(UnusedSymbolInspection) Added support for typing per inspection tests

relates to #KT-38653

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/AHeavyInspectionsPerformanceTest.kt

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.perf
+
+import com.intellij.codeInsight.daemon.impl.HighlightInfo
+import com.intellij.testFramework.UsefulTestCase
+import org.jetbrains.kotlin.idea.perf.util.ExternalProject
+import org.jetbrains.kotlin.idea.perf.util.lastPathSegment
+import org.jetbrains.kotlin.idea.perf.util.suite
+import org.jetbrains.kotlin.test.JUnit3RunnerWithInners
+import org.junit.runner.RunWith
+
+/**
+ * Run the only specified exceptions on the selected files in Kotling project.
+ * Used for 'The Kotlin sources: kt files heavy inspections' graph.
+ * @TODO Should be run before typing tests as the testing project becomes unusable afterwards.
+ */
+@RunWith(JUnit3RunnerWithInners::class)
+class AHeavyInspectionsPerformanceTest : UsefulTestCase() {
+    val listOfFiles = arrayOf(
+        "libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt",
+        "idea/idea-analysis/src/org/jetbrains/kotlin/idea/util/PsiPrecedences.kt",
+        "compiler/psi/src/org/jetbrains/kotlin/psi/KtElement.kt",
+        "compiler/psi/src/org/jetbrains/kotlin/psi/KtFile.kt",
+        "compiler/psi/src/org/jetbrains/kotlin/psi/KtImportInfo.kt"
+    )
+    val listOfInspections = arrayOf(
+        "UnusedSymbol",
+        "MemberVisibilityCanBePrivate"
+    )
+
+    fun testLocalInspection() {
+        suite {
+            app {
+                project(ExternalProject.KOTLIN_GRADLE) {
+                    for (inspection in listOfInspections) {
+                        enableSingleInspection(inspection)
+                        for (file in listOfFiles) {
+                            val editorFile = editor(file)
+
+                            measure<List<HighlightInfo>>(inspection, file.lastPathSegment()) {
+                                test = {
+                                    highlight(editorFile)
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/PerfTestBuilder.kt

@@ -5,6 +5,8 @@
 
 package org.jetbrains.kotlin.idea.perf
 
+import org.jetbrains.kotlin.idea.perf.profilers.ProfilerConfig
+
 class PerfTestBuilder<SV, TV> {
     private lateinit var stats: Stats
     private lateinit var name: String
@@ -15,6 +17,7 @@ class PerfTestBuilder<SV, TV> {
     private var tearDown: (TestData<SV, TV>) -> Unit = { }
     private var profilerEnabled: Boolean = false
     private var checkStability: Boolean = true
+    private var profilerConfig: ProfilerConfig = ProfilerConfig()
 
     internal fun run() {
         stats.perfTest(
@@ -61,6 +64,10 @@ class PerfTestBuilder<SV, TV> {
         this.profilerEnabled = profilerEnabled
     }
 
+    fun profilerConfig(profilerConfig: ProfilerConfig) {
+        this.profilerConfig = profilerConfig
+    }
+
     fun checkStability(checkStability: Boolean) {
         this.checkStability = checkStability
     }

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/Stats.kt

@@ -22,6 +22,7 @@ typealias StatInfos = Map<String, Any>?
 
 class Stats(
     val name: String = "",
+    private val profilerConfig: ProfilerConfig = ProfilerConfig(),
     private val header: Array<String> = arrayOf("Name", "ValueMS", "StdDev"),
     private val acceptanceStabilityLevel: Int = 25
 ) : Closeable {
@@ -266,7 +267,7 @@ class Stats(
                 testData.reset()
                 triggerGC(attempt)
 
-                val phaseProfiler = createPhaseProfiler(phaseData, phaseName, attempt)
+                val phaseProfiler = createPhaseProfiler(phaseData, phaseName, attempt, profilerConfig)
 
                 val setUpMillis = measureTimeMillis { phaseData.setUp(testData) }
                 val attemptName = "${phaseData.testName} #$attempt"
@@ -316,7 +317,8 @@ class Stats(
     private fun <K, T> createPhaseProfiler(
         phaseData: PhaseData<K, T>,
         phaseName: String,
-        attempt: Int
+        attempt: Int,
+        profilerConfig: ProfilerConfig
     ): PhaseProfiler {
         val profilerHandler = if (phaseData.profilerEnabled) ProfilerHandler.getInstance() else DummyProfilerHandler
 
@@ -325,7 +327,7 @@ class Stats(
             check(with(File(profilerPath)) { exists() || mkdirs() }) { "unable to mkdirs $profilerPath for ${phaseData.testName}" }
             val activityName = "${phaseData.testName}-${if (phaseName.isEmpty()) "" else "$phaseName-"}$attempt"
 
-            ActualPhaseProfiler(activityName, profilerPath, profilerHandler)
+            ActualPhaseProfiler(activityName, profilerPath, profilerHandler, profilerConfig)
         } else {
             DummyPhaseProfiler
         }

