1 files changed, 80 insertions, 0 deletions
diff --git a/cli/js/symlink_test.ts b/cli/js/symlink_test.ts
new file mode 100644
index 000000000..bce1f6ae5
--- /dev/null
+++ b/cli/js/symlink_test.ts
@@ -0,0 +1,80 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { test, testPerm, assert, assertEquals } from "./test_util.ts";
+
+testPerm({ read: true, write: true }, function symlinkSyncSuccess(): void {
+  const testDir = Deno.makeTempDirSync();
+  const oldname = testDir + "/oldname";
+  const newname = testDir + "/newname";
+  Deno.mkdirSync(oldname);
+  let errOnWindows;
+  // Just for now, until we implement symlink for Windows.
+  try {
+    Deno.symlinkSync(oldname, newname);
+  } catch (e) {
+    errOnWindows = e;
+  }
+  if (errOnWindows) {
+    assertEquals(Deno.build.os, "win");
+    assertEquals(errOnWindows.kind, Deno.ErrorKind.Other);
+    assertEquals(errOnWindows.message, "Not implemented");
+  } else {
+    const newNameInfoLStat = Deno.lstatSync(newname);
+    const newNameInfoStat = Deno.statSync(newname);
+    assert(newNameInfoLStat.isSymlink());
+    assert(newNameInfoStat.isDirectory());
+  }
+});
+
+test(function symlinkSyncPerm(): void {
+  let err;
+  try {
+    Deno.symlinkSync("oldbaddir", "newbaddir");
+  } catch (e) {
+    err = e;
+  }
+  assertEquals(err.kind, Deno.ErrorKind.PermissionDenied);
+  assertEquals(err.name, "PermissionDenied");
+});
+
+// Just for now, until we implement symlink for Windows.
+// Symlink with type should succeed on other platforms with type ignored
+testPerm({ write: true }, function symlinkSyncNotImplemented(): void {
+  const testDir = Deno.makeTempDirSync();
+  const oldname = testDir + "/oldname";
+  const newname = testDir + "/newname";
+  let err;
+  try {
+    Deno.symlinkSync(oldname, newname, "dir");
+  } catch (e) {
+    err = e;
+  }
+  if (err) {
+    assertEquals(Deno.build.os, "win");
+    assertEquals(err.message, "Not implemented");
+  }
+});
+
+testPerm({ read: true, write: true }, async function symlinkSuccess(): Promise<
+  void
+> {
+  const testDir = Deno.makeTempDirSync();
+  const oldname = testDir + "/oldname";
+  const newname = testDir + "/newname";
+  Deno.mkdirSync(oldname);
+  let errOnWindows;
+  // Just for now, until we implement symlink for Windows.
+  try {
+    await Deno.symlink(oldname, newname);
+  } catch (e) {
+    errOnWindows = e;
+  }
+  if (errOnWindows) {
+    assertEquals(errOnWindows.kind, Deno.ErrorKind.Other);
+    assertEquals(errOnWindows.message, "Not implemented");
+  } else {
+    const newNameInfoLStat = Deno.lstatSync(newname);
+    const newNameInfoStat = Deno.statSync(newname);
+    assert(newNameInfoLStat.isSymlink());
+    assert(newNameInfoStat.isDirectory());
+  }
+});