Anton Bannykh
53 lines
990 B
Kotlin
Vendored
53 lines
990 B
Kotlin
Vendored
// EXPECTED_REACHABLE_NODES: 1303
|
|
package foo
|
|
|
|
open class A {
|
|
var log = ""
|
|
|
|
var called = false
|
|
|
|
override fun equals(other: Any?): Boolean {
|
|
if (called) fail("recursion detected")
|
|
|
|
log += "A.equals;"
|
|
|
|
called = true
|
|
val result = super.equals(other)
|
|
called = false
|
|
return result
|
|
}
|
|
}
|
|
|
|
class B : A() {
|
|
override fun equals(other: Any?): Boolean {
|
|
log += "B.equals;"
|
|
if (other == null) return false
|
|
return super.equals(other)
|
|
}
|
|
}
|
|
|
|
|
|
fun box(): String {
|
|
val a = A()
|
|
testFalse { a == A() }
|
|
assertEquals("A.equals;", a.log)
|
|
|
|
val b1 = B()
|
|
testTrue { b1 == b1 }
|
|
assertEquals("B.equals;A.equals;", b1.log)
|
|
|
|
val b2 = B()
|
|
testFalse { b2 == B() }
|
|
assertEquals("B.equals;A.equals;", b2.log)
|
|
|
|
val b3 = B()
|
|
testFalse { b3 == null }
|
|
assertEquals("", b3.log)
|
|
|
|
val b4 = B()
|
|
testFalse { b4.equals(null) }
|
|
assertEquals("B.equals;", b4.log)
|
|
|
|
return "OK"
|
|
}
|