1 files changed, 63 insertions, 0 deletions
diff --git a/toolkit/components/osfile/tests/xpcshell/test_osfile_error.js b/toolkit/components/osfile/tests/xpcshell/test_osfile_error.js
new file mode 100644
index 000000000..a1c319eca
--- /dev/null
+++ b/toolkit/components/osfile/tests/xpcshell/test_osfile_error.js
@@ -0,0 +1,63 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+var {OS: {File, Path, Constants}} = Components.utils.import("resource://gre/modules/osfile.jsm", {});
+Components.utils.import("resource://gre/modules/Task.jsm");
+
+function run_test() {
+  run_next_test();
+}
+
+add_task(function* testFileError_with_writeAtomic() {
+  let DEFAULT_CONTENTS = "default contents" + Math.random();
+  let path = Path.join(Constants.Path.tmpDir,
+                       "testFileError.tmp");
+  yield File.remove(path);
+  yield File.writeAtomic(path, DEFAULT_CONTENTS);
+  let exception;
+  try {
+    yield File.writeAtomic(path, DEFAULT_CONTENTS, { noOverwrite: true });
+  } catch (ex) {
+    exception = ex;
+  }
+  do_check_true(exception instanceof File.Error);
+  do_check_true(exception.path == path);
+});
+
+add_task(function* testFileError_with_makeDir() {
+  let path = Path.join(Constants.Path.tmpDir,
+                       "directory");
+  yield File.removeDir(path);
+  yield File.makeDir(path);
+  let exception;
+  try {
+    yield File.makeDir(path, { ignoreExisting: false });
+  } catch (ex) {
+    exception = ex;
+  }
+  do_check_true(exception instanceof File.Error);
+  do_check_true(exception.path == path);
+});
+
+add_task(function* testFileError_with_move() {
+  let DEFAULT_CONTENTS = "default contents" + Math.random();
+  let sourcePath = Path.join(Constants.Path.tmpDir,
+                             "src.tmp");
+  let destPath = Path.join(Constants.Path.tmpDir,
+                           "dest.tmp");
+  yield File.remove(sourcePath);
+  yield File.remove(destPath);
+  yield File.writeAtomic(sourcePath, DEFAULT_CONTENTS);
+  yield File.writeAtomic(destPath, DEFAULT_CONTENTS);
+  let exception;
+  try {
+    yield File.move(sourcePath, destPath, { noOverwrite: true });
+  } catch (ex) {
+    exception = ex;
+  }
+  do_print(exception);
+  do_check_true(exception instanceof File.Error);
+  do_check_true(exception.path == sourcePath);
+});