[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/cast/neverSucceeds/CastToNotNullSuper.fir.kt

@@ -0,0 +1,8 @@
+open class A {
+    fun foo() {}
+}
+class B : A()
+
+fun test(b: B?) {
+    (b as A).foo()
+}

compiler/testData/diagnostics/tests/cast/neverSucceeds/MappedDirect.fir.kt

@@ -0,0 +1,33 @@
+// !DIAGNOSTICS: -WARNING +CAST_NEVER_SUCCEEDS
+import java.lang.String as JString
+import java.lang.CharSequence as JCS
+
+fun test(
+  s: String,
+  js: JString,
+  cs: CharSequence,
+  jcs: JCS
+) {
+  s as JString
+  s as JCS
+  s as CharSequence
+  s as String
+
+  js as JString
+  js as JCS
+  js as CharSequence
+  js as String
+
+  cs as JString
+  cs as JCS
+  cs as CharSequence
+  cs as String
+
+  jcs as JString
+  jcs as JCS
+  jcs as CharSequence
+  jcs as String
+
+  jcs as Int
+  s as java.lang.Integer
+}

compiler/testData/diagnostics/tests/cast/neverSucceeds/MappedSubtypes.fir.kt

@@ -0,0 +1,21 @@
+// !DIAGNOSTICS: -WARNING +CAST_NEVER_SUCCEEDS -ABSTRACT_MEMBER_NOT_IMPLEMENTED
+import java.lang.CharSequence as JCS
+
+class JSub: JCS
+class Sub: CharSequence
+
+fun test(
+  s: Sub,
+  js: JSub,
+  cs: CharSequence,
+  jcs: JCS
+) {
+  // js as CharSequence // - this case is not supported due to limitation in PlatformToKotlinClassMap
+  js as JCS
+
+  s as CharSequence
+  s as JCS
+
+  js as Sub
+  s as JSub
+}

compiler/testData/diagnostics/tests/cast/neverSucceeds/NoGenericsRelated.fir.kt

@@ -0,0 +1,46 @@
+// !DIAGNOSTICS: -WARNING +CAST_NEVER_SUCCEEDS
+interface T1
+interface T2
+interface T3
+open class OC1: T1
+open class OC2: OC1(), T2
+class FC1: OC2(), T3
+interface T4: OC1
+interface T5: T2
+
+fun <TP1: OC1, TP2: T2, TP3: OC2> test(
+    t2: T2,
+    t4: T4,
+    fc1: FC1,
+    oc1: OC1,
+    oc2: OC2,
+    tp1: TP1,
+    tp2: TP2
+) {
+  fc1 as FC1
+  fc1 as OC1
+  fc1 as T1
+  fc1 as TP1
+
+  oc1 as FC1
+  oc1 as OC2
+  oc2 as OC1
+  oc1 as T2
+  oc1 as T1
+  oc1 as TP1
+  oc1 as TP2
+
+  t2 as FC1
+  t2 as OC2
+  t4 as OC1
+  t2 as T2
+  t2 as T5
+  t2 as TP2
+
+  tp1 as FC1
+  tp1 as OC1
+  tp1 as OC2
+  tp2 as T2
+  tp2 as T5
+  tp1 as TP3
+}

compiler/testData/diagnostics/tests/cast/neverSucceeds/NoGenericsUnrelated.fir.kt

@@ -0,0 +1,34 @@
+// !DIAGNOSTICS: -WARNING +CAST_NEVER_SUCCEEDS
+interface Trait1
+interface Trait2
+open class OClass1
+open class OClass2
+class FClass1
+class FClass2
+
+fun <TP1: OClass1, TP2: OClass2> test(
+  t1: Trait1,
+  oc1: OClass1,
+  fc1: FClass1,
+  tp1: TP1
+) {
+  t1 as Trait2
+  t1 as OClass2
+  t1 as FClass2
+  t1 as TP2
+
+  oc1 as Trait2
+  oc1 as OClass2
+  oc1 as FClass2
+  oc1 as TP2
+
+  fc1 as Trait2
+  fc1 as OClass2
+  fc1 as FClass2
+  fc1 as TP2
+
+  tp1 as Trait2
+  tp1 as OClass2
+  tp1 as FClass2
+  tp1 as TP2
+}