diff options
Diffstat (limited to 'widget/windows/tests/gtest/TestWinDND.cpp')
| -rw-r--r-- | widget/windows/tests/gtest/TestWinDND.cpp | 728 |
1 files changed, 728 insertions, 0 deletions
diff --git a/widget/windows/tests/gtest/TestWinDND.cpp b/widget/windows/tests/gtest/TestWinDND.cpp new file mode 100644 index 0000000000..fb7849fd79 --- /dev/null +++ b/widget/windows/tests/gtest/TestWinDND.cpp @@ -0,0 +1,728 @@ +/* -*- Mode: C++; tab-width: 2; 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 <ole2.h> +#include <shlobj.h> + +#include "nsArray.h" +#include "nsArrayUtils.h" +#include "nsComponentManagerUtils.h" +#include "nsDirectoryServiceDefs.h" +#include "nsDirectoryServiceUtils.h" +#include "nsIFile.h" +#include "nsNetUtil.h" +#include "nsISupportsPrimitives.h" +#include "nsITransferable.h" + +#include "nsClipboard.h" +#include "nsDataObjCollection.h" + +#include "gtest/gtest.h" + +// shims for conversion from cppunittest to gtest +template <size_t N> +void fail(const char (&msg)[N]) { + ADD_FAILURE() << "TEST-UNEXPECTED-FAIL | " << msg; +} +template <size_t N> +void passed(const char (&msg)[N]) { + GTEST_SUCCEED() << "TEST-PASS | " << msg; +} + +nsIFile* xferFile; + +nsresult CheckValidHDROP(STGMEDIUM* pSTG) { + if (pSTG->tymed != TYMED_HGLOBAL) { + fail("Received data is not in an HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + HGLOBAL hGlobal = pSTG->hGlobal; + DROPFILES* pDropFiles; + pDropFiles = (DROPFILES*)GlobalLock(hGlobal); + if (!pDropFiles) { + fail("There is no data at the given HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + if (pDropFiles->pFiles != sizeof(DROPFILES)) { + fail("DROPFILES struct has wrong size"); + } + + if (!pDropFiles->fWide) { + fail("Received data is not Unicode"); + return NS_ERROR_UNEXPECTED; + } + nsString s; + unsigned long offset = 0; + while (true) { + s = (char16_t*)((char*)pDropFiles + pDropFiles->pFiles + offset); + if (s.IsEmpty()) break; + nsresult rv; + nsCOMPtr<nsIFile> localFile( + do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv)); + rv = localFile->InitWithPath(s); + if (NS_FAILED(rv)) { + fail("File could not be opened"); + return NS_ERROR_UNEXPECTED; + } + offset += sizeof(char16_t) * (s.Length() + 1); + } + return NS_OK; +} + +nsresult CheckValidTEXT(STGMEDIUM* pSTG) { + if (pSTG->tymed != TYMED_HGLOBAL) { + fail("Received data is not in an HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + HGLOBAL hGlobal = pSTG->hGlobal; + char* pText; + pText = (char*)GlobalLock(hGlobal); + if (!pText) { + fail("There is no data at the given HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + nsCString string; + string = pText; + + if (!string.EqualsLiteral("Mozilla can drag and drop")) { + fail("Text passed through drop object wrong"); + return NS_ERROR_UNEXPECTED; + } + return NS_OK; +} + +nsresult CheckValidTEXTTwo(STGMEDIUM* pSTG) { + if (pSTG->tymed != TYMED_HGLOBAL) { + fail("Received data is not in an HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + HGLOBAL hGlobal = pSTG->hGlobal; + char* pText; + pText = (char*)GlobalLock(hGlobal); + if (!pText) { + fail("There is no data at the given HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + nsCString string; + string = pText; + + if (!string.EqualsLiteral("Mozilla can drag and drop twice over")) { + fail("Text passed through drop object wrong"); + return NS_ERROR_UNEXPECTED; + } + return NS_OK; +} + +nsresult CheckValidUNICODE(STGMEDIUM* pSTG) { + if (pSTG->tymed != TYMED_HGLOBAL) { + fail("Received data is not in an HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + HGLOBAL hGlobal = pSTG->hGlobal; + char16_t* pText; + pText = (char16_t*)GlobalLock(hGlobal); + if (!pText) { + fail("There is no data at the given HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + nsString string; + string = pText; + + if (!string.EqualsLiteral("Mozilla can drag and drop")) { + fail("Text passed through drop object wrong"); + return NS_ERROR_UNEXPECTED; + } + return NS_OK; +} + +nsresult CheckValidUNICODETwo(STGMEDIUM* pSTG) { + if (pSTG->tymed != TYMED_HGLOBAL) { + fail("Received data is not in an HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + HGLOBAL hGlobal = pSTG->hGlobal; + char16_t* pText; + pText = (char16_t*)GlobalLock(hGlobal); + if (!pText) { + fail("There is no data at the given HGLOBAL"); + return NS_ERROR_UNEXPECTED; + } + + nsString string; + string = pText; + + if (!string.EqualsLiteral("Mozilla can drag and drop twice