[Test] KT-61360: add tests for the IrFakeOverrideBuilder

Add tests for fake overrides with focus on java interoperability

Co-authored-by: Aleksandra Arsenteva <aleksandra.arsenteva@jetbrains.com>

compiler/testData/ir/irText/fakeOverrides/visibility/intersectionWithSeparateModule.fir.kt.txt

@@ -0,0 +1,349 @@
+// MODULE: separate
+// MODULE: main
+// FILE: test.kt
+
+abstract class A : JavaDefaultSeparateModule, KotlinDefault {
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  override val a: Int
+    override get(): Int {
+      return 5
+    }
+
+}
+
+abstract class B : JavaDefaultSeparateModule, KotlinPrivate {
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+}
+
+class C : JavaDefaultSeparateModule, KotlinPrivate {
+  val a: Int
+    field = 5
+    get
+
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+class D : KotlinProtected, JavaDefaultSeparateModule {
+  constructor() /* primary */ {
+    super/*KotlinProtected*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  protected override val a: Int
+    protected override get(): Int {
+      return 5
+    }
+
+}
+
+class E : JavaDefaultSeparateModule, KotlinPublic {
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  override val a: Int
+    override get(): Int {
+      return 5
+    }
+
+}
+
+class F : KotlinInternal, JavaDefaultSeparateModule {
+  constructor() /* primary */ {
+    super/*KotlinInternal*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  override val a: Int
+    override get(): Int {
+      return 5
+    }
+
+}
+
+class G : JavaProtectedSeparateModule, KotlinDefault {
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  override val a: Int
+    override get(): Int {
+      return 5
+    }
+
+}
+
+class H : JavaProtectedSeparateModule, KotlinPrivate {
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+}
+
+class I : JavaProtectedSeparateModule, KotlinPrivate {
+  val a: Int
+    field = 5
+    get
+
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+class J : JavaProtectedSeparateModule, KotlinPublic {
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+  override val a: Int
+    override get(): Int {
+      return 5
+    }
+
+}
+
+abstract class K : JavaDefaultSeparateModule, JavaPublic {
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+}
+
+open class KotlinInternal {
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  internal open fun foo() {
+  }
+
+  internal open val a: Int
+    internal open get(): Int {
+      return 1
+    }
+
+}
+
+open class KotlinProtected {
+  protected open val a: Int
+    field = 1
+    protected open get
+
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  protected open fun foo() {
+  }
+
+}
+
+class L : JavaDefaultSeparateModule, JavaPublic {
+  val a: Int
+    field = 1
+    get
+
+  constructor() /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+class M : JavaProtectedSeparateModule, JavaPublic {
+  val a: Int
+    field = 1
+    get
+
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+class N : JavaProtectedSeparateModule, JavaDefault {
+  val a: Int
+    field = 1
+    get
+
+  constructor() /* primary */ {
+    super/*JavaProtectedSeparateModule*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+abstract class O : JavaPrivate, JavaDefaultSeparateModule {
+  constructor() /* primary */ {
+    super/*JavaPrivate*/()
+    /* <init>() */
+
+  }
+
+}
+
+class P : JavaPrivate, JavaDefaultSeparateModule {
+  val a: Int
+    field = 1
+    get
+
+  constructor() /* primary */ {
+    super/*JavaPrivate*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+class R : JavaProtected, JavaDefaultSeparateModule {
+  val a: Int
+    field = 1
+    get
+
+  constructor() /* primary */ {
+    super/*JavaProtected*/()
+    /* <init>() */
+
+  }
+
+  override fun foo() {
+  }
+
+}
+
+interface KotlinDefault {
+  fun foo() {
+  }
+
+  val a: Int
+    get(): Int {
+      return 1
+    }
+
+}
+
+interface KotlinPrivate {
+  private final fun foo() {
+  }
+
+  private final val a: Int
+    private final get(): Int {
+      return 1
+    }
+
+}
+
+interface KotlinPublic {
+  fun foo() {
+  }
+
+  val a: Int
+    get(): Int {
+      return 1
+    }
+
+}
+
+fun test(a: A, b: B, c: C, d: D, e: E, f: F, g: G, i: I, j: J, k: K, l: L, m: M, n: N, o: O, p: P, r: R) {
+  a.foo()
+  a.<get-a>() /*~> Unit */
+  b.foo()
+  c.foo()
+  d.foo()
+  e.foo()
+  e.<get-a>() /*~> Unit */
+  f.foo()
+  f.<get-a>() /*~> Unit */
+  g.foo()
+  g.<get-a>() /*~> Unit */
+  i.foo()
+  i.<get-a>() /*~> Unit */
+  j.foo()
+  j.<get-a>() /*~> Unit */
+  k.foo()
+  l.foo()
+  l.<get-a>() /*~> Unit */
+  m.foo()
+  m.<get-a>() /*~> Unit */
+  n.foo()
+  n.<get-a>() /*~> Unit */
+  o.foo()
+  p.foo()
+  p.<get-a>() /*~> Unit */
+  r.foo()
+  r.<get-a>() /*~> Unit */
+}