1 files changed, 13 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/build-support/upstream-updater/test-case.nix b/nixpkgs/pkgs/build-support/upstream-updater/test-case.nix
new file mode 100644
index 000000000000..498f15c28a78
--- /dev/null
+++ b/nixpkgs/pkgs/build-support/upstream-updater/test-case.nix
@@ -0,0 +1,13 @@
+{
+  a=1;
+  b="text";
+  c=''
+  text
+  '';
+  d=''
+    Multi-line text with special characters - 
+    like \ (backslash) and ''${} (dollar + 
+    curly braces) and $ (dollar) and ' (quote)
+    and " (double quote).
+  '';
+}