[PATCH 4/4] ddraw/tests: Add some tests for light state and stateblock interaction.

[Zebediah Figura]

Signed-off-by: Zebediah Figura 
---
 dlls/ddraw/tests/ddraw7.c | 279 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 279 insertions(+)

diff --git a/dlls/ddraw/tests/ddraw7.c b/dlls/ddraw/tests/ddraw7.c
index 3dca4dc2da..3867b6992b 100644
--- a/dlls/ddraw/tests/ddraw7.c
+++ b/dlls/ddraw/tests/ddraw7.c
@@ -16555,6 +16555,284 @@ static void test_material_state(void)
     DestroyWindow(window);
 }

+#define check_light(a, b, c, d) check_light_(__LINE__, a, b, c, d)
+static void check_light_(int line, IDirect3DDevice7 *device, DWORD index,
+        const D3DLIGHT7 *expected_params, BOOL expected_enabled)
+{
+    D3DLIGHT7 params;
+    BOOL enabled;
+    HRESULT hr;
+
+    hr = IDirect3DDevice7_GetLight(device, index, &params);
+    if (expected_params)
+    {
+        ok_(__FILE__, line)(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+        todo_wine_if(memcmp(&params, expected_params, sizeof(params)))
+            ok_(__FILE__, line)(!memcmp(&params, expected_params, sizeof(params)), "Light didn't match.\n");
+    }
+    else
+    {
+        ok_(__FILE__, line)(hr == DDERR_INVALIDPARAMS, "Got unexpected hr %#x.\n", hr);
+    }
+
+    hr = IDirect3DDevice7_GetLightEnable(device, index, &enabled);
+    if (expected_params)
+    {
+        ok_(__FILE__, line)(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+        todo_wine_if(enabled != expected_enabled)
+            ok_(__FILE__, line)(enabled == expected_enabled, "Got enabled %u, expected %u.\n", enabled, expected_enabled);
+    }
+    else
+    {
+        ok_(__FILE__, line)(hr == DDERR_INVALIDPARAMS, "Got unexpected hr %#x.\n", hr);
+    }
+}
+
+static void test_light_state(void)
+{
+    D3DLIGHT7 light1, light2, default_light = {}, empty_light = {};
+    IDirect3DDevice7 *device;
+    DWORD stateblock;
+    ULONG refcount;
+    HWND window;
+    HRESULT hr;
+
+    window = create_window();
+    if (!(device = create_device(window, DDSCL_NORMAL)))
+    {
+        skip("Failed to create 3D device.\n");
+        DestroyWindow(window);
+        return;
+    }
+
+    default_light.dltType = D3DLIGHT_DIRECTIONAL;
+    U1(default_light.dcvDiffuse).r = 1.0f;
+    U2(default_light.dcvDiffuse).g = 1.0f;
+    U3(default_light.dcvDiffuse).b = 1.0f;
+    default_light.dvDirection.z = 1.0f;
+    light1 = light2 = default_light;
+    light1.dltType = D3DLIGHT_POINT;
+    light2.dltType = D3DLIGHT_SPOT;
+
+    check_light(device, 0, NULL, 0);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 0, &light1, 0);
+
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 0, &light1, 128);
+
+    hr = IDirect3DDevice7_LightEnable(device, 1, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 1, &default_light, 128);
+
+    hr = IDirect3DDevice7_LightEnable(device, 2, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 2, &default_light, 0);
+
+    hr = IDirect3DDevice7_SetLight(device, 1, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 1, &light1, 128);
+
+    hr = IDirect3DDevice7_SetLight(device, 4, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 4, &light1, 0);
+
+    hr = IDirect3DDevice7_BeginStateBlock(device);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 3, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 4, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 5, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_EndStateBlock(device, &stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light1, 128);
+    check_light(device, 1, &light1, 128);
+    check_light(device, 2, &default_light, 0);
+    check_light(device, 3, NULL, 0);
+    check_light(device, 4, &light1, 0);
+    check_light(device, 5, NULL, 0);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 0, &light2, 128);
+    check_light(device, 3, &light2, 0);
+    check_light(device, 4, &light1, 128);
+    check_light(device, 5, &default_light, 128);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 3, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 3, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 4, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 4, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 5, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 5, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_CaptureStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 3, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 3, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 4, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 4, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 5, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 5, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    check_light(device, 0, &light1, 0);
+    check_light(device, 3, &light1, 0);
+    check_light(device, 4, &light1, 0);
+    check_light(device, 5, &light1, 0);
+
+    /* Test trying to capture an unset light. */
+
+    hr = IDirect3DDevice7_BeginStateBlock(device);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 6, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 7, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_EndStateBlock(device, &stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 6, NULL, 0);
+    check_light(device, 7, NULL, 0);
+
+    hr = IDirect3DDevice7_CaptureStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 6, &empty_light, 0);
+    check_light(device, 7, &default_light, 0);
+
+    hr = IDirect3DDevice7_CreateStateBlock(device, D3DSBT_VERTEXSTATE, &stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 8, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 8, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light2, 0);
+    check_light(device, 8, &light2, 128);
+
+    hr = IDirect3DDevice7_CaptureStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 8, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 8, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light1, 0);
+    check_light(device, 8, &light1, 0);
+
+    hr = IDirect3DDevice7_CreateStateBlock(device, D3DSBT_PIXELSTATE, &stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light2, 128);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_CreateStateBlock(device, D3DSBT_ALL, &stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 9, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 9, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light1, 0);
+    check_light(device, 9, &light2, 128);
+
+    hr = IDirect3DDevice7_CaptureStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_SetLight(device, 0, &light2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 0, TRUE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_SetLight(device, 9, &light1);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirect3DDevice7_LightEnable(device, 9, FALSE);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = IDirect3DDevice7_ApplyStateBlock(device, stateblock);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    check_light(device, 0, &light1, 0);
+    check_light(device, 9, &light1, 0);
+
+    refcount = IDirect3DDevice7_Release(device);
+    ok(!refcount, "Device has %u references left.\n", refcount);
+    DestroyWindow(window);
+}
+
 START_TEST(ddraw7)
 {
     DDDEVICEIDENTIFIER2 identifier;
@@ -16703,4 +16981,5 @@ START_TEST(ddraw7)
     test_transform_state();
     test_viewport_state();
     test_material_state();
+    test_light_state();
 }