[PATCH v5 2/2] cryptowinrt/tests: Add some ICryptographicBufferStatics::EncodeToBase64String() tests.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf

---
 dlls/cryptowinrt/tests/crypto.c | 34 ++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/dlls/cryptowinrt/tests/crypto.c b/dlls/cryptowinrt/tests/crypto.c
index 260287dbd23..926901d3f07 100644
--- a/dlls/cryptowinrt/tests/crypto.c
+++ b/dlls/cryptowinrt/tests/crypto.c
@@ -208,9 +208,14 @@ static struct bool_async_handler default_bool_async_handler = {{&bool_async_hand
 static void test_CryptobufferStatics(void)
 {
     static const WCHAR *cryptobuffer_statics_name = L"Windows.Security.Cryptography.CryptographicBuffer";
+    static const WCHAR *buffer_name = L"Windows.Storage.Streams.Buffer";
     ICryptographicBufferStatics *cryptobuffer_statics;
-    IActivationFactory *factory;
+    IActivationFactory *factory, *factory2;
+    IBufferFactory *buffer_factory;
+    const WCHAR *base64_str;
+    IBuffer *buffer;
     HSTRING str;
+    UINT32 len;
     HRESULT hr;
     LONG ref;

@@ -233,6 +238,33 @@ static void test_CryptobufferStatics(void)
     hr = IActivationFactory_QueryInterface( factory, &IID_ICryptographicBufferStatics, (void **)&cryptobuffer_statics );
     ok( hr == S_OK, "got hr %#lx.\n", hr );

+    hr = ICryptographicBufferStatics_EncodeToBase64String( cryptobuffer_statics, NULL, &str );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+    base64_str = WindowsGetStringRawBuffer( str, &len );
+    ok( !wcscmp( L"", base64_str ) && !len, "got str %s, len %d.\n", wine_dbgstr_w( base64_str ), len );
+    WindowsDeleteString( str );
+
+    hr = WindowsCreateString( buffer_name, wcslen( buffer_name ), &str );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+    hr = RoGetActivationFactory( str, &IID_IActivationFactory, (void **)&factory2 );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+    hr = IActivationFactory_QueryInterface( factory2, &IID_IBufferFactory, (void **)&buffer_factory );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+    WindowsDeleteString( str );
+
+    hr = IBufferFactory_Create( buffer_factory, 0, &buffer );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+
+    hr = ICryptographicBufferStatics_EncodeToBase64String( cryptobuffer_statics, buffer, &str );
+    ok( hr == S_OK, "got hr %#lx.\n", hr );
+    base64_str = WindowsGetStringRawBuffer( str, &len );
+    ok( !wcscmp( L"", base64_str ) && !len, "got str %s, len %d.\n", wine_dbgstr_w( base64_str ), len );
+    WindowsDeleteString( str );
+
+    IBuffer_Release( buffer );
+    IBufferFactory_Release( buffer_factory );
+    IActivationFactory_Release( factory2 );
+
     ref = ICryptographicBufferStatics_Release( cryptobuffer_statics );
     ok( ref == 2, "got ref %ld.\n", ref );
     ref = IActivationFactory_Release( factory );