prevent simple Any self-assignment

2023-02-13 08:28:35 -08:00
parent e0a8572c2d
commit 4029f5ac3c
2 changed files with 24 additions and 2 deletions
@@ -98,6 +98,24 @@ void testAssignUnion()
    testTrue(val["->"].valid());
 }

+void testAssignAny()
+{
+    testDiag("%s", __func__);
+
+    auto val = TypeDef(TypeCode::Any).create();
+
+    // check the simple self assignment is an error.
+    testThrows<std::logic_error>([&val](){
+        val.from(val);
+    });
+
+    val = 42;
+
+    testThrows<std::logic_error>([&val](){
+        val.from(val);
+    });
+}
+
 void testName()
 {
    testDiag("%s", __func__);
@@ -416,11 +434,12 @@ void testClear()

 MAIN(testdata)
 {
-    testPlan(146);
+    testPlan(148);
    testSetup();
    testTraverse();
    testAssign();
    testAssignUnion();
+    testAssignAny();
    testName();
    testIterStruct();
    testIterUnion();