[Spec tests] Add tests for containment-checking-expression

2019-12-20 18:20:19 +03:00
parent 4a94ffa5dd
commit 479fa0e7b8
11 changed files with 501 additions and 0 deletions
@@ -0,0 +1,57 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNREACHABLE_CODE  -UNUSED_PARAMETER -UNUSED_VARIABLE
+// SKIP_TXT
+
+/*
+ * KOTLIN DIAGNOSTICS SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-218
+ * PLACE: expressions, type-checking-and-containment-checking-expressions, containment-checking-expression -> paragraph 5 -> sentence 2
+ * NUMBER: 1
+ * DESCRIPTION: Containment-checking expressions always have type kotlin.Boolean.
+ * HELPERS: checkType
+ */
+
+class A(val a: Set<Any>) {
+    operator fun contains(other: Any?): Boolean = run { this.a.contains(other) }
+
+    fun throwException(b: Boolean): A { if (b) throw Exception() else return this }
+}
+
+class C() {
+    var isEvaluated: Boolean = false
+    fun foo(): C {
+        this.isEvaluated = true
+        return this
+    }
+}
+
+// TESTCASE NUMBER: 1
+fun case1() {
+    val b = A(mutableSetOf(1, C(), 3, false, 2, "azaza"))
+    val c = C()
+    val a = (c in b.throwException(true))
+    a checkType { check<Boolean>() }
+}
+
+// TESTCASE NUMBER: 2
+fun case2() {
+    val b = A(mutableSetOf(1, C(), 3, false, 2, "azaza"))
+    val a = (null in b)
+    a checkType { check<Boolean>() }
+}
+
+// TESTCASE NUMBER: 3
+fun case3() {
+    val b = A(mutableSetOf(1, C(), 3, false, 2, "azaza"))
+    val x  = ""
+    val a = (C() in b)
+    a checkType { check<Boolean>() }
+}
+
+// TESTCASE NUMBER: 4
+fun case4(nothing: Nothing) {
+    val b = A(mutableSetOf(1, C(), 3, false, 2, "azaza"))
+    val a = (nothing in b)
+    a checkType { check<Boolean>() }
+}
@@ -0,0 +1,14 @@
+{
+  "5": {
+    "pos": {
+      "2": [
+        {
+          "specVersion": "0.1-218",
+          "casesNumber": 4,
+          "description": "Containment-checking expressions always have type kotlin.Boolean.",
+          "unexpectedBehaviour": false
+        }
+      ]
+    }
+  }
+}