[tests] Refactor AbstractReferenceResolveTest. Part 4

Allow multiple carets to be used in reference resolve tests.
Adjust the testdata for the only test case which has actually
had multiple carets in it.

Required for KT-65152 and KT-62695

analysis/analysis-api-impl-base/tests/org/jetbrains/kotlin/analysis/api/impl/base/test/cases/references/AbstractDanglingFileReferenceResolveTest.kt

@@ -48,7 +48,7 @@ abstract class AbstractDanglingFileReferenceResolveTest : AbstractReferenceResol
     }
 
     override fun doTestByMainFile(mainFile: KtFile, mainModule: TestModule, testServices: TestServices) {
-        val caretPosition = testServices.expressionMarkerProvider.getCaretPosition(mainFile)
+        val caretPositions = testServices.expressionMarkerProvider.getAllCaretsPositions(mainFile)
 
         val ktPsiFactory = KtPsiFactory.contextual(mainFile, markGenerated = true, eventSystemEnabled = true)
         val fakeKtFile = ktPsiFactory.createFile("fake.kt", mainFile.text)
@@ -57,7 +57,7 @@ abstract class AbstractDanglingFileReferenceResolveTest : AbstractReferenceResol
             fakeKtFile.originalFile = mainFile
         }
 
-        doTestByFileStructure(fakeKtFile, caretPosition, mainModule, testServices)
+        doTestByFileStructure(fakeKtFile, caretPositions, mainModule, testServices)
     }
 
     override fun <R> analyzeReferenceElement(element: KtElement, mainModule: TestModule, action: KtAnalysisSession.() -> R): R {

analysis/analysis-api-impl-base/tests/org/jetbrains/kotlin/analysis/api/impl/base/test/cases/references/AbstractReferenceResolveTest.kt

@@ -46,11 +46,14 @@ abstract class AbstractReferenceResolveTest : AbstractAnalysisApiBasedTest() {
     }
 
     override fun doTestByMainFile(mainFile: KtFile, mainModule: TestModule, testServices: TestServices) {
-        val caretPosition = testServices.expressionMarkerProvider.getAllCaretsPositions(mainFile).single()
-        doTestByFileStructure(mainFile, caretPosition, mainModule, testServices)
+        val caretPositions = testServices.expressionMarkerProvider.getAllCaretsPositions(mainFile)
+        doTestByFileStructure(mainFile, caretPositions, mainModule, testServices)
     }
 
-    protected fun doTestByFileStructure(ktFile: KtFile, caretPosition: Int, mainModule: TestModule, testServices: TestServices) {
+    protected fun doTestByFileStructure(ktFile: KtFile, caretPositions: List<Int>, mainModule: TestModule, testServices: TestServices) {
+        if (caretPositions.isEmpty()) {
+            testServices.assertions.fail { "No carets were specified for resolve test" }
+        }
 
         fun getRenderedReferencesForCaretPosition(caretPosition: Int): String {
             val ktReferences = findReferencesAtCaret(ktFile, caretPosition)
@@ -67,8 +70,19 @@ abstract class AbstractReferenceResolveTest : AbstractAnalysisApiBasedTest() {
             return resolvedTo
         }
 
-        val resolvedTo = getRenderedReferencesForCaretPosition(caretPosition)
-        val actual = "Resolved to:\n$resolvedTo"
+        val resolutionAtPositions = caretPositions.map { getRenderedReferencesForCaretPosition(it) }
+
+        val actual = if (resolutionAtPositions.size == 1) {
+            val singleResolutionResult = resolutionAtPositions.single()
+
+            "Resolved to:\n$singleResolutionResult"
+        } else {
+            resolutionAtPositions
+                .withIndex()
+                .joinToString(separator = "\n\n") { (idx, resolutionResult) ->
+                    "Caret ${idx + 1} resolved to:\n$resolutionResult"
+                }
+        }
 
         testServices.assertions.assertEqualsToTestDataFileSibling(actual)
     }

analysis/analysis-api/testData/referenceResolve/KotlinPropertyWithGetterAndSetterAssignment.descriptors.txt

@@ -0,0 +1,26 @@
+Caret 1 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 2 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 3 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 4 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 5 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 6 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 7 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 8 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 9 resolved to:
+0: (in A) var something: kotlin.Int

analysis/analysis-api/testData/referenceResolve/KotlinPropertyWithGetterAndSetterAssignment.kt

@@ -5,16 +5,16 @@ class A {
 }
 
 fun A.foo(a: A) {
-    print(a.<caret>something)
-    a.<caret>something = 1
-    a.<caret>something += 1
-    a.<caret>something++
-    --a.<caret>something
+    print(a.<caret_1>something)
+    a.<caret_2>something = 1
+    a.<caret_3>something += 1
+    a.<caret_4>something++
+    --a.<caret_5>something
 
-    <caret>something++
-    (<caret>something)++
-    (<caret>something) = 1
-    (a.<caret>something) = 1
+    <caret_6>something++
+    (<caret_7>something)++
+    (<caret_8>something) = 1
+    (a.<caret_9>something) = 1
 }
 
 // MULTIRESOLVE

analysis/analysis-api/testData/referenceResolve/KotlinPropertyWithGetterAndSetterAssignment.txt

@@ -1,2 +1,31 @@
-Resolved to:
+Caret 1 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 2 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 3 resolved to:
+0: (in A) var something: kotlin.Int
+1: (in A) var something: kotlin.Int
+
+Caret 4 resolved to:
+0: (in A) var something: kotlin.Int
+1: (in A) var something: kotlin.Int
+
+Caret 5 resolved to:
+0: (in A) var something: kotlin.Int
+1: (in A) var something: kotlin.Int
+
+Caret 6 resolved to:
+0: (in A) var something: kotlin.Int
+1: (in A) var something: kotlin.Int
+
+Caret 7 resolved to:
+0: (in A) var something: kotlin.Int
+1: (in A) var something: kotlin.Int
+
+Caret 8 resolved to:
+0: (in A) var something: kotlin.Int
+
+Caret 9 resolved to:
 0: (in A) var something: kotlin.Int