From dc991f7cb6b7f9f7271f4e557cfdd3e59804d1d3 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Thu, 21 Oct 2021 16:27:40 -0700
Subject: Passing associated type arguments to existential parameters + packing
 for `bool`. (#1987)

* Passing associated type arguments to existential parameters + packing for `bool`.

* fix typo

Co-authored-by: Yong He <yhe@nvidia.com>
---
 tests/compute/dynamic-dispatch-18.slang            | 53 ++++++++++++++++++++++
 .../compute/dynamic-dispatch-18.slang.expected.txt |  2 +
 2 files changed, 55 insertions(+)
 create mode 100644 tests/compute/dynamic-dispatch-18.slang
 create mode 100644 tests/compute/dynamic-dispatch-18.slang.expected.txt

(limited to 'tests')

diff --git a/tests/compute/dynamic-dispatch-18.slang b/tests/compute/dynamic-dispatch-18.slang
new file mode 100644
index 000000000..23cdabbbd
--- /dev/null
+++ b/tests/compute/dynamic-dispatch-18.slang
@@ -0,0 +1,53 @@
+// Test using generic interface methods with dynamic dispatch.
+
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -profile sm_6_0 -use-dxil -output-using-type
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx11 -profile sm_5_0 -output-using-type
+//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute  -output-using-type
+
+[anyValueSize(12)]
+interface IReturnsZero
+{
+    float get();
+}
+
+[anyValueSize(16)]
+interface IInterface
+{
+    associatedtype Getter : IReturnsZero;
+    Getter createGetter();
+}
+
+struct Impl : IInterface
+{
+    int data;
+    struct Getter : IReturnsZero
+    {
+        bool data;
+        float get() { if (data) return 0.0; else return 1.0;}
+    }
+    Getter createGetter() { Getter g; g.data = true; return g; }
+};
+
+
+float test(IReturnsZero r)
+{
+    return r.get();
+}
+
+//TEST_INPUT:ubuffer(data=[0], stride=4):out,name=gOutputBuffer
+RWStructuredBuffer<float> gOutputBuffer;
+
+//TEST_INPUT: set gObj = new StructuredBuffer<IInterface>[new Impl{1}];
+RWStructuredBuffer<IInterface> gObj;
+
+//TEST_INPUT: type_conformance Impl:IInterface = 3
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+    float result = 0.0;
+    let i = createDynamicObject<IInterface, int>(3, 0);
+    IReturnsZero iobj = i.createGetter();
+    result = test(iobj);
+    gOutputBuffer[0] = result;
+}
diff --git a/tests/compute/dynamic-dispatch-18.slang.expected.txt b/tests/compute/dynamic-dispatch-18.slang.expected.txt
new file mode 100644
index 000000000..4b1f4c0d9
--- /dev/null
+++ b/tests/compute/dynamic-dispatch-18.slang.expected.txt
@@ -0,0 +1,2 @@
+type: float
+0.000000
-- 
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