[Test] Integrate AbstractCompileTimeConstantEvaluatorTest to AbstractDiagnosticTest

^KT-47898

compiler/testData/diagnostics/tests/constantEvaluator/constant/strings.fir.kt

@@ -0,0 +1,39 @@
+// WITH_STDLIB
+package test
+
+enum class MyEnum {
+    A
+}
+
+// val prop1: \"2\"
+val prop1 = "${1 + 1}"
+
+// val prop2: null
+val prop2 = "myEnum=${MyEnum.A}"
+
+// val prop3: \"1\"
+val prop3 = "${1}"
+
+// val prop4: \"null\"
+val prop4 = "${null}"
+
+// val prop5: \"1.0\"
+val prop5 = "${1.toFloat()}"
+
+// val prop6: \"1.0\"
+val prop6 = "${1.0}"
+
+// val prop7: null
+val prop7 = "${Int::class.java}"
+
+// val prop8: \"a1.0\"
+val prop8 = "a${1.toDouble()}"
+
+// val prop9: \"ab\"
+val prop9 = "a" + "b"
+
+// val prop10: \"abb\"
+val prop10 = prop9 + "b"
+
+// val prop11: 6
+val prop11 = "kotlin".length