diff --git a/src/main/java/de/plushnikov/intellij/plugin/processor/CleanupProcessor.java b/src/main/java/de/plushnikov/intellij/plugin/processor/CleanupProcessor.java
index 7f5cbc0b2..e8b332122 100644
--- a/src/main/java/de/plushnikov/intellij/plugin/processor/CleanupProcessor.java
+++ b/src/main/java/de/plushnikov/intellij/plugin/processor/CleanupProcessor.java
@@ -80,7 +80,7 @@ private void validateCleanUpMethodExists(@NotNull PsiLocalVariable psiVariable,
   }
 
   private void validateInitializerExist(@NotNull ProblemNewBuilder problemNewBuilder, @NotNull PsiLocalVariable psiVariable) {
-    if (null == psiVariable.getInitializer()) {
+    if (!psiVariable.hasInitializer()) {
       problemNewBuilder.addError("'@Cleanup' variable declarations need to be initialized.");
     }
   }
diff --git a/src/main/java/de/plushnikov/intellij/plugin/processor/ValProcessor.java b/src/main/java/de/plushnikov/intellij/plugin/processor/ValProcessor.java
index f85bcd0b9..4925d764d 100644
--- a/src/main/java/de/plushnikov/intellij/plugin/processor/ValProcessor.java
+++ b/src/main/java/de/plushnikov/intellij/plugin/processor/ValProcessor.java
@@ -58,7 +58,7 @@ public static boolean isVar(@NotNull PsiVariable psiVariable) {
   }
 
   public static boolean isVal(@NotNull PsiLocalVariable psiLocalVariable) {
-    if (psiLocalVariable.getInitializer() != null) {
+    if (psiLocalVariable.hasInitializer()) {
       final PsiTypeElement typeElement = psiLocalVariable.getTypeElement();
       return isPossibleVal(typeElement.getText()) && isVal(resolveQualifiedName(typeElement));
     }
@@ -66,7 +66,7 @@ public static boolean isVal(@NotNull PsiLocalVariable psiLocalVariable) {
   }
 
   public static boolean isVar(@NotNull PsiLocalVariable psiLocalVariable) {
-    if (psiLocalVariable.getInitializer() != null) {
+    if (psiLocalVariable.hasInitializer()) {
       final PsiTypeElement typeElement = psiLocalVariable.getTypeElement();
       return isPossibleVar(typeElement.getText()) && isVar(resolveQualifiedName(typeElement));
     }
@@ -74,7 +74,7 @@ public static boolean isVar(@NotNull PsiLocalVariable psiLocalVariable) {
   }
 
   private static boolean isValOrVar(@NotNull PsiLocalVariable psiLocalVariable) {
-    if (psiLocalVariable.getInitializer() != null) {
+    if (psiLocalVariable.hasInitializer()) {
       final PsiTypeElement typeElement = psiLocalVariable.getTypeElement();
       return isPossibleValOrVar(typeElement.getText()) && isValOrVar(resolveQualifiedName(typeElement));
     }
diff --git a/src/main/java/de/plushnikov/intellij/plugin/processor/clazz/constructor/AbstractConstructorClassProcessor.java b/src/main/java/de/plushnikov/intellij/plugin/processor/clazz/constructor/AbstractConstructorClassProcessor.java
index db62551bc..0595d068c 100644
--- a/src/main/java/de/plushnikov/intellij/plugin/processor/clazz/constructor/AbstractConstructorClassProcessor.java
+++ b/src/main/java/de/plushnikov/intellij/plugin/processor/clazz/constructor/AbstractConstructorClassProcessor.java
@@ -177,7 +177,7 @@ protected Collection<PsiField> getAllNotInitializedAndNotStaticFields(@NotNull P
 
         boolean isFinal = isFieldFinal(psiField, modifierList, classAnnotatedWithValue);
         // skip initialized final fields
-        addField &= (!isFinal || null == psiField.getInitializer() ||
+        addField &= (!isFinal || !psiField.hasInitializer() ||
           PsiAnnotationSearchUtil.findAnnotation(psiField, BUILDER_DEFAULT_ANNOTATION) != null);
       }
 
