Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 45 insertions, 0 deletions

diff --git a/modules/libjar/zipwriter/test/unit/test_undochange.js b/modules/libjar/zipwriter/test/unit/test_undochange.js
new file mode 100644
index 0000000000..bb1de36b1d
--- /dev/null
+++ b/modules/libjar/zipwriter/test/unit/test_undochange.js
@@ -0,0 +1,45 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+// Values taken from using zipinfo to list the test.zip contents
+var TESTS = ["test.txt", "test.png"];
+
+function run_test() {
+  zipW.open(tmpFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);
+
+  for (let i = 0; i < TESTS.length; i++) {
+    let source = do_get_file(DATA_DIR + TESTS[i]);
+    zipW.addEntryFile(
+      TESTS[i],
+      Ci.nsIZipWriter.COMPRESSION_NONE,
+      source,
+      false
+    );
+  }
+
+  try {
+    let source = do_get_file(DATA_DIR + TESTS[0]);
+    zipW.addEntryFile(
+      TESTS[0],
+      Ci.nsIZipWriter.COMPRESSION_NONE,
+      source,
+      false
+    );
+    do_throw("Should not be able to add the same file twice");
+  } catch (e) {
+    Assert.equal(e.result, Cr.NS_ERROR_FILE_ALREADY_EXISTS);
+  }
+
+  // Remove all the tests and see if we are left with an empty zip
+  for (let i = 0; i < TESTS.length; i++) {
+    zipW.removeEntry(TESTS[i], false);
+  }
+
+  zipW.close();
+
+  // Empty zip file should just be the end of central directory marker
+  var newTmpFile = tmpFile.clone();
+  Assert.equal(newTmpFile.fileSize, ZIP_EOCDR_HEADER_SIZE);
+}