[PATCH v2 2/5] windowscodecs/tests: Add some tests for CreateMetadataReader().

[Nikolay Sivov]

From: Nikolay Sivov

Signed-off-by: Nikolay Sivov 
---
 dlls/windowscodecs/tests/metadata.c | 110 +++++++++++++++++++++++++++-
 1 file changed, 109 insertions(+), 1 deletion(-)

diff --git a/dlls/windowscodecs/tests/metadata.c b/dlls/windowscodecs/tests/metadata.c
index 3fe68cbf8cd..ca52211eb78 100644
--- a/dlls/windowscodecs/tests/metadata.c
+++ b/dlls/windowscodecs/tests/metadata.c
@@ -1307,7 +1307,7 @@ static void test_metadata_Exif(void)
     IWICMetadataWriter_Release(writer);
 }

-static void test_create_reader(void)
+static void test_create_reader_from_container(void)
 {
     HRESULT hr;
     IWICComponentFactory *factory;
@@ -1379,6 +1379,113 @@ static void test_create_reader(void)
         IWICMetadataReader_Release(reader);
     }

+    hr = IWICComponentFactory_CreateMetadataReaderFromContainer(factory, &GUID_ContainerFormatWmp,
+            NULL, WICMetadataCreationFailUnknown, stream, &reader);
+    ok(hr == WINCODEC_ERR_COMPONENTNOTFOUND, "Unexpected hr %#lx.\n", hr);
+
+    IStream_Release(stream);
+
+    IWICComponentFactory_Release(factory);
+}
+
+static void test_create_reader(void)
+{
+    IWICComponentFactory *factory;
+    IWICMetadataReader *reader;
+    LARGE_INTEGER pos;
+    IStream *stream;
+    UINT count = 0;
+    GUID format;
+    HRESULT hr;
+
+    hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER,
+            &IID_IWICComponentFactory, (void **)&factory);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    stream = create_stream(metadata_tEXt, sizeof(metadata_tEXt));
+
+    hr = IWICComponentFactory_CreateMetadataReader(factory, NULL, NULL, 0, stream, &reader);
+    todo_wine
+    ok(hr == E_INVALIDARG, "Unexpected hr %#lx.\n", hr);
+
+    memset(&format, 0xcc, sizeof(format));
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &format, NULL, 0, stream, &reader);
+    todo_wine
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+if (SUCCEEDED(hr))
+{
+    hr = IWICMetadataReader_GetMetadataFormat(reader, &format);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(IsEqualGUID(&format, &GUID_MetadataFormatUnknown), "Unexpected format %s.\n", wine_dbgstr_guid(&format));
+    IWICMetadataReader_Release(reader);
+}
+
+    memset(&format, 0xcc, sizeof(format));
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &format, NULL, WICMetadataCreationFailUnknown, stream, &reader);
+    todo_wine
+    ok(hr == WINCODEC_ERR_COMPONENTNOTFOUND, "Unexpected hr %#lx.\n", hr);
+
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &GUID_MetadataFormatChunktEXt,
+            NULL, 0, NULL, &reader);
+    todo_wine
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+if (SUCCEEDED(hr))
+{
+    hr = IWICMetadataReader_GetMetadataFormat(reader, &format);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(IsEqualGUID(&format, &GUID_MetadataFormatChunktEXt), "Unexpected format %s.\n", wine_dbgstr_guid(&format));
+    IWICMetadataReader_Release(reader);
+}
+
+    pos.QuadPart = 0;
+    hr = IStream_Seek(stream, pos, STREAM_SEEK_SET, NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &GUID_MetadataFormatChunktEXt, NULL, 0,
+            stream, NULL);
+    todo_wine
+    ok(hr == E_INVALIDARG, "Unexpected hr %#lx.\n", hr);
+
+    hr = IStream_Seek(stream, pos, STREAM_SEEK_SET, NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &GUID_ContainerFormatPng, NULL, 0, stream, &reader);
+    todo_wine
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+if (SUCCEEDED(hr))
+    IWICMetadataReader_Release(reader);
+
+    hr = IStream_Seek(stream, pos, STREAM_SEEK_SET, NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &GUID_MetadataFormatChunktEXt, NULL, 0, stream, &reader);
+    todo_wine
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+if (SUCCEEDED(hr))
+{
+    check_interface(reader, &IID_IWICMetadataReader, TRUE);
+    check_interface(reader, &IID_IWICMetadataWriter, FALSE);
+    check_interface(reader, &IID_IPersist, TRUE);
+    check_interface(reader, &IID_IPersistStream, TRUE);
+    check_interface(reader, &IID_IWICPersistStream, TRUE);
+    check_interface(reader, &IID_IWICStreamProvider, TRUE);
+
+    hr = IWICMetadataReader_GetCount(reader, &count);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(count == 1, "Unexpected count %u.\n", count);
+
+    hr = IWICMetadataReader_GetMetadataFormat(reader, &format);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(IsEqualGUID(&format, &GUID_MetadataFormatChunktEXt), "Unexpected format %s.\n", wine_dbgstr_guid(&format));
+
+    IWICMetadataReader_Release(reader);
+}
+
+    /* Mismatching metadata format. */
+    hr = IStream_Seek(stream, pos, STREAM_SEEK_SET, NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    hr = IWICComponentFactory_CreateMetadataReader(factory, &GUID_MetadataFormatApp1, NULL, 0, stream, &reader);
+    todo_wine
+    ok(hr == WINCODEC_ERR_BADMETADATAHEADER, "Unexpected hr %#lx.\n", hr);
+
     IStream_Release(stream);

IWICComponentFactory_Release(factory);
@@ -3531,6 +3638,7 @@ START_TEST(metadata)
     test_metadata_tIME();
     test_metadata_IFD();
     test_metadata_Exif();
+    test_create_reader_from_container();
     test_create_reader();
     test_metadata_png();
     test_metadata_gif();