Fix evaluation tests - create views in gui thread

idea/tests/org/jetbrains/kotlin/idea/debugger/evaluate/AbstractKotlinEvaluateExpressionTest.kt

@@ -29,6 +29,8 @@ import com.intellij.debugger.settings.NodeRendererSettings
 import com.intellij.debugger.ui.impl.watch.*
 import com.intellij.debugger.ui.tree.*
 import com.intellij.execution.process.ProcessOutputTypes
+import com.intellij.openapi.application.ApplicationManager
+import com.intellij.openapi.application.ModalityState
 import com.intellij.openapi.util.Disposer
 import com.intellij.openapi.util.io.FileUtil
 import com.intellij.psi.PsiElement
@@ -122,8 +124,13 @@ abstract class AbstractKotlinEvaluateExpressionTest : KotlinDebuggerTestBase() {
 
         doStepping(path)
 
-        val variablesView = createVariablesView()
+        var variablesView: XVariablesView? = null
-        val watchesView = createWatchesView()
+        var watchesView: XWatchesViewImpl? = null
+
+        ApplicationManager.getApplication().invokeAndWait({
+            variablesView = createVariablesView()
+            watchesView = createWatchesView()
+        }, ModalityState.any())
 
         doOnBreakpoint {
             val exceptions = linkedMapOf<String, Throwable>()
@@ -142,7 +149,7 @@ abstract class AbstractKotlinEvaluateExpressionTest : KotlinDebuggerTestBase() {
             }
             finally {
                if (shouldPrintFrame) {
-                    printFrame(variablesView, watchesView, PrinterConfig(skipInPrintFrame, descriptorViewOptions))
+                    printFrame(variablesView!!, watchesView!!, PrinterConfig(skipInPrintFrame, descriptorViewOptions))
                     println(fileText, ProcessOutputTypes.SYSTEM)
                 }
                 else {
@@ -152,6 +159,7 @@ abstract class AbstractKotlinEvaluateExpressionTest : KotlinDebuggerTestBase() {
 
             checkExceptions(exceptions)
         }
+
         finish()
     }