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/profilers/PhaseProfiler.kt

@@ -19,14 +19,17 @@ object DummyPhaseProfiler : PhaseProfiler {
 class ActualPhaseProfiler(
     private val activityName: String,
     private val profilerPath: String,
-    private val profilerHandler: ProfilerHandler
+    private val profilerHandler: ProfilerHandler,
+    private val config: ProfilerConfig = ProfilerConfig()
 ) :
     PhaseProfiler {
     override fun start() {
-        profilerHandler.startProfiling(activityName)
+        profilerHandler.startProfiling(activityName, config)
     }
 
     override fun stop() {
-        profilerHandler.stopProfiling(profilerPath, activityName)
+        profilerHandler.stopProfiling(profilerPath, activityName, config)
     }
 }
+
+data class ProfilerConfig(var tracing: Boolean = false, var options: List<String> = emptyList())

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/profilers/ProfilerHandler.kt

@@ -10,9 +10,9 @@ import org.jetbrains.kotlin.idea.perf.profilers.yk.YKProfilerHandler
 import org.jetbrains.kotlin.idea.perf.util.logMessage
 
 interface ProfilerHandler {
-    fun startProfiling(activityName: String, options: List<String> = emptyList())
+    fun startProfiling(activityName: String, config: ProfilerConfig)
 
-    fun stopProfiling(snapshotsPath: String, activityName: String, options: List<String> = emptyList())
+    fun stopProfiling(snapshotsPath: String, activityName: String, config: ProfilerConfig)
 
     companion object {
         private var instance: ProfilerHandler? = null
@@ -32,9 +32,9 @@ interface ProfilerHandler {
 }
 
 object DummyProfilerHandler : ProfilerHandler {
-    override fun startProfiling(activityName: String, options: List<String>) {}
+    override fun startProfiling(activityName: String, config: ProfilerConfig) {}
 
-    override fun stopProfiling(snapshotsPath: String, activityName: String, options: List<String>) {}
+    override fun stopProfiling(snapshotsPath: String, activityName: String, config: ProfilerConfig) {}
 }
 
 internal fun <T> doOrLog(message: String, block: () -> T?): T? {

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/profilers/async/AsyncProfilerHandler.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.idea.perf.profilers.async
 import com.intellij.openapi.util.SystemInfo
 import com.intellij.openapi.util.io.FileUtil
 import com.intellij.util.containers.ContainerUtil
+import org.jetbrains.kotlin.idea.perf.profilers.ProfilerConfig
 import org.jetbrains.kotlin.idea.perf.profilers.ProfilerHandler
 import org.jetbrains.kotlin.idea.perf.profilers.doOrThrow
 import org.jetbrains.kotlin.idea.perf.util.logMessage
@@ -47,18 +48,18 @@ internal class AsyncProfilerHandler : ProfilerHandler {
         executeMethod.invoke(asyncProfiler, command)
     }
 
-    override fun startProfiling(activityName: String, options: List<String>) {
+    override fun startProfiling(activityName: String, config: ProfilerConfig) {
         try {
-            profilingOptions = options
+            profilingOptions = config.options
-            execute(AsyncProfilerCommandBuilder.buildStartCommand(options))
+            execute(AsyncProfilerCommandBuilder.buildStartCommand(config.options))
             profilingStarted = true
         } catch (e: Exception) {
             throw RuntimeException(e)
         }
     }
 
-    override fun stopProfiling(snapshotsPath: String, activityName: String, options: List<String>) {
+    override fun stopProfiling(snapshotsPath: String, activityName: String, config: ProfilerConfig) {
-        val combinedOptions = ArrayList(options)
+        val combinedOptions = ArrayList(config.options)
         val commandBuilder = AsyncProfilerCommandBuilder(snapshotsPath)
         val name = activityName.replace(' ', '_').replace('/', '_')
         val stopAndDumpCommands = commandBuilder.buildStopAndDumpCommands(name, combinedOptions)

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/profilers/yk/YKProfilerHandler.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.idea.perf.profilers.yk
 
+import org.jetbrains.kotlin.idea.perf.profilers.ProfilerConfig
 import org.jetbrains.kotlin.idea.perf.profilers.ProfilerHandler
 import org.jetbrains.kotlin.idea.perf.profilers.doOrThrow
 import org.jetbrains.kotlin.idea.perf.util.logMessage
@@ -32,15 +33,18 @@ class YKProfilerHandler : ProfilerHandler {
         }
     }
 
-    override fun startProfiling(activityName: String, options: List<String>) {
+    override fun startProfiling(activityName: String, config: ProfilerConfig) {
-        startCPUSamplingMethod.invoke(controller, null)
+        if (config.tracing)
+            startTracingMethod.invoke(controller, null)
+        else
+            startCPUSamplingMethod.invoke(controller, null)
     }
 
