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-rw-r--r--tests/language-feature/generics/partial-generic-argument-inference.slang49
-rw-r--r--tests/language-feature/generics/partial-generic-argument-inference.slang.expected.txt5
2 files changed, 54 insertions, 0 deletions
diff --git a/tests/language-feature/generics/partial-generic-argument-inference.slang b/tests/language-feature/generics/partial-generic-argument-inference.slang
new file mode 100644
index 000000000..4ee50b88d
--- /dev/null
+++ b/tests/language-feature/generics/partial-generic-argument-inference.slang
@@ -0,0 +1,49 @@
+//TEST(compute):COMPARE_COMPUTE: -shaderobj -output-using-type
+//TEST(compute):COMPARE_COMPUTE: -vk -shaderobj -output-using-type
+
+// This test confirms that we can provide a subset of the required generic
+// arguments to a generic function, and have the rest be inferred from the
+// types of the value arguments.
+
+interface IConvertible
+{
+ __init( int value );
+
+ property value : int { get; }
+}
+
+ToType convert< ToType : IConvertible, FromType : IConvertible >( FromType fromVal )
+{
+ return ToType( fromVal.value*0x10 );
+}
+
+struct A : IConvertible
+{
+ int value;
+ __init(int v) { this.value = v; }
+}
+
+struct B : IConvertible
+{
+ int value;
+ __init(int v) { this.value = v; }
+}
+
+
+int test( int value )
+{
+ A a = A(value);
+ B b = convert<B>(a);
+
+ return a.value + b.value;
+}
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<int> outputBuffer;
+
+[numthreads(4, 1, 1)]
+void computeMain(int3 dispatchThreadID : SV_DispatchThreadID)
+{
+ int tid = dispatchThreadID.x;
+ outputBuffer[tid] = test(tid);
+}
diff --git a/tests/language-feature/generics/partial-generic-argument-inference.slang.expected.txt b/tests/language-feature/generics/partial-generic-argument-inference.slang.expected.txt
new file mode 100644
index 000000000..d7be6af66
--- /dev/null
+++ b/tests/language-feature/generics/partial-generic-argument-inference.slang.expected.txt
@@ -0,0 +1,5 @@
+type: int32_t
+0
+17
+34
+51