From 447b7e0e2be031409b1421b49c81f020353bf7c5 Mon Sep 17 00:00:00 2001
From: jsmall-nvidia <jsmall@nvidia.com>
Date: Tue, 21 Dec 2021 16:35:34 -0500
Subject: Language experiments (#2068)

* #include an absolute path didn't work - because paths were taken to always be relative.

* Moved to experiments.
Added some more tests.

* More tests around associated types.

* Return interface tests.

* More tests.
---
 tests/experiments/generic/tuple.slang | 55 +++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 tests/experiments/generic/tuple.slang

(limited to 'tests/experiments/generic/tuple.slang')

diff --git a/tests/experiments/generic/tuple.slang b/tests/experiments/generic/tuple.slang
new file mode 100644
index 000000000..e5362ed6e
--- /dev/null
+++ b/tests/experiments/generic/tuple.slang
@@ -0,0 +1,55 @@
+//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
+
+/* Tuple experiment.
+
+Works.
+ */
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
+RWStructuredBuffer<int> outputBuffer;
+
+struct Tuple2<T0, T1>
+{
+    T0 _0;
+    T1 _1;
+};
+
+struct Tuple3<T0, T1, T2>
+{
+    T0 _0;
+    T1 _1;
+    T2 _2;
+};
+
+Tuple2<T0, T1> makeTuple<T0, T1>(T0 t0, T1 t1)
+{
+    Tuple2<T0, T1> t;
+    t._0 = t0;
+    t._1 = t1;
+    return t;
+}
+
+Tuple3<T0, T1, T2> makeTuple<T0, T1, T2>(T0 t0, T1 t1, T2 t2)
+{
+    Tuple3<T0, T1, T2> t;
+    t._0 = t0;
+    t._1 = t1;
+    t._2 = t2;
+    return t;
+}
+
+int doThing(Tuple2<float, int> v)
+{
+    return v._0 + v._1;
+}
+
+[numthreads(4, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{    
+    int index = dispatchThreadID.x;
+
+    let t  = makeTuple(index + 1.0f, index - 1);
+    
+	outputBuffer[index] = doThing(t);
+}
+
-- 
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