@@ -204,7 +204,7 @@ public Collection<PsiField> getRequiredFields(@NotNull PsiClass psiClass) {
         final boolean isFinal = isFieldFinal(psiField, modifierList, classAnnotatedWithValue);
         final boolean isNonNull = PsiAnnotationSearchUtil.isAnnotatedWith(psiField, LombokUtils.NON_NULL_PATTERN);
         // accept initialized final or nonnull fields
-        if ((isFinal || isNonNull) && null == psiField.getInitializer()) {
+        if ((isFinal || isNonNull) && !psiField.hasInitializer()) {
           result.add(psiField);
         }
       }
diff --git a/src/main/java/de/plushnikov/intellij/plugin/processor/field/GetterFieldProcessor.java b/src/main/java/de/plushnikov/intellij/plugin/processor/field/GetterFieldProcessor.java
index b2a5e39ef..a12817462 100644
--- a/src/main/java/de/plushnikov/intellij/plugin/processor/field/GetterFieldProcessor.java
+++ b/src/main/java/de/plushnikov/intellij/plugin/processor/field/GetterFieldProcessor.java
@@ -53,7 +53,7 @@ protected boolean validate(@NotNull PsiAnnotation psiAnnotation, @NotNull PsiFie
           PsiQuickFixFactory.createModifierListFix(psiField, PsiModifier.FINAL, true, false));
         result = false;
       }
-      if (null == psiField.getInitializer()) {
+      if (!psiField.hasInitializer()) {
         builder.addError("'lazy' requires field initialization.");
         result = false;
       }
diff --git a/src/main/java/de/plushnikov/intellij/plugin/processor/field/WitherFieldProcessor.java b/src/main/java/de/plushnikov/intellij/plugin/processor/field/WitherFieldProcessor.java
index f0afb77fb..3b7ece43f 100644
--- a/src/main/java/de/plushnikov/intellij/plugin/processor/field/WitherFieldProcessor.java
+++ b/src/main/java/de/plushnikov/intellij/plugin/processor/field/WitherFieldProcessor.java
@@ -84,7 +84,7 @@ private boolean validNonFinalInitialized(@NotNull PsiField psiField, @NotNull Pr
     final PsiClass psiClass = psiField.getContainingClass();
     if (null != psiClass &&
       psiField.hasModifierProperty(PsiModifier.FINAL) && !PsiAnnotationSearchUtil.isAnnotatedWith(psiClass, LombokClassNames.VALUE) &&
-      psiField.getInitializer() != null && !PsiAnnotationSearchUtil.isAnnotatedWith(psiField, LombokClassNames.BUILDER_DEFAULT)) {
+      psiField.hasInitializer() && !PsiAnnotationSearchUtil.isAnnotatedWith(psiField, LombokClassNames.BUILDER_DEFAULT)) {
       builder.addWarning("Not generating wither for this field: Withers cannot be generated for final, initialized fields.",
         PsiQuickFixFactory.createModifierListFix(psiField, PsiModifier.FINAL, false, false));
       return false;
@@ -152,7 +152,7 @@ private Collection<PsiField> filterFields(@NotNull PsiClass psiClass) {
       if (classField.hasModifierProperty(PsiModifier.STATIC)) {
         continue;
       }
-      if (classField.hasModifierProperty(PsiModifier.FINAL) && null != classField.getInitializer()) {
+      if (classField.hasModifierProperty(PsiModifier.FINAL) && classField.hasInitializer()) {
         continue;
       }
 
diff --git a/src/test/java/de/plushnikov/intellij/plugin/AbstractLombokLightCodeInsightTestCase.java b/src/test/java/de/plushnikov/intellij/plugin/AbstractLombokLightCodeInsightTestCase.java
index 8c05c8205..342aca30a 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/AbstractLombokLightCodeInsightTestCase.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/AbstractLombokLightCodeInsightTestCase.java
@@ -1,5 +1,6 @@
 package de.plushnikov.intellij.plugin;
 
