gradle-plugin: Fix tests according to plugin changes

tools/kotlin-native-gradle-plugin/src/test/groovy/org/jetbrains/kotlin/gradle/plugin/test/KonanProject.groovy

@@ -109,7 +109,7 @@ class KonanProject {
             }
             """.stripIndent()
         )
-        compilationTasks = [":compileKonan${DEFAULT_ARTIFACT_NAME.capitalize()}".toString(), ":compileKonan", ":build"]
+        compilationTasks = [defaultCompilationTask(), ":compileKonan", ":build"]
         return result
     }
 
@@ -183,6 +183,16 @@ class KonanProject {
         addSetting("konanArtifacts", artifactName, parameter, value)
     }
 
+    /** Returns the path of compileKonan... task for the default artifact. */
+    String defaultCompilationTask() {
+        return compilationTask(DEFAULT_ARTIFACT_NAME)
+    }
+
+    /** Returns the path of compileKonan... task for the artifact specified. */
+    String compilationTask(String artifactName) {
+        return ":compileKonan${artifactName.capitalize()}"
+    }
+
     /** Creates a project with default build and source files. */
     static KonanProject create(File projectDir) {
         return createEmpty(projectDir) {
@@ -263,9 +273,8 @@ class KonanInteropProject extends KonanProject {
             }
             """.stripIndent()
         )
-        interopTasks = [":gen${DEFAULT_INTEROP_NAME.capitalize()}InteropStubs".toString(),
+        interopTasks = [defaultStubGenerationTask(), defaultStubCompilationTask()]
-                        ":compile${DEFAULT_INTEROP_NAME.capitalize()}InteropStubs".toString()]
+        compilationTasks = [defaultCompilationTask(), ":compileKonan", ":build"]
-        compilationTasks = [":compileKonan${DEFAULT_ARTIFACT_NAME.capitalize()}".toString(), ":compileKonan", ":build"]
         return result
     }
 
@@ -299,6 +308,22 @@ class KonanInteropProject extends KonanProject {
         addSetting("konanInterop", interopName, parameter, value)
     }
 
+    String defaultStubGenerationTask() {
+        return stubGenerationTask(DEFAULT_INTEROP_NAME)
+    }
+
+    String defaultStubCompilationTask() {
+        return stubCompilationTask(DEFAULT_INTEROP_NAME)
+    }
+
+    String stubGenerationTask(String interopName) {
+        return ":gen${interopName.capitalize()}InteropStubs"
+    }
+
+    String stubCompilationTask(String interopName) {
+        return ":compile${interopName.capitalize()}InteropStubs"
+    }
+
     /** Creates a project with default build, source and def files. */
     static KonanInteropProject create(File projectDir) {
         return createEmpty(projectDir) {

tools/kotlin-native-gradle-plugin/src/test/groovy/org/jetbrains/kotlin/gradle/plugin/test/PathSpecification.groovy

@@ -35,7 +35,7 @@ class PathSpecification extends BaseKonanSpecification {
         def result = project.createRunner().withArguments('build').buildAndFail()
 
         then:
-        result.task(project.downloadTask).outcome == TaskOutcome.FAILED
+        result.task(project.defaultCompilationTask()).outcome == TaskOutcome.FAILED
     }
 
     def 'Plugin should stop building if the stub generator classpath is empty'() {
@@ -45,7 +45,7 @@ class PathSpecification extends BaseKonanSpecification {
         def result = project.createRunner().withArguments('build').buildAndFail()
 
         then:
-        result.task(project.downloadTask).outcome == TaskOutcome.FAILED
+        result.task(project.defaultStubGenerationTask()).outcome == TaskOutcome.FAILED
     }
 
 }

tools/kotlin-native-gradle-plugin/src/test/groovy/org/jetbrains/kotlin/gradle/plugin/test/RegressionSpecification.groovy

@@ -31,6 +31,7 @@ class RegressionSpecification extends BaseKonanSpecification {
         }
 
         def result = project.createRunner().withArguments('tasks').build()
+
         then:
         result.task(':tasks').outcome == TaskOutcome.SUCCESS
     }