msado15: Implement _Stream_SetEOS.

dlls/msado15/stream.c

@@ -370,8 +370,11 @@ static HRESULT WINAPI stream_Write( _Stream *iface, VARIANT buf )
 
 static HRESULT WINAPI stream_SetEOS( _Stream *iface )
 {
-    FIXME( "%p\n", iface );
-    return E_NOTIMPL;
+    struct stream *stream = impl_from_Stream( iface );
+
+    TRACE( "%p\n", stream );
+
+    return resize_buffer( stream, stream->pos );
 }
 
 static HRESULT WINAPI stream_CopyTo( _Stream *iface, _Stream *dst, LONG size )

dlls/msado15/tests/msado15.c

@@ -210,6 +210,19 @@ static void test_Stream(void)
     hr = _Stream_put_Position( stream, 2 );
     ok( hr == S_OK, "got %08x\n", hr );
 
+    hr = _Stream_SetEOS( stream );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    pos = -1;
+    hr = _Stream_get_Position( stream, &pos );
+    ok( hr == S_OK, "got %08x\n", hr );
+    ok( pos == 2, "got %d\n", pos );
+
+    size = -1;
+    hr = _Stream_get_Size( stream, &size );
+    ok( hr == S_OK, "got %08x\n", hr );
+    ok( size == 2, "got %d\n", size );
+
     hr = _Stream_Close( stream );
     ok( hr == S_OK, "got %08x\n", hr );