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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /xpcom/tests/windows/TestCOM.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/tests/windows/TestCOM.cpp')
-rw-r--r--xpcom/tests/windows/TestCOM.cpp158
1 files changed, 158 insertions, 0 deletions
diff --git a/xpcom/tests/windows/TestCOM.cpp b/xpcom/tests/windows/TestCOM.cpp
new file mode 100644
index 000000000..9f0b9854c
--- /dev/null
+++ b/xpcom/tests/windows/TestCOM.cpp
@@ -0,0 +1,158 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#include <windows.h>
+#include <unknwn.h>
+#include <stdio.h>
+#include "nsISupports.h"
+#include "nsIFactory.h"
+
+// unknwn.h is needed to build with WIN32_LEAN_AND_MEAN
+#include <unknwn.h>
+
+#include "gtest/gtest.h"
+
+// {5846BA30-B856-11d1-A98A-00805F8A7AC4}
+#define NS_ITEST_COM_IID \
+{ 0x5846ba30, 0xb856, 0x11d1, \
+ { 0xa9, 0x8a, 0x0, 0x80, 0x5f, 0x8a, 0x7a, 0xc4 } }
+
+class nsITestCom: public nsISupports
+{
+public:
+ NS_DECLARE_STATIC_IID_ACCESSOR(NS_ITEST_COM_IID)
+ NS_IMETHOD Test() = 0;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsITestCom, NS_ITEST_COM_IID)
+
+/*
+ * nsTestCom
+ */
+
+class nsTestCom final : public nsITestCom {
+ NS_DECL_ISUPPORTS
+
+public:
+ nsTestCom() {
+ }
+
+ NS_IMETHOD Test() {
+ return NS_OK;
+ }
+
+ static int sDestructions;
+
+private:
+ ~nsTestCom() {
+ sDestructions++;
+ }
+};
+
+int nsTestCom::sDestructions;
+
+NS_IMPL_QUERY_INTERFACE(nsTestCom, nsITestCom)
+
+MozExternalRefCountType nsTestCom::AddRef()
+{
+ nsrefcnt res = ++mRefCnt;
+ NS_LOG_ADDREF(this, mRefCnt, "nsTestCom", sizeof(*this));
+ return res;
+}
+
+MozExternalRefCountType nsTestCom::Release()
+{
+ nsrefcnt res = --mRefCnt;
+ NS_LOG_RELEASE(this, mRefCnt, "nsTestCom");
+ if (res == 0) {
+ delete this;
+ }
+ return res;
+}
+
+class nsTestComFactory final : public nsIFactory {
+ ~nsTestComFactory() { sDestructions++; }
+ NS_DECL_ISUPPORTS
+public:
+ nsTestComFactory() {
+ }
+
+ NS_IMETHOD CreateInstance(nsISupports *aOuter,
+ const nsIID &aIID,
+ void **aResult);
+
+ NS_IMETHOD LockFactory(bool aLock) {
+ return NS_OK;
+ }
+
+ static int sDestructions;
+};
+
+int nsTestComFactory::sDestructions;
+
+NS_IMPL_ISUPPORTS(nsTestComFactory, nsIFactory)
+
+nsresult nsTestComFactory::CreateInstance(nsISupports *aOuter,
+ const nsIID &aIID,
+ void **aResult)
+{
+ if (aOuter != nullptr) {
+ return NS_ERROR_NO_AGGREGATION;
+ }
+
+ nsTestCom *t = new nsTestCom();
+
+ if (t == nullptr) {
+ return NS_ERROR_OUT_OF_MEMORY;
+ }
+
+ NS_ADDREF(t);
+ nsresult res = t->QueryInterface(aIID, aResult);
+ NS_RELEASE(t);
+
+ return res;
+}
+
+TEST(TestCOM, WindowsInterop)
+{
+ nsTestComFactory *inst = new nsTestComFactory();
+
+ // Test we can QI nsIFactory to an IClassFactory.
+ IClassFactory *iFactory = nullptr;
+ nsresult rv = inst->QueryInterface(NS_GET_IID(nsIFactory),
+ (void **) &iFactory);
+ ASSERT_TRUE(NS_SUCCEEDED(rv));
+ ASSERT_TRUE(iFactory);
+
+ // Test we can CreateInstance with an IUnknown.
+ IUnknown *iUnknown = nullptr;
+
+ HRESULT hr = iFactory->LockServer(TRUE);
+ ASSERT_TRUE(SUCCEEDED(hr));
+ hr = iFactory->CreateInstance(nullptr, IID_IUnknown, (void **) &iUnknown);
+ ASSERT_TRUE(SUCCEEDED(hr));
+ ASSERT_TRUE(iUnknown);
+ hr = iFactory->LockServer(FALSE);
+ ASSERT_TRUE(SUCCEEDED(hr));
+
+ // Test we can QI an IUnknown to nsITestCom.
+ nsITestCom *iTestCom = nullptr;
+ GUID testGUID = NS_ITEST_COM_IID;
+ hr = iUnknown->QueryInterface(testGUID,
+ (void **) &iTestCom);
+ ASSERT_TRUE(SUCCEEDED(hr));
+ ASSERT_TRUE(iTestCom);
+
+ // Make sure we can call our test function (and the pointer is valid).
+ rv = iTestCom->Test();
+ ASSERT_TRUE(NS_SUCCEEDED(rv));
+
+ iUnknown->Release();
+ iTestCom->Release();
+ iFactory->Release();
+
+ ASSERT_EQ(nsTestComFactory::sDestructions, 1);
+ ASSERT_EQ(nsTestCom::sDestructions, 1);
+}