From 9566e8af25f87ad034a984db9d847942e454a180 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Mon, 25 Jul 2022 10:08:28 -0700
Subject: Allow `class` to implement COM interface, [DLLExport] (#2338)

* Allow `class` to implement COM interface, [DLLExport]

* Fix [COM] usage in tests and examples with UUIDs.

Co-authored-by: Yong He <yhe@nvidia.com>
---
 tests/cpu-program/class-com.slang          | 40 ++++++++++++++++++++++++++++++
 tests/cpu-program/class-com.slang.expected |  6 +++++
 2 files changed, 46 insertions(+)
 create mode 100644 tests/cpu-program/class-com.slang
 create mode 100644 tests/cpu-program/class-com.slang.expected

(limited to 'tests')

diff --git a/tests/cpu-program/class-com.slang b/tests/cpu-program/class-com.slang
new file mode 100644
index 000000000..c8dfc7b14
--- /dev/null
+++ b/tests/cpu-program/class-com.slang
@@ -0,0 +1,40 @@
+//TEST:EXECUTABLE:
+__target_intrinsic(cpp, "printf(\"%s\\n\", ($0).getBuffer())")
+void writeln(String text);
+
+[COM("BE18F5D2-4522-4AB0-A6EE-1D157FA2B083")]
+interface IFoo
+{
+    int method();
+};
+
+class MyClass : IFoo
+{
+    int intMember;
+    __init()
+    {
+        intMember = 0;
+    }
+    int method()
+    {
+        writeln("method");
+        return intMember;
+    }
+};
+
+[DllExport]
+IFoo createFoo()
+{
+    IFoo result = new MyClass();
+    return result;
+}
+
+// Now we import the `createFoo` function from current module.
+[DllImport("", "createFoo")]
+IFoo createFooImported();
+
+public __extern_cpp int main()
+{
+    var obj = createFoo();
+    return obj.method();
+}
\ No newline at end of file
diff --git a/tests/cpu-program/class-com.slang.expected b/tests/cpu-program/class-com.slang.expected
new file mode 100644
index 000000000..70274e060
--- /dev/null
+++ b/tests/cpu-program/class-com.slang.expected
@@ -0,0 +1,6 @@
+result code = 0
+standard error = {
+}
+standard output = {
+method
+}
-- 
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