1 files changed, 375 insertions, 0 deletions
diff --git a/dom/fs/test/common/test_basics.js b/dom/fs/test/common/test_basics.js
new file mode 100644
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+++ b/dom/fs/test/common/test_basics.js
@@ -0,0 +1,375 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+// This test must be first, since we need the actor not to be created already.
+exported_symbols.testGetDirectoryTwice = async function () {
+  const promise1 = navigator.storage.getDirectory();
+  const promise2 = navigator.storage.getDirectory();
+
+  await Promise.all([promise1, promise2]);
+
+  Assert.ok(true, "Should not have thrown");
+};
+
+exported_symbols.testGetDirectoryDoesNotThrow = async function () {
+  await navigator.storage.getDirectory();
+
+  Assert.ok(true, "Should not have thrown");
+};
+
+exported_symbols.testGetDirectoryKindIsDirectory = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  Assert.equal(root.kind, "directory");
+};
+
+exported_symbols.testDirectoryHandleStringConversion = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  Assert.equal(
+    "" + root,
+    "[object FileSystemDirectoryHandle]",
+    "Is directoryHandle convertible to string?"
+  );
+};
+
+exported_symbols.testNewDirectoryHandleFromPrototype = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  try {
+    Object.create(root.prototype);
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(true, "Should have thrown");
+    Assert.ok(ex instanceof TypeError, "Threw the right error type");
+  }
+};
+
+exported_symbols.testIsSameEntryRoot = async function () {
+  const root = await navigator.storage.getDirectory();
+  try {
+    await root.move(root);
+    Assert.ok(false, "root should not be movable");
+  } catch (ex) {
+    Assert.ok(true, "root isn't movable");
+  }
+};
+
+exported_symbols.testDirectoryHandleSupportsKeysIterator = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  const it = await root.keys();
+  Assert.ok(!!it, "Does root support keys iterator?");
+};
+
+exported_symbols.testKeysIteratorNextIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  const it = await root.keys();
+  Assert.ok(!!it, "Does root support keys iterator?");
+
+  const item = await it.next();
+  Assert.ok(!!item, "Should return an item");
+};
+
+exported_symbols.testDirectoryHandleSupportsValuesIterator = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  const it = await root.values();
+  Assert.ok(!!it, "Does root support values iterator?");
+};
+
+exported_symbols.testValuesIteratorNextIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  const it = await root.values();
+  Assert.ok(!!it, "Does root support values iterator?");
+
+  const item = await it.next();
+  Assert.ok(!!item, "Should return an item");
+};
+
+exported_symbols.testDirectoryHandleSupportsEntriesIterator =
+  async function () {
+    const root = await navigator.storage.getDirectory();
+
+    const it = await root.entries();
+    Assert.ok(!!it, "Does root support entries iterator?");
+  };
+
+exported_symbols.testEntriesIteratorNextIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+
+  const it = await root.entries();
+  Assert.ok(!!it, "Does root support entries iterator?");
+
+  const item = await it.next();
+  Assert.ok(!!item, "Should return an item");
+};
+
+exported_symbols.testGetFileHandleIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+  const allowCreate = { create: true };
+
+  const item = await root.getFileHandle("fileName", allowCreate);
+  Assert.ok(!!item, "Should return an item");
+
+  await root.removeEntry("fileName");
+};
+
+exported_symbols.testGetDirectoryHandleIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+  const allowCreate = { create: true };
+
+  const item = await root.getDirectoryHandle("dirName", allowCreate);
+  Assert.ok(!!item, "Should return an item");
+
+  await root.removeEntry("dirName");
+};
+
+exported_symbols.testRemoveEntryIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+  const removeOptions = { recursive: true };
+  const allowCreate = { create: true };
+
+  // Ensure file and directory items exists
+  await root.getFileHandle("fileName", allowCreate);
+  await root.getDirectoryHandle("dirName", allowCreate);
+  await root.removeEntry("fileName", removeOptions);
+  await root.removeEntry("dirName", removeOptions);
+  try {
+    await root.removeEntry("doesNotExist", removeOptions);
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(true, "Should have thrown");
+    Assert.equal(
+      ex.message,
+      "Entry not found",
+      "Threw the right error message"
+    );
+  }
+};
+
+exported_symbols.testResolveIsCallable = async function () {
+  const root = await navigator.storage.getDirectory();
+  const allowCreate = { create: true };
+  const item = await root.getFileHandle("fileName", allowCreate);
+
+  let path = await root.resolve(item);
+  Assert.equal(path.length, 1);
+  Assert.equal(path[0], "fileName", "Resolve got the right path");
+
+  await root.removeEntry("fileName");
+};
+
+exported_symbols.testFileType = async function () {
+  const root = await navigator.storage.getDirectory();
+  const allowCreate = { create: true };
+  const nameStem = "testFileType";
+  const empty = "";
+
+  const extensions = [
+    "txt",
+    "jS",
+    "JSON",
+    "css",
+    "html",
+    "htm",
+    "xhtml",
+    "xml",
+    "xhtml+xml",
+    "png",
+    "apng",
+    "jPg",
+    "Jpeg",
+    "pdF",
+    "out",
+    "sh",
+    "ExE",
+    "psid",
+    "EXE ",
+    " EXE",
+    "EX\uff65",
+    "\udbff\udbff\udbff",
+    // XXX: Invalid surrogate combos like "\udc00\udc00\udc00" may map to the same names impacting cleanup.
