Add a test to check Java behavior with entries members

Note that there is a questionable behavior that will be fixed later.

 Right now it's not fully clear because for the same situation in Kotlin, the compiler reports warnings at declaration-site and it's not possible to do so for Java

 ^KT-53153

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java

@@ -10361,6 +10361,12 @@ public class DiagnosisCompilerTestFE10TestdataTestGenerated extends AbstractDiag
                     runTest("compiler/testData/diagnostics/tests/enum/entries/genericEntriesPropertyClash.kt");
                 }
 
+                @Test
+                @TestMetadata("javaEnumEntriesAmbiguity.kt")
+                public void testJavaEnumEntriesAmbiguity() throws Exception {
+                    runTest("compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.kt");
+                }
+
                 @Test
                 @TestMetadata("nameShadowingOfExternallyDefinedEntries.kt")
                 public void testNameShadowingOfExternallyDefinedEntries() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java

@@ -10367,6 +10367,12 @@ public class FirOldFrontendDiagnosticsTestGenerated extends AbstractFirDiagnosti
                     runTest("compiler/testData/diagnostics/tests/enum/entries/genericEntriesPropertyClash.kt");
                 }
 
+                @Test
+                @TestMetadata("javaEnumEntriesAmbiguity.kt")
+                public void testJavaEnumEntriesAmbiguity() throws Exception {
+                    runTest("compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.kt");
+                }
+
                 @Test
                 @TestMetadata("nameShadowingOfExternallyDefinedEntries.kt")
                 public void testNameShadowingOfExternallyDefinedEntries() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java

@@ -10361,6 +10361,12 @@ public class FirOldFrontendDiagnosticsWithLightTreeTestGenerated extends Abstrac
                     runTest("compiler/testData/diagnostics/tests/enum/entries/genericEntriesPropertyClash.kt");
                 }
 
+                @Test
+                @TestMetadata("javaEnumEntriesAmbiguity.kt")
+                public void testJavaEnumEntriesAmbiguity() throws Exception {
+                    runTest("compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.kt");
+                }
+
                 @Test
                 @TestMetadata("nameShadowingOfExternallyDefinedEntries.kt")
                 public void testNameShadowingOfExternallyDefinedEntries() throws Exception {

compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.fir.kt

@@ -0,0 +1,32 @@
+// !LANGUAGE: -EnumEntries
+
+// FILE: JEnumEntry.java
+
+public enum JEnumEntry {
+    entries;
+}
+
+// FILE: JEnumStaticField.java
+
+public enum JEnumStaticField {
+    ;
+
+    public static final int entries = 0;
+}
+
+// FILE: JEnumField.java
+
+public enum JEnumField {
+    ;
+
+    public final int entries = 0;
+}
+
+// FILE: test.kt
+
+fun test() {
+    JEnumEntry.entries
+    JEnumStaticField.entries
+
+    JEnumField::entries
+}

compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.kt

@@ -0,0 +1,32 @@
+// !LANGUAGE: -EnumEntries
+
+// FILE: JEnumEntry.java
+
+public enum JEnumEntry {
+    entries;
+}
+
+// FILE: JEnumStaticField.java
+
+public enum JEnumStaticField {
+    ;
+
+    public static final int entries = 0;
+}
+
+// FILE: JEnumField.java
+
+public enum JEnumField {
+    ;
+
+    public final int entries = 0;
+}
+
+// FILE: test.kt
+
+fun test() {
+    JEnumEntry.entries
+    JEnumStaticField.entries
+
+    JEnumField::<!DEPRECATED_ACCESS_TO_ENUM_ENTRY_PROPERTY_AS_REFERENCE!>entries<!>
+}

compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.txt

@@ -0,0 +1,59 @@
+package
+
+public fun test(): kotlin.Unit
+
+public final enum class JEnumEntry : kotlin.Enum<JEnumEntry!> {
+    enum entry entries
+
+    public constructor JEnumEntry()
+    @kotlin.internal.IntrinsicConstEvaluation public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: JEnumEntry!): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    protected/*protected and package*/ final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun finalize(): kotlin.Unit
+    public final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun getDeclaringClass(): java.lang.Class<JEnumEntry!>!
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    // Static members
+    public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): JEnumEntry
+    public final /*synthesized*/ fun values(): kotlin.Array<JEnumEntry>
+}
+
+public final enum class JEnumField : kotlin.Enum<JEnumField!> {
+    public constructor JEnumField()
+    public final val entries: kotlin.Int = 0
+    @kotlin.internal.IntrinsicConstEvaluation public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: JEnumField!): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    protected/*protected and package*/ final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun finalize(): kotlin.Unit
+    public final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun getDeclaringClass(): java.lang.Class<JEnumField!>!
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    // Static members
+    public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): JEnumField
+    public final /*synthesized*/ fun values(): kotlin.Array<JEnumField>
+}
+
+public final enum class JEnumStaticField : kotlin.Enum<JEnumStaticField!> {
+    public constructor JEnumStaticField()
+    @kotlin.internal.IntrinsicConstEvaluation public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: JEnumStaticField!): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    protected/*protected and package*/ final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun finalize(): kotlin.Unit
+    public final override /*1*/ /*fake_override*/ /*isHiddenForResolutionEverywhereBesideSupercalls*/ fun getDeclaringClass(): java.lang.Class<JEnumStaticField!>!
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    // Static members
+    public const final val entries: kotlin.Int = 0
+    public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): JEnumStaticField
+    public final /*synthesized*/ fun values(): kotlin.Array<JEnumStaticField>
+}
+

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java

@@ -10367,6 +10367,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                     runTest("compiler/testData/diagnostics/tests/enum/entries/genericEntriesPropertyClash.kt");
                 }
 
+                @Test
+                @TestMetadata("javaEnumEntriesAmbiguity.kt")
+                public void testJavaEnumEntriesAmbiguity() throws Exception {
+                    runTest("compiler/testData/diagnostics/tests/enum/entries/javaEnumEntriesAmbiguity.kt");
+                }
+
                 @Test
                 @TestMetadata("nameShadowingOfExternallyDefinedEntries.kt")
                 public void testNameShadowingOfExternallyDefinedEntries() throws Exception {