultConstructedUnsavedFile)
+{
+    ::UnsavedFile unsavedFile;
+    bool ok = false;
+
+    unsavedFile.toUtf8Position(1, 1, &ok);
+
+    ASSERT_FALSE(ok);
+}
+
+TEST_F(UnsavedFile, HasNoCharacterForDefaultConstructedUnsavedFile)
+{
+    ::UnsavedFile unsavedFile;
+
+    ASSERT_FALSE(unsavedFile.hasCharacterAt(0, 'x'));
+}
+
 TEST_F(UnsavedFile, HasNoCharacterForTooBigOffset)
 {
     ::UnsavedFile unsavedFile(filePath, fileContent);