diff --git a/rewatch/testrepo/packages/file-casing/package.json b/rewatch/testrepo/packages/file-casing/package.json
new file mode 100644
index 0000000000..e12d4f6bc8
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/package.json
@@ -0,0 +1,9 @@
+{
+  "name": "@testrepo/file-casing",
+  "version": "0.0.1",
+  "keywords": [
+    "rescript"
+  ],
+  "author": "",
+  "license": "MIT"
+}
diff --git a/rewatch/testrepo/packages/file-casing/rescript.json b/rewatch/testrepo/packages/file-casing/rescript.json
new file mode 100644
index 0000000000..01f353df54
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/rescript.json
@@ -0,0 +1,21 @@
+{
+  "name": "@testrepo/file-casing",
+  "sources": [
+    {
+      "dir": "src",
+      "subdirs": true
+    }
+  ],
+  "package-specs": [
+    {
+      "module": "es6",
+      "in-source": true
+    }
+  ],
+  "suffix": ".mjs",
+  "bs-dependencies": [],
+  "bsc-flags": [],
+  "jsx": {
+    "version": 4
+  }
+}
diff --git a/rewatch/testrepo/packages/file-casing/src/Consume.mjs b/rewatch/testrepo/packages/file-casing/src/Consume.mjs
new file mode 100644
index 0000000000..68f3c4874b
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/src/Consume.mjs
@@ -0,0 +1,10 @@
+// Generated by ReScript, PLEASE EDIT WITH CARE
+
+import * as Produce$NamespaceCasingAPI from "./produce.mjs";
+
+let x = Produce$NamespaceCasingAPI.meh(1);
+
+export {
+  x,
+}
+/* x Not a pure module */
diff --git a/rewatch/testrepo/packages/file-casing/src/Consume.res b/rewatch/testrepo/packages/file-casing/src/Consume.res
new file mode 100644
index 0000000000..e2d9a26460
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/src/Consume.res
@@ -0,0 +1 @@
+let x = Produce.meh(1)
\ No newline at end of file
diff --git a/rewatch/testrepo/packages/file-casing/src/produce.mjs b/rewatch/testrepo/packages/file-casing/src/produce.mjs
new file mode 100644
index 0000000000..2dc987f1bd
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/src/produce.mjs
@@ -0,0 +1,11 @@
+// Generated by ReScript, PLEASE EDIT WITH CARE
+
+
+function meh(param) {
+  return true;
+}
+
+export {
+  meh,
+}
+/* No side effect */
diff --git a/rewatch/testrepo/packages/file-casing/src/produce.res b/rewatch/testrepo/packages/file-casing/src/produce.res
new file mode 100644
index 0000000000..194a02d465
--- /dev/null
+++ b/rewatch/testrepo/packages/file-casing/src/produce.res
@@ -0,0 +1,3 @@
+let meh = (_: int) => {
+  true
+}
\ No newline at end of file