1 files changed, 383 insertions, 0 deletions
diff --git a/dom/indexedDB/test/unit/test_cursors.js b/dom/indexedDB/test/unit/test_cursors.js
new file mode 100644
index 000000000..48d1eff83
--- /dev/null
+++ b/dom/indexedDB/test/unit/test_cursors.js
@@ -0,0 +1,383 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var testGenerator = testSteps();
+
+function testSteps()
+{
+  const name = this.window ? window.location.pathname : "Splendid Test";
+  const keys = [1, -1, 0, 10, 2000, "q", "z", "two", "b", "a"];
+  const sortedKeys = [-1, 0, 1, 10, 2000, "a", "b", "q", "two", "z"];
+
+  is(keys.length, sortedKeys.length, "Good key setup");
+
+  let request = indexedDB.open(name, 1);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = grabEventAndContinueHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  let event = yield undefined;
+
+  let db = event.target.result;
+
+  let objectStore = db.createObjectStore("autoIncrement",
+                                         { autoIncrement: true });
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    ok(!event.target.result, "No results");
+    testGenerator.next();
+  }
+  yield undefined;
+
+  objectStore = db.createObjectStore("autoIncrementKeyPath",
+                                     { keyPath: "foo",
+                                       autoIncrement: true });
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    ok(!event.target.result, "No results");
+    testGenerator.next();
+  }
+  yield undefined;
+
+  objectStore = db.createObjectStore("keyPath", { keyPath: "foo" });
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    ok(!event.target.result, "No results");
+    testGenerator.next();
+  }
+  yield undefined;
+
+  objectStore = db.createObjectStore("foo");
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    ok(!event.target.result, "No results");
+    testGenerator.next();
+  }
+  yield undefined;
+
+  let keyIndex = 0;
+
+  for (let i in keys) {
+    request = objectStore.add("foo", keys[i]);
+    request.onerror = errorHandler;
+    request.onsuccess = function(event) {
+      if (++keyIndex == keys.length) {
+        testGenerator.next();
+      }
+    };
+  }
+  yield undefined;
+
+  keyIndex = 0;
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      cursor.continue();
+
+      try {
+        cursor.continue();
+        ok(false, "continue twice should throw");
+      }
+      catch (e) {
+        ok(e instanceof DOMException, "got a database exception");
+        is(e.name, "InvalidStateError", "correct error");
+        is(e.code, DOMException.INVALID_STATE_ERR, "correct code");
+      }
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex++;
+    }
+    else {
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all added items");
+
+  keyIndex = 4;
+
+  let range = IDBKeyRange.bound(2000, "q");
+  request = objectStore.openCursor(range);
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      cursor.continue();
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex++;
+    }
+    else {
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, 8, "Saw all the expected keys");
+
+  keyIndex = 0;
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      if (keyIndex) {
+        cursor.continue();
+      }
+      else {
+        cursor.continue("b");
+      }
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex += keyIndex ? 1: 6;
+    }
+    else {
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all the expected keys");
+
+  keyIndex = 0;
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      if (keyIndex) {
+        cursor.continue();
+      }
+      else {
+        cursor.continue(10);
+      }
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex += keyIndex ? 1: 3;
+    }
+    else {
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all the expected keys");
+
+  keyIndex = 0;
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      if (keyIndex) {
+        cursor.continue();
+      }
+      else {
+        cursor.continue("c");
+      }
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex += keyIndex ? 1 : 7;
+    }
+    else {
+      ok(cursor === null, "The request result should be null.");
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all the expected keys");
+
+  keyIndex = 0;
+
+  request = objectStore.openCursor();
+  request.onerror = errorHandler;
+  let storedCursor = null;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      storedCursor = cursor;
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      if (keyIndex == 4) {
+        request = cursor.update("bar");
+        request.onerror = errorHandler;
+        request.onsuccess = function(event) {
+          keyIndex++;
+          cursor.continue();
+        };
+      }
+      else {
+        keyIndex++;
+        cursor.continue();
+      }
+    }
+    else {
+      ok(cursor === null, "The request result should be null.");
+      ok(storedCursor.value === undefined, "The cursor's value should be undefined.");
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all the expected keys");
+
+  request = objectStore.get(sortedKeys[4]);
+  request.onerror = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  is(event.target.result, "bar", "Update succeeded");
+
+  request = objectStore.put("foo", sortedKeys[4]);
+  request.onerror = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  keyIndex = 0;
+
+  let gotRemoveEvent = false;
+  let retval = false;
+
+  request = objectStore.openCursor(null, "next");
+  request.onerror = errorHandler;
+  storedCursor = null;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      storedCursor = cursor;
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      if (keyIndex == 4) {
+        request = cursor.delete();
+        request.onerror = errorHandler;
+        request.onsuccess = function(event) {
+          ok(event.target.result === undefined, "Should be undefined");
+          is(keyIndex, 5, "Got result of remove before next continue");
+          gotRemoveEvent = true;
+        };
+      }
+
+      keyIndex++;
+      cursor.continue();
+    }
+    else {
+      ok(cursor === null, "The request result should be null.");
+      ok(storedCursor.value === undefined, "The cursor's value should be undefined.");
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, keys.length, "Saw all the expected keys");
+  is(gotRemoveEvent, true, "Saw the remove event");
+
+  request = objectStore.get(sortedKeys[4]);
+  request.onerror = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  is(event.target.result, undefined, "Entry was deleted");
+
+  request = objectStore.add("foo", sortedKeys[4]);
+  request.onerror = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  keyIndex = sortedKeys.length - 1;
+
+  request = objectStore.openCursor(null, "prev");
+  request.onerror = errorHandler;
+  storedCursor = null;
+  request.onsuccess = function (event) {
+    let cursor = event.target.result;
+    if (cursor) {
+      storedCursor = cursor;
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      cursor.continue();
+
+      is(cursor.key, sortedKeys[keyIndex], "Correct key");
+      is(cursor.primaryKey, sortedKeys[keyIndex], "Correct primary key");
+      is(cursor.value, "foo", "Correct value");
+
+      keyIndex--;
+    }
+    else {
+      ok(cursor === null, "The request result should be null.");
+      ok(storedCursor.value === undefined, "The cursor's value should be undefined.");
+      testGenerator.next();
+    }
+  }
+  yield undefined;
+
+  is(keyIndex, -1, "Saw all added items");
+
+  // Wait for success
+  yield undefined;
+
+  db.close();
+
+  finishTest();
+  yield undefined;
+}