RetroZilla/extensions/metrics/test/TestUICommandCollector.cpp
2015-10-20 23:03:22 -04:00

283 lines
10 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Metrics extension.
*
* The Initial Developer of the Original Code is Google Inc.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brian Ryner <bryner@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
// Unit test for nsUICommandCollector
#include <stdio.h>
#include "TestCommon.h"
#include "nsXPCOM.h"
#include "nsCOMPtr.h"
#include "nsAutoPtr.h"
#include "nsIDOMDocument.h"
#include "nsIDOMDocumentEvent.h"
#include "nsIDOMElement.h"
#include "nsIDOMEvent.h"
#include "nsIDOMEventTarget.h"
#include "nsIDOMText.h"
#include "nsIDOMXULCommandEvent.h"
#include "nsIPrivateDOMEvent.h"
#include "nsComponentManagerUtils.h"
#include "nsUICommandCollector.h"
#include "nsMetricsService.h"
// This is a little unconventional, but it lets us register the metrics
// components statically so that they can initialize properly in the test
// environment, while still allowing us access to non-interface methods.
#include "nsMetricsModule.cpp"
static int gTotalTests = 0;
static int gPassedTests = 0;
class UICommandCollectorTest
{
public:
UICommandCollectorTest() {}
~UICommandCollectorTest() {}
void SetUp();
void TestGetEventTargets();
void TestGetEventKeyId();
private:
nsRefPtr<nsUICommandCollector> mCollector;
nsCOMPtr<nsIDOMDocument> mDocument;
nsCOMPtr<nsIPrivateDOMEvent> mDOMEvent;
nsString kXULNS;
};
void UICommandCollectorTest::SetUp()
{
++gTotalTests;
mCollector = new nsUICommandCollector();
mDocument = do_CreateInstance("@mozilla.org/xml/xml-document;1");
kXULNS.Assign(NS_LITERAL_STRING("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"));
}
void UICommandCollectorTest::TestGetEventTargets()
{
nsCOMPtr<nsIDOMDocumentEvent> docEvent = do_QueryInterface(mDocument);
nsCOMPtr<nsIDOMEvent> event;
docEvent->CreateEvent(NS_LITERAL_STRING("xulcommandevents"),
getter_AddRefs(event));
// The private event interface lets us directly set the target
// and original target for easier testing.
nsCOMPtr<nsIPrivateDOMEvent> privateEvent = do_QueryInterface(event);
ASSERT_TRUE(privateEvent);
nsCOMPtr<nsIDOMElement> buttonElement;
mDocument->CreateElementNS(kXULNS, NS_LITERAL_STRING("button"),
getter_AddRefs(buttonElement));
ASSERT_TRUE(buttonElement);
buttonElement->SetAttribute(NS_LITERAL_STRING("id"),
NS_LITERAL_STRING("btn1"));
// First test the simple case where we have only explicit content.
// Note that originalTarget == target unless set otherwise.
privateEvent->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(buttonElement)));
nsString targetId, targetAnonId;
nsresult rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_SUCCEEDED(rv));
ASSERT_TRUE(targetId.Equals(NS_LITERAL_STRING("btn1")));
ASSERT_TRUE(targetAnonId.IsEmpty());
// If there was an anonid, it should be ignored
buttonElement->SetAttribute(NS_LITERAL_STRING("anonid"),
NS_LITERAL_STRING("abc"));
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_SUCCEEDED(rv));
ASSERT_TRUE(targetId.Equals(NS_LITERAL_STRING("btn1")));
ASSERT_TRUE(targetAnonId.IsEmpty());
// If the target has no id, GetEventTargets should fail
buttonElement->RemoveAttribute(NS_LITERAL_STRING("id"));
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_FAILED(rv));
// The same should be true with no anonid
buttonElement->RemoveAttribute(NS_LITERAL_STRING("anonid"));
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_FAILED(rv));
// Empty attributes should work the same as no attributes
buttonElement->SetAttribute(NS_LITERAL_STRING("id"), nsString());
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_FAILED(rv));
// Now test some cases where the originalTarget is different
nsCOMPtr<nsIDOMElement> anonChild;
mDocument->CreateElementNS(kXULNS, NS_LITERAL_STRING("hbox"),
getter_AddRefs(anonChild));
ASSERT_TRUE(anonChild);
privateEvent->SetOriginalTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(anonChild)));
// This is the typical id/anonid case for anonymous content
buttonElement->SetAttribute(NS_LITERAL_STRING("id"),
NS_LITERAL_STRING("btn1"));
anonChild->SetAttribute(NS_LITERAL_STRING("anonid"),
NS_LITERAL_STRING("box1"));
targetId.SetLength(0);
targetAnonId.SetLength(0);
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_SUCCEEDED(rv));
ASSERT_TRUE(targetId.Equals(NS_LITERAL_STRING("btn1")));
ASSERT_TRUE(targetAnonId.Equals(NS_LITERAL_STRING("box1")));
// If there is no id or anonid, it should fail
anonChild->RemoveAttribute(NS_LITERAL_STRING("anonid"));
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_FAILED(rv));
// Test the failure case where the target/originalTarget is not an element
privateEvent->SetOriginalTarget(nsnull); // now mirrors target again
nsCOMPtr<nsIDOMText> textNode;
mDocument->CreateTextNode(NS_LITERAL_STRING("blah"),
getter_AddRefs(textNode));
ASSERT_TRUE(textNode);
privateEvent->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(textNode)));
rv = mCollector->GetEventTargets(event, targetId, targetAnonId);
ASSERT_TRUE(NS_FAILED(rv));
++gPassedTests;
}
void UICommandCollectorTest::TestGetEventKeyId()
{
nsCOMPtr<nsIDOMDocumentEvent> docEvent = do_QueryInterface(mDocument);
nsCOMPtr<nsIDOMEvent> event;
docEvent->CreateEvent(NS_LITERAL_STRING("xulcommandevents"),
getter_AddRefs(event));
// The private event interface lets us directly set the target
// and original target for easier testing.
