JVM_IR KT-41915 compare Kotlin signatures when adding collection stubs

2020-09-16 16:55:19 +03:00
parent 0e4bd70c29
commit fbfe56e0cc
7 changed files with 176 additions and 18 deletions
@@ -0,0 +1,33 @@
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+// FILE: removeClashJava.kt
+class Queue<T>() : Collection<T> {
+    override val size: Int = 1
+    override fun contains(element: T): Boolean = TODO()
+    override fun containsAll(elements: Collection<T>): Boolean = TODO()
+    override fun isEmpty(): Boolean = TODO()
+    override fun iterator(): Iterator<T> = TODO()
+
+    fun remove(v: Any?): Any? = v
+}
+
+fun box(): String {
+    val q = Queue<String>()
+    J.testRemove(q)
+    return q.remove("OK") as String
+}
+
+// FILE: J.java
+import java.util.Collection;
+
+public class J {
+    public static void testRemove(Collection<String> c) {
+        try {
+            c.remove("");
+            throw new AssertionError("c.remove(...) should throw UnsupportedOperationException");
+        } catch (UnsupportedOperationException e) {
+        } catch (Throwable e) {
+            throw new AssertionError("c.remove(...) should throw UnsupportedOperationException");
+        }
+    }
+}
@@ -0,0 +1,68 @@
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+
+var removed: String? = ""
+
+open class RemoveStringNImpl {
+    fun remove(s: String?): Boolean {
+        removed = s
+        return false
+    }
+}
+
+class S1 : Set<String>, RemoveStringNImpl() {
+    override val size: Int get() = TODO()
+    override fun contains(element: String): Boolean = TODO()
+    override fun containsAll(elements: Collection<String>): Boolean = TODO()
+    override fun isEmpty(): Boolean = TODO()
+    override fun iterator(): Iterator<String> = TODO()
+}
+
+class S2 : Set<String> {
+    override val size: Int get() = TODO()
+    override fun contains(element: String): Boolean = TODO()
+    override fun containsAll(elements: Collection<String>): Boolean = TODO()
+    override fun isEmpty(): Boolean = TODO()
+    override fun iterator(): Iterator<String> = TODO()
+
+    fun remove(s: String?): Boolean {
+        removed = s
+        return false
+    }
+}
+
+class S3 : Set<String> {
+    override val size: Int get() = 0
+    override fun contains(element: String): Boolean = false
+    override fun containsAll(elements: Collection<String>): Boolean = false
+    override fun isEmpty(): Boolean = true
+    override fun iterator(): Iterator<String> = emptyList<String>().iterator()
+
+    fun remove(s: String) = s
+}
+
+fun javaSetRemoveShouldThrowUOE(message: String, s: Set<String>) {
+    try {
+        (s as java.util.Set<String>).remove("")
+        throw AssertionError(message)
+    } catch (e: UnsupportedOperationException) {
+    }
+}
+
+fun box(): String {
+    javaSetRemoveShouldThrowUOE("(S1 as java.util.Set).remove", S1())
+
+    javaSetRemoveShouldThrowUOE("(S2 as java.util.Set).remove", S2())
+
+    removed = ""
+    S1().remove("OK")
+    if (removed != "OK") throw AssertionError("S1.remove")
+
+    removed = ""
+    S2().remove("OK")
+    if (removed != "OK") throw AssertionError("S2.remove")
+
+    if (S3().remove("OK") != "OK") throw AssertionError("S3.remove")
+
+    return "OK"
+}