Reflection: add KVariance, KTypeParameter.{variance,upperBounds,equals,hashCode}

2016-07-22 15:34:54 +03:00
parent 127e7ab5b7
commit 170ea4dead
9 changed files with 272 additions and 3 deletions
@@ -0,0 +1,39 @@
+// WITH_REFLECT
+
+import kotlin.test.assertEquals
+import kotlin.test.assertNotEquals
+
+class A<T>
+class B<T>
+
+class Fun {
+    fun <T> foo(): T = null!!
+}
+
+class Fourple<A, B, in C, out D>
+
+fun box(): String {
+    assertEquals(A::class.typeParameters, A::class.typeParameters)
+    assertEquals(A::class.typeParameters.single().hashCode(), A::class.typeParameters.single().hashCode())
+
+    fun getFoo() = Fun::class.members.single { it.name == "foo" }
+    assertEquals(getFoo().typeParameters, getFoo().typeParameters)
+    assertEquals(getFoo().typeParameters.single().hashCode(), getFoo().typeParameters.single().hashCode())
+
+    assertNotEquals(A::class.typeParameters.single(), B::class.typeParameters.single())
+
+    val fi = Fourple::class.typeParameters
+    val fj = Fourple::class.typeParameters
+    for (i in 0..fi.size - 1) {
+        for (j in 0..fj.size - 1) {
+            if (i == j) {
+                assertEquals(fi[i], fj[j])
+                assertEquals(fi[i].hashCode(), fj[j].hashCode())
+            } else {
+                assertNotEquals(fi[i], fj[j])
+            }
+        }
+    }
+
+    return "OK"
+}