over")) { + fail("Text passed through drop object wrong"); + return NS_ERROR_UNEXPECTED; + } + return NS_OK; +} + +nsresult GetTransferableFile(nsCOMPtr<nsITransferable>& pTransferable) { + nsresult rv; + + nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferFile); + + pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1"); + pTransferable->Init(nullptr); + rv = pTransferable->SetTransferData("application/x-moz-file", genericWrapper); + return rv; +} + +nsresult GetTransferableText(nsCOMPtr<nsITransferable>& pTransferable) { + nsresult rv; + constexpr auto mozString = u"Mozilla can drag and drop"_ns; + nsCOMPtr<nsISupportsString> xferString = + do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID); + rv = xferString->SetData(mozString); + NS_ENSURE_SUCCESS(rv, rv); + + nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferString); + + pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1"); + pTransferable->Init(nullptr); + rv = pTransferable->SetTransferData("text/plain", genericWrapper); + return rv; +} + +nsresult GetTransferableTextTwo(nsCOMPtr<nsITransferable>& pTransferable) { + nsresult rv; + constexpr auto mozString = u" twice over"_ns; + nsCOMPtr<nsISupportsString> xferString = + do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID); + rv = xferString->SetData(mozString); + NS_ENSURE_SUCCESS(rv, rv); + + nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferString); + + pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1"); + pTransferable->Init(nullptr); + rv = pTransferable->SetTransferData("text/plain", genericWrapper); + return rv; +} + +nsresult GetTransferableURI(nsCOMPtr<nsITransferable>& pTransferable) { + nsresult rv; + + nsCOMPtr<nsIURI> xferURI; + + rv = NS_NewURI(getter_AddRefs(xferURI), "http://www.mozilla.org"); + NS_ENSURE_SUCCESS(rv, rv); + + nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferURI); + + pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1"); + pTransferable->Init(nullptr); + rv = pTransferable->SetTransferData("text/x-moz-url", genericWrapper); + return rv; +} + +nsresult MakeDataObject(nsIArray* transferableArray, + RefPtr<IDataObject>& itemToDrag) { + nsresult rv; + uint32_t itemCount = 0; + + nsCOMPtr<nsIURI> uri; + rv = NS_NewURI(getter_AddRefs(uri), "http://www.mozilla.org"); + NS_ENSURE_SUCCESS(rv, rv); + + rv = transferableArray->GetLength(&itemCount); + NS_ENSURE_SUCCESS(rv, rv); + + // Copied more or less exactly from nsDragService::InvokeDragSession + // This is what lets us play fake Drag Service for the test + if (itemCount > 1) { + nsDataObjCollection* dataObjCollection = new nsDataObjCollection(); + if (!dataObjCollection) return NS_ERROR_OUT_OF_MEMORY; + itemToDrag = dataObjCollection; + for (uint32_t i = 0; i < itemCount; ++i) { + nsCOMPtr<nsITransferable> trans = do_QueryElementAt(transferableArray, i); + if (trans) { + RefPtr<IDataObject> dataObj; + rv = nsClipboard::CreateNativeDataObject(trans, getter_AddRefs(dataObj), + uri); + NS_ENSURE_SUCCESS(rv, rv); + // Add the flavors to the collection object too + rv = nsClipboard::SetupNativeDataObject(trans, dataObjCollection); + NS_ENSURE_SUCCESS(rv, rv); + + dataObjCollection->AddDataObject(dataObj); + } + } + } // if dragging multiple items + else { + nsCOMPtr<nsITransferable> trans = do_QueryElementAt(transferableArray, 0); + if (trans) { + rv = nsClipboard::CreateNativeDataObject(trans, + getter_AddRefs(itemToDrag), uri); + NS_ENSURE_SUCCESS(rv, rv); + } + } // else dragging a single object + return rv; +} + +nsresult Do_CheckOneFile() { + nsresult rv; + nsCOMPtr<nsITransferable> transferable; + nsCOMPtr<nsIMutableArray> transferableArray = nsArray::Create(); + nsCOMPtr<nsISupports> genericWrapper; + RefPtr<IDataObject> dataObj; + + rv = GetTransferableFile(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = MakeDataObject(transferableArray, dataObj); + if (NS_FAILED(rv)) { + fail("Could not create data object"); + return rv; + } + + FORMATETC fe; + SET_FORMATETC(fe, CF_HDROP, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("File data object does not support the file data type!"); + return NS_ERROR_UNEXPECTED; + } + + STGMEDIUM* stg; + stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM)); + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("File data object did not provide data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidHDROP(stg); + if (NS_FAILED(rv)) { + fail("HDROP was invalid"); + return rv; + } + + ReleaseStgMedium(stg); + + return