+    "js\udbff",
+    "\udc00js",
+    "???",
+    "\root",
+    empty,
+    "AXS",
+    "dll",
+    "ocx",
+    "1",
+    "ps1",
+    "cmd",
+    "xpi",
+    "swf",
+  ];
+
+  const expectedTypes = [
+    "text/plain",
+    "application/javascript",
+    "application/json",
+    "text/css",
+    "text/html",
+    "text/html",
+    "application/xhtml+xml",
+    "text/xml",
+    empty,
+    "image/png",
+    "image/apng",
+    "image/jpeg",
+    "image/jpeg",
+    "application/pdf",
+    empty,
+    "application/x-sh",
+    "application/octet-stream",
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    empty,
+    "application/olescript",
+    "application/x-msdownload",
+    "application/octet-stream",
+    empty,
+    empty,
+    "text/plain",
+    "application/x-xpinstall",
+    "application/x-shockwave-flash",
+  ];
+
+  Assert.equal(extensions.length, expectedTypes.length);
+
+  await Promise.all(
+    extensions.map(async (ext, i) => {
+      const fileName = nameStem + "." + ext;
+      const fileHandle = await root.getFileHandle(fileName, allowCreate);
+      const fileObject = await fileHandle.getFile();
+      Assert.equal(fileObject.name, fileHandle.name);
+      Assert.equal(fileObject.type, expectedTypes[i]);
+      await root.removeEntry(fileName);
+    })
+  );
+};
+
+exported_symbols.testContentTypeChangesOnFileMove = async function () {
+  const allowCreate = { create: true };
+  const root = await navigator.storage.getDirectory();
+  const oldName = "testFile.txt";
+  const oldType = "text/plain";
+  const subdir = await root.getDirectoryHandle("subdir", allowCreate);
+
+  const fileHandle = await root.getFileHandle(oldName, allowCreate);
+
+  async function checkMove(newName, newType) {
+    Assert.equal(fileHandle.name, newName, "Has filename changed?");
+    {
+      const fileObject = await fileHandle.getFile();
+      Assert.equal(fileObject.name, newName, "Is the fileobject renamed?");
+      Assert.equal(fileObject.type, newType, "Is the fileobject type updated?");
+    }
+  }
+
+  async function restoreTest() {
+    await fileHandle.move(root, oldName);
+    await checkMove(oldName, oldType);
+  }
+
+  // No name change
+  await checkMove(oldName, oldType);
+  await fileHandle.move(subdir);
+  await checkMove(oldName, oldType);
+  await restoreTest();
+
+  // With name change
+
+  async function testMoveWithParams(testName, testType) {
+    async function testFileMoveCall(...combo) {
+      await fileHandle.move(...combo);
+      await checkMove(testName, testType);
+      await restoreTest();
+    }
+
+    await testFileMoveCall(subdir, testName);
+    await testFileMoveCall(root, testName);
+    await testFileMoveCall(testName);
+  }
+
+  const testParams = {
+    "testFile.json": "application/json",
+    testFile: oldType,
+    "testFile.äüö": "",
+  };
+
+  for (const [aName, aType] of Object.entries(testParams)) {
+    await testMoveWithParams(aName, aType);
+  }
+};
+
+exported_symbols.testContentTypeChangesOnDirMove = async function () {
+  const allowCreate = { create: true };
+  const root = await navigator.storage.getDirectory();
+  const oldName = "testFile.txt";
+  const oldType = "text/plain";
+  const subDirOrig = await root.getDirectoryHandle("subDirOrig", allowCreate);
+  const subDirOther = await root.getDirectoryHandle("subDirOther", allowCreate);
+  const subSubDir = await subDirOrig.getDirectoryHandle(
+    "subSubDir",
+    allowCreate
+  );
+
+  const testName = "testFile.json";
+  const testType = "application/json";
+
+  async function checkMove(newName, newType) {
+    const fileHandle = await subSubDir.getFileHandle(newName, allowCreate);
+
+    Assert.equal(fileHandle.name, newName, "Has filename changed?");
+    {
+      const fileObject = await fileHandle.getFile();
+      Assert.equal(fileObject.name, newName, "Is the fileobject renamed?");
+      Assert.equal(fileObject.type, newType, "Is the fileobject type updated?");
+    }
+  }
+
+  async function restoreTest() {
+    await subSubDir.move(subDirOrig, "subSubDir");
+    await checkMove(oldName, oldType);
+  }
+
+  await checkMove(oldName, oldType);
+
+  // No name change
+  await subSubDir.move(subDirOther, "other");
+  await checkMove(oldName, oldType);
+  await restoreTest();
+
+  // With name change
+
+  async function testDirMoveCall(...combo) {
+    await subSubDir.move(...combo);
+    await checkMove(testName, testType);
+    await restoreTest();
+  }
+
+  await testDirMoveCall(subDirOther);
+  await testDirMoveCall(subDirOther, testName);
+  await testDirMoveCall(subDirOrig, testName);
+  await testDirMoveCall(subDirOrig);
+};
+
+for (const [key, value] of Object.entries(exported_symbols)) {
+  Object.defineProperty(value, "name", {
+    value: key,
+    writable: false,
+  });
+}