diff --git a/test/configCases/compiletime/error-maybe-found/index.js b/test/configCases/compiletime/error-maybe-found/index.js
new file mode 100644
index 000000000..07b714e3f
--- /dev/null
+++ b/test/configCases/compiletime/error-maybe-found/index.js
@@ -0,0 +1,10 @@
+import * as Stub from "./stub";
+
+it("should compile", function () {
+	if (typeof Stub.NotHere !== "undefined") {
+		throw new Error("This shouldn't be here!");
+	}
+	if (typeof Stub.Here === "undefined") {
+		throw new Error("This should be here!");
+	}
+});
diff --git a/test/configCases/compiletime/error-maybe-found/stub.js b/test/configCases/compiletime/error-maybe-found/stub.js
new file mode 100644
index 000000000..4643b6be1
--- /dev/null
+++ b/test/configCases/compiletime/error-maybe-found/stub.js
@@ -0,0 +1 @@
+export const Here = "exists";
diff --git a/test/configCases/compiletime/error-maybe-found/webpack.config.js b/test/configCases/compiletime/error-maybe-found/webpack.config.js
new file mode 100644
index 000000000..e3128523e
--- /dev/null
+++ b/test/configCases/compiletime/error-maybe-found/webpack.config.js
@@ -0,0 +1,6 @@
+/** @type {import("../../../../").Configuration} */
+module.exports = {
+	module: {
+		strictExportPresence: true
+	}
+};
diff --git a/test/configCases/compiletime/warn-maybe-found/index.js b/test/configCases/compiletime/warn-maybe-found/index.js
new file mode 100644
index 000000000..07b714e3f
--- /dev/null
+++ b/test/configCases/compiletime/warn-maybe-found/index.js
@@ -0,0 +1,10 @@
+import * as Stub from "./stub";
+
+it("should compile", function () {
+	if (typeof Stub.NotHere !== "undefined") {
+		throw new Error("This shouldn't be here!");
+	}
+	if (typeof Stub.Here === "undefined") {
+		throw new Error("This should be here!");
+	}
+});
diff --git a/test/configCases/compiletime/warn-maybe-found/stub.js b/test/configCases/compiletime/warn-maybe-found/stub.js
new file mode 100644
index 000000000..4643b6be1
--- /dev/null
+++ b/test/configCases/compiletime/warn-maybe-found/stub.js
@@ -0,0 +1 @@
+export const Here = "exists";
diff --git a/test/configCases/compiletime/warn-maybe-found/webpack.config.js b/test/configCases/compiletime/warn-maybe-found/webpack.config.js
new file mode 100644
index 000000000..e69de29bb