NS_OK; +} + +nsresult Do_CheckTwoFiles() { + nsresult rv; + nsCOMPtr<nsITransferable> transferable; + nsCOMPtr<nsIMutableArray> transferableArray = nsArray::Create(); + nsCOMPtr<nsISupports> genericWrapper; + RefPtr<IDataObject> dataObj; + + rv = GetTransferableFile(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = GetTransferableFile(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = MakeDataObject(transferableArray, dataObj); + if (NS_FAILED(rv)) { + fail("Could not create data object"); + return rv; + } + + FORMATETC fe; + SET_FORMATETC(fe, CF_HDROP, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("File data object does not support the file data type!"); + return NS_ERROR_UNEXPECTED; + } + + STGMEDIUM* stg; + stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM)); + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("File data object did not provide data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidHDROP(stg); + if (NS_FAILED(rv)) { + fail("HDROP was invalid"); + return rv; + } + + ReleaseStgMedium(stg); + + return NS_OK; +} + +nsresult Do_CheckOneString() { + nsresult rv; + nsCOMPtr<nsITransferable> transferable; + nsCOMPtr<nsIMutableArray> transferableArray = nsArray::Create(); + nsCOMPtr<nsISupports> genericWrapper; + RefPtr<IDataObject> dataObj; + + rv = GetTransferableText(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = MakeDataObject(transferableArray, dataObj); + if (NS_FAILED(rv)) { + fail("Could not create data object"); + return rv; + } + + FORMATETC fe; + SET_FORMATETC(fe, CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("String data object does not support the ASCII text data type!"); + return NS_ERROR_UNEXPECTED; + } + + STGMEDIUM* stg; + stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM)); + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("String data object did not provide ASCII data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidTEXT(stg); + if (NS_FAILED(rv)) { + fail("TEXT was invalid"); + return rv; + } + + ReleaseStgMedium(stg); + + SET_FORMATETC(fe, CF_UNICODETEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("String data object does not support the wide text data type!"); + return NS_ERROR_UNEXPECTED; + } + + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("String data object did not provide wide data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidUNICODE(stg); + if (NS_FAILED(rv)) { + fail("UNICODE was invalid"); + return rv; + } + + return NS_OK; +} + +nsresult Do_CheckTwoStrings() { + nsresult rv; + nsCOMPtr<nsITransferable> transferable; + nsCOMPtr<nsIMutableArray> transferableArray = nsArray::Create(); + nsCOMPtr<nsISupports> genericWrapper; + RefPtr<IDataObject> dataObj; + + rv = GetTransferableText(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = GetTransferableTextTwo(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + rv = MakeDataObject(transferableArray, dataObj); + if (NS_FAILED(rv)) { + fail("Could not create data object"); + return rv; + } + + FORMATETC fe; + SET_FORMATETC(fe, CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("String data object does not support the ASCII text data type!"); + return NS_ERROR_UNEXPECTED; + } + + STGMEDIUM* stg; + stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM)); + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("String data object did not provide ASCII data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidTEXTTwo(stg); + if (NS_FAILED(rv)) { + fail("TEXT was invalid"); + return rv; + } + + ReleaseStgMedium(stg); + + SET_FORMATETC(fe, CF_UNICODETEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("String data object does not support the wide text data type!"); + return NS_ERROR_UNEXPECTED; + } + + if (dataObj->GetData(&fe, stg) != S_OK) { + fail("String data object did not provide wide data on request"); + return NS_ERROR_UNEXPECTED; + } + + rv = CheckValidUNICODETwo(stg); + if (NS_FAILED(rv)) { + fail("UNICODE was invalid"); + return rv; + } + + return NS_OK; +} + +nsresult Do_CheckSetArbitraryData(bool aMultiple) { + nsresult rv; + nsCOMPtr<nsITransferable> transferable; + nsCOMPtr<nsIMutableArray> transferableArray = nsArray::Create(); + nsCOMPtr<nsISupports> genericWrapper; + RefPtr<IDataObject> dataObj; + + rv = GetTransferableText(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + + if (aMultiple) { + rv = GetTransferableText(transferable); + if (NS_FAILED(rv)) { + fail("Could