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

compiler/testData/diagnostics/tests/java8Overrides/abstractBaseClassMemberNotImplemented.fir.kt

@@ -0,0 +1,9 @@
+abstract class ALeft {
+    abstract fun foo()
+}
+
+interface IRight {
+    fun foo() {}
+}
+
+class CDerived : ALeft(), IRight

compiler/testData/diagnostics/tests/java8Overrides/abstractVsAbstract.fir.kt

@@ -0,0 +1,13 @@
+interface ILeft {
+    fun foo()
+}
+
+interface IRight {
+    fun foo()
+}
+
+interface IDerived : ILeft, IRight
+
+class CDerived : ILeft, IRight
+
+abstract class ADerived : ILeft, IRight

compiler/testData/diagnostics/tests/java8Overrides/defaultVsAbstract.fir.kt

@@ -0,0 +1,13 @@
+interface ILeft {
+    fun foo() {}
+}
+
+interface IRight {
+    fun foo()
+}
+
+interface IDerived : ILeft, IRight
+
+class CDerived : ILeft, IRight
+
+abstract class ADerived : ILeft, IRight

compiler/testData/diagnostics/tests/java8Overrides/hidingMethodOfAny.fir.kt

@@ -0,0 +1,5 @@
+interface IA {
+    fun toString(): String = "IB"
+
+    override fun equals(other: Any?): Boolean
+}

compiler/testData/diagnostics/tests/java8Overrides/implementingMethodOfAny.fir.kt

@@ -0,0 +1,9 @@
+interface IA {
+    override fun toString(): String = "IA"
+
+    override fun equals(other: Any?): Boolean = super.equals(other)
+
+    override fun hashCode(): Int {
+        return 42;
+    }
+}

compiler/testData/diagnostics/tests/java8Overrides/notAMethodOfAny.fir.kt

@@ -0,0 +1,3 @@
+interface IC {
+    fun toString(x: String): String = "IC$x"
+}

compiler/testData/diagnostics/tests/java8Overrides/overridingMethodOfAnyChain.fir.kt

@@ -0,0 +1,13 @@
+interface IA
+
+interface IB : IA {
+    override fun toString(): String = "IB"
+}
+
+interface IC : IB {
+    override fun toString(): String = "IC"
+}
+
+interface ID : IC {
+    override fun toString(): String = "ID"
+}

compiler/testData/diagnostics/tests/java8Overrides/overridingMethodOfAnyDiamond.fir.kt

@@ -0,0 +1,11 @@
+interface ILeft {
+    override fun toString(): String
+}
+
+interface IRight {
+    override fun toString(): String
+}
+
+interface IDiamond : ILeft, IRight {
+    override fun toString(): String = "IDiamond"
+}

compiler/testData/diagnostics/tests/java8Overrides/singleRelevantDefault.fir.kt

@@ -0,0 +1,9 @@
+interface ITop {
+    fun foo() {}
+}
+
+interface ILeft : ITop
+
+interface IRight : ITop
+
+interface IDerived : ILeft, IRight