-    override fun stopProfiling(snapshotsPath: String, activityName: String, options: List<String>) {
+    override fun stopProfiling(snapshotsPath: String, activityName: String, config: ProfilerConfig) {
         val dumpPath = captureSnapshotMethod.invoke(controller, SNAPSHOT_WITHOUT_HEAP) as String
         stopCPUProfilingMethod.invoke(controller)
         val path = Paths.get(dumpPath)
-        val target = path.parent.resolve(snapshotsPath)
+        val target = path.parent.resolve(snapshotsPath).resolve(activityName)
         logMessage { "dump is moved to $target" }
         Files.move(path, target)
     }
@@ -57,6 +61,12 @@ class YKProfilerHandler : ProfilerHandler {
                 String::class.java
             )
         }
+        private val startTracingMethod: Method = doOrThrow("com.yourkit.api.Controller#startTracing(String) not found") {
+            ykLibClass.getMethod(
+                "startTracing",
+                String::class.java
+            )
+        }
         private val captureSnapshotMethod: Method = doOrThrow("com.yourkit.api.Controller#captureSnapshot(long) not found") {
             ykLibClass.getMethod(
                 "captureSnapshot",
@@ -64,6 +74,10 @@ class YKProfilerHandler : ProfilerHandler {
             )
         }
 
+        private val capturePerformanceSnapshotMethod: Method = doOrThrow("com.yourkit.api.Controller#capturePerformanceSnapshot() not found") {
+            ykLibClass.getMethod("capturePerformanceSnapshot")
+        }
+
         private val stopCPUProfilingMethod: Method = doOrThrow("com.yourkit.api.Controller#stopCPUProfiling() not found") {
             ykLibClass.getMethod("stopCPUProfiling")
         }

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/util/performanceSuite.kt

@@ -34,6 +34,7 @@ import org.jetbrains.kotlin.idea.perf.ProjectBuilder
 import org.jetbrains.kotlin.idea.perf.Stats
 import org.jetbrains.kotlin.idea.perf.Stats.Companion.runAndMeasure
 import org.jetbrains.kotlin.idea.perf.performanceTest
+import org.jetbrains.kotlin.idea.perf.profilers.ProfilerConfig
 import org.jetbrains.kotlin.idea.perf.util.ProfileTools.Companion.disableAllInspections
 import org.jetbrains.kotlin.idea.perf.util.ProfileTools.Companion.enableAllInspections
 import org.jetbrains.kotlin.idea.perf.util.ProfileTools.Companion.enableInspections
@@ -139,6 +140,7 @@ class PerformanceSuite {
                     after?.invoke()
                 }
                 profilerEnabled(config.profile)
+                profilerConfig(config.profilerConfig)
             }
             return value
         }
@@ -178,7 +180,7 @@ class PerformanceSuite {
         }
 
         override fun close() {
-            application?.setDataProvider(null)
+            application.setDataProvider(null)
         }
 
         companion object {
@@ -214,7 +216,7 @@ class PerformanceSuite {
     }
 
 
-    class StatsScopeConfig(var name: String? = null, var warmup: Int = 2, var iterations: Int = 5, var profile: Boolean = false)
+    class StatsScopeConfig(var name: String? = null, var warmup: Int = 2, var iterations: Int = 5, var profile: Boolean = false, var profilerConfig: ProfilerConfig = ProfilerConfig())
 
     class ProjectScopeConfig(val path: String, val openWith: ProjectOpenAction, val refresh: Boolean = false) {
         val name: String = path.lastPathSegment()
@@ -329,8 +331,8 @@ class PerformanceSuite {
         override fun close() {
             RunAll(
                 ThrowableRunnable {
-                    project?.let { prj ->
+                    project.let { prj ->
-                        app.application?.closeProject(prj)
+                        app.application.closeProject(prj)
                     }
                 }).run()
         }
@@ -407,7 +409,7 @@ fun UsefulTestCase.suite(
 ) {
     PerformanceSuite.suite(
         suiteName ?: this.javaClass.name,
-        PerformanceSuite.StatsScope(config, Stats(config.name ?: suiteName ?: name), testRootDisposable),
+        PerformanceSuite.StatsScope(config, Stats(config.name ?: suiteName ?: name, config.profilerConfig), testRootDisposable),
         block
     )
 }

idea/performanceTests/test/org/jetbrains/kotlin/idea/perf/util/testProject.kt

@@ -13,6 +13,8 @@ class ExternalProject(val path: String, val openWith: ProjectOpenAction) {
 
         val KOTLIN_GRADLE = ExternalProject(KOTLIN_PROJECT_PATH, ProjectOpenAction.GRADLE_PROJECT)
         val KOTLIN_JPS = ExternalProject(KOTLIN_PROJECT_PATH, ProjectOpenAction.EXISTING_IDEA_PROJECT)
+
+        // not intended for using in unit tests, only for local verification
         val KOTLIN_AUTO = ExternalProject(KOTLIN_PROJECT_PATH, autoOpenAction(KOTLIN_PROJECT_PATH))
 
         fun autoOpenAction(path: String): ProjectOpenAction {