+import com.intellij.openapi.util.RecursionManager;
 import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -35,6 +36,9 @@ public void setUp() throws Exception {
     super.setUp();
 
     loadLombokLibrary();
+
+    //TODO disable assertions for the moment
+    RecursionManager.disableMissedCacheAssertions(myFixture.getProjectDisposable());
   }
 
   protected void loadLombokLibrary() {
diff --git a/src/test/java/de/plushnikov/intellij/plugin/inspection/DataFlowWithDisabledCachingInspectionTest.java b/src/test/java/de/plushnikov/intellij/plugin/inspection/DataFlowWithDisabledCachingInspectionTest.java
index c49589b66..60d913f8a 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/inspection/DataFlowWithDisabledCachingInspectionTest.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/inspection/DataFlowWithDisabledCachingInspectionTest.java
@@ -2,7 +2,6 @@
 
 import com.intellij.codeInspection.InspectionProfileEntry;
 import com.intellij.codeInspection.dataFlow.DataFlowInspection;
-import com.intellij.openapi.util.RecursionManager;
 
 
 public class DataFlowWithDisabledCachingInspectionTest extends LombokInspectionTest {
diff --git a/src/test/java/de/plushnikov/intellij/plugin/inspection/LombokInspectionTest.java b/src/test/java/de/plushnikov/intellij/plugin/inspection/LombokInspectionTest.java
index 12b8cc2ea..2a59b3a44 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/inspection/LombokInspectionTest.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/inspection/LombokInspectionTest.java
@@ -1,5 +1,6 @@
 package de.plushnikov.intellij.plugin.inspection;
 
+import com.intellij.openapi.util.RecursionManager;
 import com.intellij.openapi.util.registry.Registry;
 import com.intellij.testFramework.LightProjectDescriptor;
 import com.siyeh.ig.LightJavaInspectionTestCase;
@@ -16,6 +17,9 @@ public void setUp() throws Exception {
     LombokTestUtil.loadLombokLibrary(myFixture.getProjectDisposable(), getModule());
 
     Registry.get("platform.random.idempotence.check.rate").setValue(1, getTestRootDisposable());
+
+    //TODO disable assertions for the moment
+    RecursionManager.disableMissedCacheAssertions(myFixture.getProjectDisposable());
   }
 
   @NotNull
diff --git a/src/test/java/de/plushnikov/intellij/plugin/inspection/PointlessBooleanExpressionInspectionTest.java b/src/test/java/de/plushnikov/intellij/plugin/inspection/PointlessBooleanExpressionInspectionTest.java
index 975d4bf5e..02657bc7b 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/inspection/PointlessBooleanExpressionInspectionTest.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/inspection/PointlessBooleanExpressionInspectionTest.java
@@ -1,7 +1,6 @@
 package de.plushnikov.intellij.plugin.inspection;
 
 import com.intellij.codeInspection.InspectionProfileEntry;
-import com.intellij.openapi.util.RecursionManager;
 import com.siyeh.ig.controlflow.PointlessBooleanExpressionInspection;
 
 /**
diff --git a/src/test/java/de/plushnikov/intellij/plugin/intention/LombokIntentionActionTest.java b/src/test/java/de/plushnikov/intellij/plugin/intention/LombokIntentionActionTest.java
index 03f7a015a..28df23aed 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/intention/LombokIntentionActionTest.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/intention/LombokIntentionActionTest.java
@@ -13,11 +13,6 @@ protected String getBasePath() {
     return TEST_DATA_INTENTION_DIRECTORY;
   }
 
-  @Override
-  public void setUp() throws Exception {
-    super.setUp();
-  }
-
   public abstract IntentionAction getIntentionAction();
 
   public abstract boolean wasInvocationSuccessful();
diff --git a/src/test/java/de/plushnikov/intellij/plugin/postfix/LombokVarPostfixTemplateTest.java b/src/test/java/de/plushnikov/intellij/plugin/postfix/LombokVarPostfixTemplateTest.java
index b00c4f9ac..65180c2dc 100644
--- a/src/test/java/de/plushnikov/intellij/plugin/postfix/LombokVarPostfixTemplateTest.java
+++ b/src/test/java/de/plushnikov/intellij/plugin/postfix/LombokVarPostfixTemplateTest.java
@@ -3,6 +3,7 @@
 import de.plushnikov.intellij.plugin.AbstractLombokLightCodeInsightTestCase;
 
 public class LombokVarPostfixTemplateTest extends AbstractLombokLightCodeInsightTestCase {
+
   public void testSimpleVarl() {
     doTest("/postfix/varl/");
   }