nsCOMPtr<nsIPrivateDOMEvent> privateEvent = do_QueryInterface(event);
ASSERT_TRUE(privateEvent);
nsCOMPtr<nsIDOMElement> elem;
mDocument->CreateElementNS(kXULNS, NS_LITERAL_STRING("hbox"),
getter_AddRefs(elem));
ASSERT_TRUE(elem);
privateEvent->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(elem)));
// In its initial state, the command event will have no source event.
// GetEventKeyId should leave keyId empty.
nsString keyId;
mCollector->GetEventKeyId(event, keyId);
ASSERT_TRUE(keyId.IsEmpty());
// Now set up a source event
nsCOMPtr<nsIDOMEvent> sourceEvent;
docEvent->CreateEvent(NS_LITERAL_STRING("Events"),
getter_AddRefs(sourceEvent));
nsCOMPtr<nsIPrivateDOMEvent> privateSource = do_QueryInterface(sourceEvent);
ASSERT_TRUE(privateSource);
nsCOMPtr<nsIDOMXULCommandEvent> xcEvent = do_QueryInterface(event);
ASSERT_TRUE(xcEvent);
nsresult rv = xcEvent->InitCommandEvent(NS_LITERAL_STRING("command"),
PR_TRUE, PR_TRUE, nsnull, 0,
PR_FALSE, PR_FALSE, PR_FALSE,
PR_FALSE, sourceEvent);
ASSERT_TRUE(NS_SUCCEEDED(rv));
// The source event will initially point to a non-key element
privateSource->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(elem)));
mCollector->GetEventKeyId(event, keyId);
ASSERT_TRUE(keyId.IsEmpty());
// Create a key element and point the source event there
nsCOMPtr<nsIDOMElement> keyElem;
mDocument->CreateElementNS(kXULNS, NS_LITERAL_STRING("key"),
getter_AddRefs(keyElem));
ASSERT_TRUE(keyElem);
keyElem->SetAttribute(NS_LITERAL_STRING("id"), NS_LITERAL_STRING("keyFoo"));
privateSource->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(keyElem)));
mCollector->GetEventKeyId(event, keyId);
ASSERT_TRUE(keyId.Equals(NS_LITERAL_STRING("keyFoo")));
// Make sure we don't crash if the source event target is a non-element
nsCOMPtr<nsIDOMText> textNode;
mDocument->CreateTextNode(NS_LITERAL_STRING("blah"),
getter_AddRefs(textNode));
ASSERT_TRUE(textNode);
privateSource->SetTarget(
nsCOMPtr<nsIDOMEventTarget>(do_QueryInterface(textNode)));
keyId.SetLength(0);
mCollector->GetEventKeyId(event, keyId);
ASSERT_TRUE(keyId.IsEmpty());
++gPassedTests;
}
int main(int argc, char *argv[])
{
nsStaticModuleInfo staticComps = { "metrics", &NSGetModule };
NS_InitXPCOM3(nsnull, nsnull, nsnull, &staticComps, 1);
// Pre-initialize the metrics service since it's assumed to exist
nsMetricsService::get();
// Use a separate instantiation of the test objects for each test
{
UICommandCollectorTest test;
test.SetUp();
test.TestGetEventTargets();
}
{
UICommandCollectorTest test;
test.SetUp();
test.TestGetEventKeyId();
}
NS_ShutdownXPCOM(nsnull);
printf("%d/%d tests passed\n", gPassedTests, gTotalTests);
return 0;
}