K1/K2: add test confirming the behavior of KT-61694 case

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java

@@ -38412,6 +38412,12 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
                 runTest("compiler/testData/diagnostics/tests/typealias/importMemberFromJavaViaAlias.kt");
             }
 
+            @Test
+            @TestMetadata("importNestedTypeFromTypeAlias.kt")
+            public void testImportNestedTypeFromTypeAlias() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("inGenerics.kt")
             public void testInGenerics() throws Exception {

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java

@@ -38412,6 +38412,12 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
                 runTest("compiler/testData/diagnostics/tests/typealias/importMemberFromJavaViaAlias.kt");
             }
 
+            @Test
+            @TestMetadata("importNestedTypeFromTypeAlias.kt")
+            public void testImportNestedTypeFromTypeAlias() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("inGenerics.kt")
             public void testInGenerics() throws Exception {

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

@@ -36180,6 +36180,12 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
                 runTest("compiler/testData/diagnostics/tests/typealias/importMemberFromJavaViaAlias.kt");
             }
 
+            @Test
+            @TestMetadata("importNestedTypeFromTypeAlias.kt")
+            public void testImportNestedTypeFromTypeAlias() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("inGenerics.kt")
             public void testInGenerics() throws Exception {

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

@@ -36300,6 +36300,12 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
                 runTest("compiler/testData/diagnostics/tests/typealias/importMemberFromJavaViaAlias.kt");
             }
 
+            @Test
+            @TestMetadata("importNestedTypeFromTypeAlias.kt")
+            public void testImportNestedTypeFromTypeAlias() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("inGenerics.kt")
             public void testInGenerics() throws Exception {

compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.fir.kt

@@ -0,0 +1,16 @@
+// ISSUE: KT-61694
+
+// FILE: a.kt
+
+package c
+class C {
+    class Nested
+}
+
+typealias TA = C
+
+// FILE: b.kt
+
+import c.TA.Nested
+
+val x: <!UNRESOLVED_REFERENCE!>Nested<!>? = null

compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt

@@ -0,0 +1,16 @@
+// ISSUE: KT-61694
+
+// FILE: a.kt
+
+package c
+class C {
+    class Nested
+}
+
+typealias TA = C
+
+// FILE: b.kt
+
+import c.TA.Nested
+
+val x: Nested? = null

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

@@ -38412,6 +38412,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/tests/typealias/importMemberFromJavaViaAlias.kt");
             }
 
+            @Test
+            @TestMetadata("importNestedTypeFromTypeAlias.kt")
+            public void testImportNestedTypeFromTypeAlias() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/typealias/importNestedTypeFromTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("inGenerics.kt")
             public void testInGenerics() throws Exception {