Add tests for property const initializers

Merge-request: KT-MR-8661
Merged-by: Vladimir Sukharev <Vladimir.Sukharev@jetbrains.com>

compiler/testData/codegen/box/properties/initializerOfConstValWithConst.kt

@@ -0,0 +1,19 @@
+// KT-56023
+// JS_IR:  InterpreterError: Unsupported number of arguments for invocation as builtin function: four
+// NATIVE: in mode -Pkotlin.internal.native.test.mode=TWO_STAGE_MULTI_MODULE (default test mode), test fails as below
+//   InterpreterError: Unsupported number of arguments for invocation as builtin function: four
+//         in mode -Pkotlin.internal.native.test.mode=ONE_STAGE_MULTI_MODULE, test passes
+// IGNORE_BACKEND_K2: NATIVE, JS_IR
+
+// MODULE: lib
+// FILE: lib.kt
+const val four = 4
+
+// MODULE: main(lib)
+// FILE: main.kt
+fun box(): String {
+    if (four == 4)
+        return "OK"
+    else
+        return four.toString()
+}

compiler/testData/codegen/box/properties/initializerOfConstValWithConstExpr.kt

@@ -0,0 +1,18 @@
+// KT-56023
+// JS_IR:  IllegalStateException: CONST_VAL_WITH_NON_CONST_INITIALIZER: Const 'val' initializer should be a constant value at (7,18) in /lib.kt
+// NATIVE: test fails as below in both modes -Pkotlin.internal.native.test.mode=TWO_STAGE_MULTI_MODULE, -Pkotlin.internal.native.test.mode=ONE_STAGE_MULTI_MODULE
+//   error: const 'val' initializer should be a constant value
+// IGNORE_BACKEND_K2: NATIVE, JS_IR
+
+// MODULE: lib
+// FILE: lib.kt
+const val four = 2 + 2
+
+// MODULE: main(lib)
+// FILE: main.kt
+fun box(): String {
+    if (four == 4)
+        return "OK"
+    else
+        return four.toString()
+}

compiler/testData/codegen/box/properties/initializerOfValWithConstExpr.kt

@@ -0,0 +1,12 @@
+// MODULE: lib
+// FILE: lib.kt
+val four = 2 + 2
+
+// MODULE: main(lib)
+// FILE: main.kt
+fun box(): String {
+    if (four == 4)
+        return "OK"
+    else
+        return four.toString()
+}

compiler/testData/codegen/box/properties/initializerOfValWithNonConstExpr.kt

@@ -0,0 +1,16 @@
+// MODULE: lib1
+// FILE: lib1.kt
+fun initializer() = 4
+
+// MODULE: lib2(lib1)
+// FILE: lib2.kt
+val four = initializer()
+
+// MODULE: main(lib1, lib2)
+// FILE: main.kt
+fun box(): String {
+    if (four == 4)
+        return "OK"
+    else
+        return four.toString()
+}