diff --git a/compiler/tests/org/jetbrains/jet/cfg/AbstractControlFlowTest.java b/compiler/tests/org/jetbrains/jet/cfg/AbstractControlFlowTest.java
new file mode 100644
index 00000000000..c77756f2335
--- /dev/null
+++ b/compiler/tests/org/jetbrains/jet/cfg/AbstractControlFlowTest.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2010-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.cfg;
+
+import com.google.common.collect.Sets;
+import kotlin.Function1;
+import kotlin.Function3;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.jet.lang.cfg.pseudocode.Instruction;
+import org.jetbrains.jet.lang.cfg.pseudocode.InstructionImpl;
+import org.jetbrains.jet.lang.cfg.pseudocode.PseudocodeImpl;
+
+import java.util.*;
+
+public abstract class AbstractControlFlowTest extends AbstractPseudocodeTest {
+
+    @Override
+    protected void dumpInstructions(PseudocodeImpl pseudocode, @NotNull StringBuilder out) {
+        final int nextInstructionsColumnWidth = countNextInstructionsColumnWidth(pseudocode.getAllInstructions());
+
+        dumpInstructions(pseudocode, out, new Function3<Instruction, Instruction, Instruction, String>() {
+            @Override
+            public String invoke(Instruction instruction, Instruction next, Instruction prev) {
+                StringBuilder result = new StringBuilder();
+                Collection<Instruction> nextInstructions = instruction.getNextInstructions();
+
+                if (!sameContents(next, nextInstructions)) {
+                    result.append("    NEXT:").append(
+                            String.format("%1$-" + nextInstructionsColumnWidth + "s", formatInstructionList(nextInstructions)));
+                }
+                Collection<Instruction> previousInstructions = instruction.getPreviousInstructions();
+                if (!sameContents(prev, previousInstructions)) {
+                    result.append("    PREV:").append(formatInstructionList(previousInstructions));
+                }
+                return result.toString();
+            }
+        });
+    }
+
+    private static String formatInstructionList(Collection<Instruction> instructions) {
+        StringBuilder sb = new StringBuilder();
+        sb.append('[');
+        for (Iterator<Instruction> iterator = instructions.iterator(); iterator.hasNext(); ) {
+            Instruction instruction = iterator.next();
+            String instructionText = instruction.toString();
+            String[] parts = instructionText.split("\n");
+            if (parts.length > 1) {
+                StringBuilder instructionSb = new StringBuilder();
+                for (String part : parts) {
+                    instructionSb.append(part.trim()).append(' ');
+                }
+                if (instructionSb.toString().length() > 30) {
+                    sb.append(instructionSb.substring(0, 28)).append("..)");
+                }
+                else {
+                    sb.append(instructionSb);
+                }
+            }
+            else {
+                sb.append(instruction);
+            }
+            if (iterator.hasNext()) {
+                sb.append(", ");
+            }
+        }
+        sb.append(']');
+        return sb.toString();
+    }
+
+
+    private static int countNextInstructionsColumnWidth(List<Instruction> instructions) {
+        int maxWidth = 0;
+        for (Instruction instruction : instructions) {
+            String instructionListText = formatInstructionList(instruction.getNextInstructions());
+            if (instructionListText.length() > maxWidth) {
+                maxWidth = instructionListText.length();
+            }
+        }
+        return maxWidth;
+    }
+
+    private static boolean sameContents(@Nullable Instruction natural, Collection<Instruction> actual) {
+        if (natural == null) {
+            return actual.isEmpty();
+        }
+        return Collections.singleton(natural).equals(new HashSet<Instruction>(actual));
+    }
+}
diff --git a/compiler/tests/org/jetbrains/jet/cfg/AbstractPseudocodeTest.java b/compiler/tests/org/jetbrains/jet/cfg/AbstractPseudocodeTest.java
index 81a7833682f..37177ef5307 100644
--- a/compiler/tests/org/jetbrains/jet/cfg/AbstractPseudocodeTest.java
