1 files changed, 41 insertions, 0 deletions

diff --git a/packages/create-turbo/__tests__/isFolderEmpty.test.ts b/packages/create-turbo/__tests__/isFolderEmpty.test.ts
new file mode 100644
index 0000000..66b2310
--- /dev/null
+++ b/packages/create-turbo/__tests__/isFolderEmpty.test.ts
@@ -0,0 +1,41 @@
+import fs from "fs-extra";
+import path from "path";
+import { isFolderEmpty } from "../src/utils/isFolderEmpty";
+import { setupTestFixtures } from "@turbo/test-utils";
+
+describe("isFolderEmpty", () => {
+  const { useFixture } = setupTestFixtures({
+    directory: path.join(__dirname, "../"),
+  });
+
+  it("correctly identifies an empty directory", async () => {
+    const { root } = useFixture({ fixture: `is-folder-empty` });
+    const result = isFolderEmpty(root);
+    expect(result.isEmpty).toEqual(true);
+    expect(result.conflicts).toEqual([]);
+  });
+
+  it("correctly identifies a directory with non-conflicting files", async () => {
+    const { root } = useFixture({ fixture: `is-folder-empty` });
+    fs.writeFileSync(path.join(root, "LICENSE"), "MIT");
+    const result = isFolderEmpty(root);
+    expect(result.isEmpty).toEqual(true);
+    expect(result.conflicts).toEqual([]);
+  });
+
+  it("correctly identifies a directory non-conflicting files (intelliJ)", async () => {
+    const { root } = useFixture({ fixture: `is-folder-empty` });
+    fs.writeFileSync(path.join(root, "intellij-idea-config.iml"), "{}");
+    const result = isFolderEmpty(root);
+    expect(result.isEmpty).toEqual(true);
+    expect(result.conflicts).toEqual([]);
+  });
+
+  it("correctly identifies a directory conflicting files", async () => {
+    const { root } = useFixture({ fixture: `is-folder-empty` });
+    fs.writeFileSync(path.join(root, "README.md"), "my cool project");
+    const result = isFolderEmpty(root);
+    expect(result.isEmpty).toEqual(false);
+    expect(result.conflicts).toEqual(["README.md"]);
+  });
+});