Implement deno.rename() (#731)

1 files changed, 60 insertions, 0 deletions

diff --git a/js/rename_test.ts b/js/rename_test.ts
new file mode 100644
index 000000000..450760dae
--- /dev/null
+++ b/js/rename_test.ts
@@ -0,0 +1,60 @@
+// Copyright 2018 the Deno authors. All rights reserved. MIT license.
+import { test, testPerm, assert, assertEqual } from "./test_util.ts";
+import * as deno from "deno";
+
+testPerm({ write: true }, function renameSyncSuccess() {
+  const testDir = deno.makeTempDirSync() + "/test-rename-sync";
+  const oldpath = testDir + "/oldpath";
+  const newpath = testDir + "/newpath";
+  deno.mkdirSync(oldpath);
+  deno.renameSync(oldpath, newpath);
+  const newPathInfo = deno.statSync(newpath);
+  assert(newPathInfo.isDirectory());
+
+  let caughtErr = false;
+  let oldPathInfo;
+
+  try {
+    oldPathInfo = deno.statSync(oldpath);
+  } catch (e) {
+    caughtErr = true;
+    assertEqual(e.kind, deno.ErrorKind.NotFound);
+  }
+  assert(caughtErr);
+  assertEqual(oldPathInfo, undefined);
+});
+
+testPerm({ write: false }, function renameSyncPerm() {
+  let err;
+  try {
+    const oldpath = "/oldbaddir";
+    const newpath = "/newbaddir";
+    deno.renameSync(oldpath, newpath);
+  } catch (e) {
+    err = e;
+  }
+  assertEqual(err.kind, deno.ErrorKind.PermissionDenied);
+  assertEqual(err.name, "PermissionDenied");
+});
+
+testPerm({ write: true }, async function renameSuccess() {
+  const testDir = deno.makeTempDirSync() + "/test-rename";
+  const oldpath = testDir + "/oldpath";
+  const newpath = testDir + "/newpath";
+  deno.mkdirSync(oldpath);
+  await deno.rename(oldpath, newpath);
+  const newPathInfo = deno.statSync(newpath);
+  assert(newPathInfo.isDirectory());
+
+  let caughtErr = false;
+  let oldPathInfo;
+
+  try {
+    oldPathInfo = deno.statSync(oldpath);
+  } catch (e) {
+    caughtErr = true;
+    assertEqual(e.kind, deno.ErrorKind.NotFound);
+  }
+  assert(caughtErr);
+  assertEqual(oldPathInfo, undefined);
+});