test: Check if resolved elements are equivalent instead of the same

Author: stephan-gh

src/test/kotlin/com/demonwav/mcdev/util/McPsiClassTest.kt

@@ -35,11 +35,11 @@ class McPsiClassTest : OuterClassTest() {
         return findQualifiedClass(project, fullQualifiedName)
     }
 
-    fun `test find outer`() = assertSame(outerClass, findQualifiedClass("com.example.test.OuterClass"))
-    fun `test find outerAnonymous`() = assertSame(outerAnonymousClass, findQualifiedClass("com.example.test.OuterClass$1"))
-    fun `test find inner`() = assertSame(innerClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass"))
-    fun `test find inner anonymous`() = assertSame(innerAnonymousClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass$1"))
+    fun `test find outer`() = assertEquivalent(outerClass, findQualifiedClass("com.example.test.OuterClass"))
+    fun `test find outerAnonymous`() = assertEquivalent(outerAnonymousClass, findQualifiedClass("com.example.test.OuterClass$1"))
+    fun `test find inner`() = assertEquivalent(innerClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass"))
+    fun `test find inner anonymous`() = assertEquivalent(innerAnonymousClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass$1"))
     fun `test find inner anonymous inner`() =
-            assertSame(innerAnonymousInnerClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass$1\$AnonymousInnerClass"))
+            assertEquivalent(innerAnonymousInnerClass, findQualifiedClass("com.example.test.OuterClass\$InnerClass$1\$AnonymousInnerClass"))
 
 }

src/test/kotlin/com/demonwav/mcdev/util/OuterClassTest.kt

@@ -13,6 +13,7 @@ package com.demonwav.mcdev.util
 import com.demonwav.mcdev.framework.ProjectBuilderTest
 import com.intellij.psi.PsiAnonymousClass
 import com.intellij.psi.PsiClass
+import com.intellij.psi.PsiElement
 import com.intellij.psi.PsiJavaFile
 
 abstract class OuterClassTest : ProjectBuilderTest() {
@@ -56,4 +57,8 @@ abstract class OuterClassTest : ProjectBuilderTest() {
         this.innerAnonymousClass = innerClass.anonymousElements!!.single() as PsiAnonymousClass
         this.innerAnonymousInnerClass = innerAnonymousClass.innerClasses.single()
     }
+
+    protected fun assertEquivalent(a: PsiElement, b: PsiElement?) {
+        assertTrue("Expected $a == $b", a.manager.areElementsEquivalent(a, b))
+    }
 }