Add various tests for DFA testing

2019-02-14 12:36:51 +03:00
parent 15e3482eec
commit 86bb5d689d
146 changed files with 31180 additions and 8508 deletions
@@ -0,0 +1,62 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_VARIABLE -UNUSED_VALUE
+// SKIP_TXT
+
+/*
+ * KOTLIN DIAGNOSTICS NOT LINKED SPEC TEST (NEGATIVE)
+ *
+ * SECTIONS: dfa
+ * NUMBER: 25
+ * DESCRIPTION: Raw data flow analysis test
+ * HELPERS: classes, objects, typealiases, functions, enumClasses, interfaces, sealedClasses
+ */
+
+// TESTCASE NUMBER: 1, 2
+class ClassWithEqualsOverride {
+    override fun equals(other: Any?) = true
+    fun fun_1() = true
+}
+
+/*
+ * TESTCASE NUMBER: 1
+ * UNEXPECTED BEHAVIOUR
+ * ISSUES: KT-28239
+ */
+fun case_1() {
+    val x: ClassWithEqualsOverride? = null
+    val y = ClassWithEqualsOverride()
+    if (y == x) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?")!>x<!>
+        <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?"), DEBUG_INFO_SMARTCAST!>x<!>.fun_1()
+    }
+}
+
+/*
+ * TESTCASE NUMBER: 2
+ * UNEXPECTED BEHAVIOUR
+ * ISSUES: KT-28239
+ */
+fun case_2() {
+    val x: ClassWithEqualsOverride? = null
+    val y: ClassWithEqualsOverride? = ClassWithEqualsOverride()
+    if (y != null) {
+        if (y == x) {
+            <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?")!>x<!>
+            <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?"), DEBUG_INFO_SMARTCAST!>x<!>.fun_1()
+        }
+    }
+}
+
+/*
+ * TESTCASE NUMBER: 3
+ * UNEXPECTED BEHAVIOUR
+ * ISSUES: KT-28239
+ */
+fun case_3() {
+    val x: ClassWithEqualsOverride? = null
+    val y: ClassWithEqualsOverride? = ClassWithEqualsOverride()
+    if (y!! == x) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?")!>x<!>
+        <!DEBUG_INFO_EXPRESSION_TYPE("ClassWithEqualsOverride & ClassWithEqualsOverride?"), DEBUG_INFO_SMARTCAST!>x<!>.fun_1()
+    }
+}