+++ b/compiler/tests/org/jetbrains/jet/cfg/AbstractPseudocodeTest.java
@@ -20,7 +20,6 @@ import com.google.common.collect.Sets;
 import com.intellij.openapi.util.text.StringUtil;
 import kotlin.Function3;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.ConfigurationKind;
 import org.jetbrains.jet.JetTestUtils;
 import org.jetbrains.jet.analyzer.AnalyzeExhaust;
@@ -157,59 +156,9 @@ public abstract class AbstractPseudocodeTest extends KotlinTestWithEnvironment {
         return sb.toString();
     }
 
-    private static String formatInstructionList(Collection<Instruction> instructions) {
-        StringBuilder sb = new StringBuilder();
-        sb.append('[');
-        for (Iterator<Instruction> iterator = instructions.iterator(); iterator.hasNext(); ) {
-            Instruction instruction = iterator.next();
-            String instructionText = instruction.toString();
-            String[] parts = instructionText.split("\n");
-            if (parts.length > 1) {
-                StringBuilder instructionSb = new StringBuilder();
-                for (String part : parts) {
-                    instructionSb.append(part.trim()).append(' ');
-                }
-                if (instructionSb.toString().length() > 30) {
-                    sb.append(instructionSb.substring(0, 28)).append("..)");
-                }
-                else {
-                    sb.append(instructionSb);
-                }
-            }
-            else {
-                sb.append(instruction);
-            }
-            if (iterator.hasNext()) {
-                sb.append(", ");
-            }
-        }
-        sb.append(']');
-        return sb.toString();
-    }
+    protected abstract void dumpInstructions(PseudocodeImpl pseudocode, @NotNull StringBuilder out);
 
-    private void dumpInstructions(PseudocodeImpl pseudocode, @NotNull StringBuilder out) {
-        final int nextInstructionsColumnWidth = countNextInstructionsColumnWidth(pseudocode.getAllInstructions());
-
-        dumpInstructions(pseudocode, out, new Function3<Instruction, Instruction, Instruction, String>() {
-            @Override
-            public String invoke(Instruction instruction, Instruction next, Instruction prev) {
-                StringBuilder result = new StringBuilder();
-                Collection<Instruction> nextInstructions = instruction.getNextInstructions();
-
-                if (!sameContents(next, nextInstructions)) {
-                    result.append("    NEXT:").append(
-                            String.format("%1$-" + nextInstructionsColumnWidth + "s", formatInstructionList(nextInstructions)));
-                }
-                Collection<Instruction> previousInstructions = instruction.getPreviousInstructions();
-                if (!sameContents(prev, previousInstructions)) {
-                    result.append("    PREV:").append(formatInstructionList(previousInstructions));
-                }
-                return result.toString();
-            }
-        });
-    }
-
-    private void dumpInstructions(
+    protected void dumpInstructions(
             @NotNull PseudocodeImpl pseudocode,
             @NotNull StringBuilder out,
             @NotNull Function3<Instruction, /*next*/Instruction, /*prev*/Instruction, String> getInstructionData
@@ -263,22 +212,4 @@ public abstract class AbstractPseudocodeTest extends KotlinTestWithEnvironment {
         }
         return maxWidth;
     }
-
-    private static int countNextInstructionsColumnWidth(List<Instruction> instructions) {
-        int maxWidth = 0;
-        for (Instruction instruction : instructions) {
-            String instructionListText = formatInstructionList(instruction.getNextInstructions());
-            if (instructionListText.length() > maxWidth) {
-                maxWidth = instructionListText.length();
-            }
-        }
-        return maxWidth;
-    }
-
-    private static boolean sameContents(@Nullable Instruction natural, Collection<Instruction> actual) {
-        if (natural == null) {
-            return actual.isEmpty();
-        }
-        return Collections.singleton(natural).equals(new HashSet<Instruction>(actual));
-    }
 }