From bbf88c529587647aaa0089233fea19e961a764f1 Mon Sep 17 00:00:00 2001
From: Shiva Prasanth <kesavarapu.siva@gmail.com>
Date: Sun, 14 Oct 2018 01:33:27 +0530
Subject: Add cwd() and chdir() (#907)

---
 js/dir_test.ts | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 js/dir_test.ts

(limited to 'js/dir_test.ts')

diff --git a/js/dir_test.ts b/js/dir_test.ts
new file mode 100644
index 000000000..ff55a0e69
--- /dev/null
+++ b/js/dir_test.ts
@@ -0,0 +1,54 @@
+import { test, testPerm, assert, assertEqual } from "./test_util.ts";
+import * as deno from "deno";
+
+test(function dirCwdNotNull() {
+  assert(deno.cwd() != null);
+});
+
+testPerm({ write: true }, function dirCwdChdirSuccess() {
+  const initialdir = deno.cwd();
+  const path = deno.makeTempDirSync();
+  deno.chdir(path);
+  const current = deno.cwd();
+  if (deno.platform.os === "mac") {
+    assertEqual(current, "/private" + path);
+  } else {
+    assertEqual(current, path);
+  }
+  deno.chdir(initialdir);
+});
+
+testPerm({ write: true }, function dirCwdError() {
+  // excluding windows since it throws resource busy, while removeSync
+  if (["linux", "mac"].includes(deno.platform.os)) {
+    const initialdir = deno.cwd();
+    const path = deno.makeTempDirSync();
+    deno.chdir(path);
+    deno.removeSync(path);
+    try {
+      deno.cwd();
+      throw Error("current directory removed, should throw error");
+    } catch (err) {
+      if (err instanceof deno.DenoError) {
+        console.log(err.name === "NotFound");
+      } else {
+        throw Error("raised different exception");
+      }
+    }
+    deno.chdir(initialdir);
+  }
+});
+
+testPerm({ write: true }, function dirChdirError() {
+  const path = deno.makeTempDirSync() + "test";
+  try {
+    deno.chdir(path);
+    throw Error("directory not available, should throw error");
+  } catch (err) {
+    if (err instanceof deno.DenoError) {
+      console.log(err.name === "NotFound");
+    } else {
+      throw Error("raised different exception");
+    }
+  }
+});
-- 
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