not create the proper nsITransferable!"); + return rv; + } + genericWrapper = do_QueryInterface(transferable); + rv = transferableArray->AppendElement(genericWrapper); + if (NS_FAILED(rv)) { + fail("Could not append element to transferable array"); + return rv; + } + } + + rv = MakeDataObject(transferableArray, dataObj); + if (NS_FAILED(rv)) { + fail("Could not create data object"); + return rv; + } + + static CLIPFORMAT mozArbitraryFormat = + ::RegisterClipboardFormatW(L"MozillaTestFormat"); + FORMATETC fe; + STGMEDIUM stg; + SET_FORMATETC(fe, mozArbitraryFormat, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL); + + HGLOBAL hg = GlobalAlloc(GPTR, 1024); + stg.tymed = TYMED_HGLOBAL; + stg.hGlobal = hg; + stg.pUnkForRelease = nullptr; + + if (dataObj->SetData(&fe, &stg, true) != S_OK) { + if (aMultiple) { + fail("Unable to set arbitrary data type on data object collection!"); + } else { + fail("Unable to set arbitrary data type on data object!"); + } + return NS_ERROR_UNEXPECTED; + } + + if (dataObj->QueryGetData(&fe) != S_OK) { + fail("Arbitrary data set on data object is not advertised!"); + return NS_ERROR_UNEXPECTED; + } + + STGMEDIUM* stg2; + stg2 = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM)); + if (dataObj->GetData(&fe, stg2) != S_OK) { + fail("Data object did not provide arbitrary data upon request!"); + return NS_ERROR_UNEXPECTED; + } + + if (stg2->hGlobal != hg) { + fail("Arbitrary data was not returned properly!"); + return rv; + } + ReleaseStgMedium(stg2); + + return NS_OK; +} + +// This function performs basic drop tests, testing a data object consisting +// of one transferable +nsresult Do_Test1() { + nsresult rv = NS_OK; + nsresult workingrv; + + workingrv = Do_CheckOneFile(); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on a single file"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully created a working file drag object!"); + } + + workingrv = Do_CheckOneString(); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on a single string"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully created a working string drag object!"); + } + + workingrv = Do_CheckSetArbitraryData(false); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on setting arbitrary data"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully set arbitrary data on a drag object"); + } + + return rv; +} + +// This function performs basic drop tests, testing a data object consisting of +// two transferables. +nsresult Do_Test2() { + nsresult rv = NS_OK; + nsresult workingrv; + + workingrv = Do_CheckTwoFiles(); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on multiple files"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully created a working multiple file drag object!"); + } + + workingrv = Do_CheckTwoStrings(); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on multiple strings"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully created a working multiple string drag object!"); + } + + workingrv = Do_CheckSetArbitraryData(true); + if (NS_FAILED(workingrv)) { + fail("Drag object tests failed on setting arbitrary data"); + rv = NS_ERROR_UNEXPECTED; + } else { + passed("Successfully set arbitrary data on a drag object"); + } + + return rv; +} + +// This function performs advanced drag and drop tests, testing a data object +// consisting of multiple transferables that have different data types +nsresult Do_Test3() { + nsresult rv = NS_OK; + // nsresult workingrv; + + // XXX TODO Write more advanced tests in Bug 535860 + return rv; +} + +nsCOMPtr<nsIFile> GetTemporaryDirectory() { + nsCOMPtr<nsIFile> tmpdir; + +#define ENSURE(expr) NS_ENSURE_SUCCESS(expr, nullptr); + + ENSURE(NS_GetSpecialDirectory(NS_OS_TEMP_DIR, getter_AddRefs(tmpdir))); + MOZ_ASSERT(tmpdir); + + ENSURE(tmpdir->AppendNative("TestWinDND"_ns)); + ENSURE(tmpdir->CreateUnique(nsIFile::DIRECTORY_TYPE, 0777)); + +#undef ENSURE + + return tmpdir; +} + +TEST(TestWinDND, All) +{ + nsCOMPtr<nsIFile> file = GetTemporaryDirectory(); + if (!file) { + fail("could not create temporary directory!"); + return; + } + xferFile = file; + + if (NS_SUCCEEDED(Do_Test1())) { + passed( + "Basic Drag and Drop data type tests (single transferable) succeeded!"); + } + + if (NS_SUCCEEDED(Do_Test2())) { + passed( + "Basic Drag and Drop data type tests (multiple transferables) " + "succeeded!"); + } + + // if (NS_SUCCEEDED(Do_Test3())) + // passed("Advanced Drag and Drop data type tests succeeded!"); +} |