Rémi Bernon : mmdevapi/tests: Check that GetMixFormat returns an IEEE_FLOAT format.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 32ee835d3cb3374fa3f9e0bde430d6580153d7a7
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=32ee835d3cb3374fa3f9e0bde...

Author: Rémi Bernon 
Date:   Mon Dec 20 17:16:36 2021 +0100

mmdevapi/tests: Check that GetMixFormat returns an IEEE_FLOAT format.

And that a corresponding PCM format is supported.

Signed-off-by: Rémi Bernon 
Signed-off-by: Andrew Eikum 
Signed-off-by: Alexandre Julliard

---

dlls/mmdevapi/tests/render.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/dlls/mmdevapi/tests/render.c b/dlls/mmdevapi/tests/render.c
index 495c1c6f496..6b77edc569e 100644
--- a/dlls/mmdevapi/tests/render.c
+++ b/dlls/mmdevapi/tests/render.c
@@ -232,6 +232,14 @@ static void test_audioclient(void)
                   IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)?"PCM":
                   (IsEqualGUID(&pwfxe->SubFormat,
                                &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)?"FLOAT":"Other"));
+            ok(IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT),
+               "got format %s\n", debugstr_guid(&pwfxe->SubFormat));
+
+            pwfxe->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
+            hr = IAudioClient_IsFormatSupported(ac, AUDCLNT_SHAREMODE_SHARED, pwfx, &pwfx2);
+            ok(hr == S_OK, "Valid IsFormatSupported(Shared) call returns %08x\n", hr);
+            ok(pwfx2 == NULL, "pwfx2 is non-null\n");
+            CoTaskMemFree(pwfx2);
         }

hr = IAudioClient_IsFormatSupported(ac, AUDCLNT_SHAREMODE_SHARED, pwfx, &pwfx2);