Skip test generation for abstract methods #550 (#556)

Author: volivan239

utbot-cli/src/main/kotlin/org/utbot/cli/GenerateTestsCommand.kt

@@ -96,6 +96,7 @@ class GenerateTestsCommand :
             val classUnderTest: KClass<*> = loadClassBySpecifiedFqn(targetClassFqn)
             val targetMethods = classUnderTest.targetMethods()
                 .filterWhen(UtSettings.skipTestGenerationForSyntheticMethods) { !isKnownSyntheticMethod(it) }
+                .filterNot { it.callable.isAbstract }
             val testCaseGenerator = initializeGenerator(workingDirectory)
 
             if (targetMethods.isEmpty()) {

utbot-intellij/src/main/kotlin/org/utbot/intellij/plugin/generator/UtTestsDialogProcessor.kt

@@ -19,6 +19,7 @@ import com.intellij.openapi.ui.Messages
 import com.intellij.openapi.util.Computable
 import com.intellij.openapi.util.text.StringUtil
 import com.intellij.psi.PsiClass
+import com.intellij.psi.PsiModifier
 import com.intellij.psi.SyntheticElement
 import com.intellij.refactoring.util.classMembers.MemberInfo
 import com.intellij.testIntegration.TestIntegrationUtils
@@ -54,6 +55,7 @@ import org.utbot.common.filterWhen
 import org.utbot.engine.util.mockListeners.ForceStaticMockListener
 import org.utbot.framework.plugin.api.testFlow
 import org.utbot.intellij.plugin.settings.Settings
+import org.utbot.intellij.plugin.util.isAbstract
 import kotlin.reflect.KClass
 import kotlin.reflect.full.functions
 
@@ -152,6 +154,7 @@ object UtTestsDialogProcessor {
                                             .filterWhen(UtSettings.skipTestGenerationForSyntheticMethods) {
                                                 it.member !is SyntheticElement
                                             }
+                                            .filterNot { it.isAbstract }
                                     DumbService.getInstance(project).runReadActionInSmartMode(Computable {
                                         findMethodsInClassMatchingSelected(clazz, srcMethods)
                                     })
@@ -189,9 +192,10 @@ object UtTestsDialogProcessor {
                                         ForceStaticMockListener.create(testCaseGenerator, model.conflictTriggers)
                                     }
 
-                                    val notEmptyCases = withUtContext(context) {
-                                        testCaseGenerator
-                                            .generate(
+                                    val notEmptyCases = runCatching {
+                                        withUtContext(context) {
+                                            testCaseGenerator
+                                                .generate(
                                                 methods,
                                                 model.mockStrategy,
                                                 model.chosenClassesToMockAlways,
@@ -203,9 +207,10 @@ object UtTestsDialogProcessor {
                                                     fuzzingValue = project.service<Settings>().fuzzingValue
                                                 }
                                             )
-                                            .map { it.summarize(searchDirectory) }
-                                            .filterNot { it.executions.isEmpty() && it.errors.isEmpty() }
-                                    }
+                                                .map { it.summarize(searchDirectory) }
+                                                .filterNot { it.executions.isEmpty() && it.errors.isEmpty() }
+                                        }
+                                    }.getOrDefault(listOf())
 
                                     if (notEmptyCases.isEmpty()) {
                                         showErrorDialogLater(

utbot-intellij/src/main/kotlin/org/utbot/intellij/plugin/ui/GenerateTestsDialogWindow.kt

@@ -40,6 +40,7 @@ import com.intellij.psi.PsiClass
 import com.intellij.psi.PsiManager
 import com.intellij.psi.PsiMethod
 import com.intellij.psi.SyntheticElement
+import com.intellij.psi.PsiModifier
 import com.intellij.refactoring.PackageWrapper
 import com.intellij.refactoring.ui.MemberSelectionTable
 import com.intellij.refactoring.ui.PackageNameReferenceEditorCombo
@@ -129,6 +130,7 @@ import javax.swing.JComponent
 import javax.swing.JList
 import javax.swing.JPanel
 import kotlin.streams.toList
+import org.utbot.intellij.plugin.util.isAbstract
 
 private const val RECENTS_KEY = "org.utbot.recents"
 
@@ -372,6 +374,7 @@ class GenerateTestsDialogWindow(val model: GenerateTestsModel) : DialogWrapper(m
         if (srcClasses.size == 1) {
             items = TestIntegrationUtils.extractClassMethods(srcClasses.single(), false)
                 .filterWhen(UtSettings.skipTestGenerationForSyntheticMethods) { it.member !is SyntheticElement }
+                .filterNot { it.isAbstract }
             updateMethodsTable(items)
         } else {
             items = srcClasses.map { MemberInfo(it) }

utbot-intellij/src/main/kotlin/org/utbot/intellij/plugin/util/MemberInfoUtils.kt

@@ -0,0 +1,8 @@
+package org.utbot.intellij.plugin.util
+
+import com.intellij.psi.PsiModifier
+import com.intellij.psi.PsiModifierListOwner
+import com.intellij.refactoring.classMembers.MemberInfoBase
+
+val MemberInfoBase<out PsiModifierListOwner>.isAbstract: Boolean
+    get() = this.member.modifierList?.hasModifierProperty(PsiModifier.ABSTRACT)?: false

utbot-junit-contest/src/main/kotlin/org/utbot/contest/Contest.kt

@@ -442,6 +442,7 @@ private fun prepareClass(kotlinClass: KClass<*>, methodNameFilter: String?): Lis
         .filter { methodNameFilter?.equals(it.callable.name) ?: true }
         .filterNot { it.isConstructor && (it.clazz.isAbstract || it.clazz.java.isEnum) }
         .filterWhen(UtSettings.skipTestGenerationForSyntheticMethods) { !isKnownSyntheticMethod(it) }
+        .filterNot { it.callable.isAbstract }
         .toList()
 
     return if (kotlinClass.nestedClasses.isEmpty()) {