From 0629b22bf09ae6b3c3689c5f98492df7577bf0d2 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Fri, 8 Mar 2024 18:08:24 -0800
Subject: Enhance link-time type test. (#3724)

* Enhance link-time type test.

* Fix.

* Fix.
---
 tools/gfx-unit-test/link-time-type.cpp | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'tools')

diff --git a/tools/gfx-unit-test/link-time-type.cpp b/tools/gfx-unit-test/link-time-type.cpp
index a522b6903..32a6b6775 100644
--- a/tools/gfx-unit-test/link-time-type.cpp
+++ b/tools/gfx-unit-test/link-time-type.cpp
@@ -16,7 +16,12 @@ namespace gfx_test
         slang::ProgramLayout*& slangReflection)
     {
         const char* moduleInterfaceSrc = R"(
-            interface IFoo
+            interface IBase : IDifferentiable
+            {
+                [Differentiable]
+                float getBaseValue();
+            }
+            interface IFoo : IBase
             {
                 static const int offset;
                 [mutating] void setValue(float v);
@@ -29,6 +34,8 @@ namespace gfx_test
                 static const int offset = -1;
                 [mutating] void setValue(float v) { val = v; }
                 float getValue() { return val + 1.0; }
+                [Differentiable]
+                float getBaseValue() { return val; }
                 property float val2 {
                     get { return val + 2.0; }
                     set { val = newValue; }
@@ -44,7 +51,7 @@ namespace gfx_test
             {
                 Foo foo;
                 foo.setValue(3.0);
-                buffer[0] = foo.getValue() + foo.val2 + Foo.offset;
+                buffer[0] = foo.getValue() + foo.val2 + Foo.offset + foo.getBaseValue();
             }
         )";
         const char* module1Src = R"(
@@ -169,7 +176,7 @@ namespace gfx_test
         compareComputeResult(
             device,
             numbersBuffer,
-            Slang::makeArray<float>(8.0));
+            Slang::makeArray<float>(11.0));
     }
 
     SLANG_UNIT_TEST(linkTimeTypeD3D12)
-- 
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