[PowerAssert] Add codegen tests

plugins/power-assert/testData/codegen/dbg/DebugEntryFunctionMessageComplexBooleans.kt

@@ -0,0 +1,14 @@
+// FUNCTION: dbg
+
+fun box() = expectThrowableMessage {
+    val greeting: String? = null
+    val name: String? = null
+    dbg(
+        key = greeting != null && greeting.length == 5,
+        value = name == null || name.length == 5,
+        msg = "Message:"
+    )
+}
+
+fun <T> dbg(key: Any, value: T): T = value
+fun <T> dbg(key: Any, value: T, msg: String): T = throw RuntimeException(key.toString() + "=" + value + "\n" + msg)