diff --git a/source/blender/blenlib/tests/BLI_stack_cxx_test.cc b/source/blender/blenlib/tests/BLI_stack_cxx_test.cc
index f1fcdae3a52..b3108381d78 100644
--- a/source/blender/blenlib/tests/BLI_stack_cxx_test.cc
+++ b/source/blender/blenlib/tests/BLI_stack_cxx_test.cc
@@ -93,6 +93,15 @@ TEST(stack, Push)
   EXPECT_EQ(stack.size(), 2);
 }
 
+TEST(stack, PushAs)
+{
+  Stack<StringRef> stack;
+  stack.push_as("hello", 3);
+  stack.push_as("world", 1);
+  EXPECT_EQ(stack.pop(), "w");
+  EXPECT_EQ(stack.pop(), "hel");
+}
+
 TEST(stack, PushMultiple)
 {
   Stack<int> stack;
diff --git a/source/blender/blenlib/tests/BLI_vector_test.cc b/source/blender/blenlib/tests/BLI_vector_test.cc
index 462f13c15ab..e8636168308 100644
--- a/source/blender/blenlib/tests/BLI_vector_test.cc
+++ b/source/blender/blenlib/tests/BLI_vector_test.cc
@@ -248,6 +248,15 @@ TEST(vector, Append)
   EXPECT_EQ(vec[2], 7);
 }
 
+TEST(vector, AppendAs)
+{
+  Vector<StringRef> vec;
+  vec.append_as("hello", 2);
+  vec.append_as("world", 3);
+  EXPECT_EQ(vec[0], "he");
+  EXPECT_EQ(vec[1], "wor");
+}
+
 TEST(vector, AppendAndGetIndex)
 {
   Vector<int> vec;