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diff --git a/src/test/CppTests/Preprocessor.test.ts b/src/test/CppTests/Preprocessor.test.ts
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+++ b/src/test/CppTests/Preprocessor.test.ts
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+//
+// Note: This example test is leveraging the Mocha test framework.
+// Please refer to their documentation on https://mochajs.org/ for help.
+//
+
+// The module 'assert' provides assertion methods from node
+import * as assert from "assert";
+
+// You can import and use all API from the 'vscode' module
+// as well as import your extension to test it
+import * as vscode from "vscode";
+import TestSetup from "./TestSetup";
+
+// Defines a Mocha test suite to group tests of similar kind together
+suite("C++ - Preprocessor Tests", () => {
+    const testSetup: TestSetup = new TestSetup("#define MY_MACRO 1");
+
+    // Tests
+    test("Macro", () => {
+        const result = testSetup.GetResult();
+        assert.equal("/**\n * @brief \n * \n */", result);
+    });
+
+    // Tests
+    test("Macro with comment afterwards", () => {
+        const result = testSetup.SetLines([
+            "#define MY_MACRO 1",
+            "/**",
+            " */",
+        ]).GetResult();
+        assert.equal("/**\n * @brief \n * \n */", result);
+    });
+});