[K/N][tests] Migrate various runtime/ tests ^KT-61259

2024-03-11 22:48:50 +01:00
parent 7ad4e58a7a
commit d88092aa94
99 changed files with 2102 additions and 1905 deletions
@@ -0,0 +1,55 @@
+// DISABLE_NATIVE: gcType=NOOP
+// FREE_COMPILER_ARGS: -Xbinary=gcSchedulerType=manual -opt-in=kotlin.native.runtime.NativeRuntimeApi,kotlin.ExperimentalStdlibApi,kotlinx.cinterop.ExperimentalForeignApi
+import kotlin.native.runtime.GC
+import kotlin.test.*
+
+@Test
+fun `nothing new collected`() {
+    GC.collect()
+    GC.collect()
+    val stat = GC.lastGCInfo
+    assertNotNull(stat)
+    for (key in stat.sweepStatistics.keys) {
+        assertEquals(stat.sweepStatistics[key]!!.sweptCount, 0L)
+    }
+}
+
+object Global {
+    val x = listOf(1, 2, 3)
+}
+
+@Test
+fun `stable refs in root set`() {
+    GC.collect()
+    val stat0 = GC.lastGCInfo
+    assertNotNull(stat0)
+    val rootSet0 = stat0.rootSet
+    assertNotNull(rootSet0)
+    val x = listOf(1, 2, 3)
+    val stable = kotlinx.cinterop.StableRef.create(x)
+    GC.collect();
+    val stat1 = GC.lastGCInfo
+    assertNotNull(stat1)
+    val rootSet1 = stat1.rootSet
+    assertNotNull(rootSet1)
+    assertEquals(rootSet0.stableReferences + 1, rootSet1.stableReferences)
+    stable.dispose()
+    Global.x // to initialize and register global object
+    GC.collect();
+    val stat2 = GC.lastGCInfo
+    assertNotNull(stat2)
+    val rootSet2 = stat2.rootSet
+    assertNotNull(rootSet2)
+    assertEquals(rootSet0.stableReferences, rootSet2.stableReferences)
+    assertEquals(rootSet1.globalReferences + 1, rootSet2.globalReferences)
+}
+
+@Test
+fun `check everything is filled at the end`() {
+    GC.collect()
+    val stat = GC.lastGCInfo
+    assertNotNull(stat)
+    // GC.collect is waiting for finalizers, so it should bet not null
+    assertNotNull(stat.postGcCleanupTimeNs)
+}
+