[AA] Add tests for getSealedInheritors

- Previously, the sealed inheritors provider was only tested indirectly
  through diagnostics tests on `when` expressions.

^KT-66013

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassFromDependency.kt

@@ -0,0 +1,11 @@
+// MODULE: dependency
+// FILE: MySealedClass.kt
+sealed class MySealedClass
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : MySealedClass()
+
+// MODULE: main(dependency)
+// FILE: main.kt
+
+// class: MySealedClass

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassFromDependency.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
+
+/TwoSealedChild
+class TwoSealedChild : MySealedClass()

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassFromLibrary.kt

@@ -0,0 +1,12 @@
+// MODULE: lib
+// MODULE_KIND: LibraryBinary
+// FILE: MySealedClass.kt
+sealed class MySealedClass
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : MySealedClass()
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+// class: MySealedClass

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassFromLibrary.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
+
+/TwoSealedChild
+class TwoSealedChild : MySealedClass()

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.kt

@@ -0,0 +1,6 @@
+sealed class MySealedClass
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : MySealedClass()
+
+// class: MySealedClass

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
+
+/TwoSealedChild
+class TwoSealedChild : MySealedClass()

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceFromDependency.kt

@@ -0,0 +1,11 @@
+// MODULE: dependency
+// FILE: MySealedInterface.kt
+sealed interface MySealedInterface
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : MySealedInterface
+
+// MODULE: main(dependency)
+// FILE: main.kt
+
+// class: MySealedInterface

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceFromDependency.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface
+
+/TwoSealedChild
+class TwoSealedChild : MySealedInterface

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceFromLibrary.kt

@@ -0,0 +1,12 @@
+// MODULE: lib
+// MODULE_KIND: LibraryBinary
+// FILE: MySealedInterface.kt
+sealed interface MySealedInterface
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : MySealedInterface
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+// class: MySealedInterface

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceFromLibrary.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface
+
+/TwoSealedChild
+class TwoSealedChild : MySealedInterface

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.kt

@@ -0,0 +1,6 @@
+sealed interface MySealedInterface
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : MySealedInterface
+
+// class: MySealedInterface

analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.txt

@@ -0,0 +1,5 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface
+
+/TwoSealedChild
+class TwoSealedChild : MySealedInterface