diff --git a/src/test/java/org/solovyev/android/calculator/model/CalculatorEngineTest.java b/src/test/java/org/solovyev/android/calculator/model/CalculatorEngineTest.java
index 4936a1d5..2e667ee2 100644
--- a/src/test/java/org/solovyev/android/calculator/model/CalculatorEngineTest.java
+++ b/src/test/java/org/solovyev/android/calculator/model/CalculatorEngineTest.java
@@ -36,6 +36,33 @@ public class CalculatorEngineTest {
 		CalculatorEngine.instance.setThreadKiller(new CalculatorEngine.ThreadKillerImpl());
 	}
 
+	@Test
+	public void testDegrees() throws Exception {
+		final CalculatorEngine cm = CalculatorEngine.instance;
+
+		final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
+		try {
+			cm.getEngine().setAngleUnits(AngleUnit.rad);
+			cm.setPrecision(3);
+			try {
+				Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "°"));
+				fail();
+			} catch (CalculatorParseException e) {
+
+			}
+
+			Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "1°").getResult());
+			Assert.assertEquals("0.349", cm.evaluate(JsclOperation.numeric, "20.0°").getResult());
+			Assert.assertEquals("0.5", cm.evaluate(JsclOperation.numeric, "sin(30°)").getResult());
+			Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(sin(30°))").getResult());
+			Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.numeric, "∂(cos(t),t,t,1°)").getResult());
+
+			Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.simplify, "∂(cos(t),t,t,1°)").getResult());
+		} finally {
+			cm.getEngine().setAngleUnits(defaultAngleUnit);
+		}
+	}
+
 	@Test
 	public void testLongExecution() throws Exception {
 		final CalculatorEngine cm = CalculatorEngine.instance;
@@ -379,32 +406,4 @@ public class CalculatorEngineTest {
 			cm.setNumeralBase(defaultNumeralBase);
 		}
 	}
-
-/*	@Test
-	public void testDegrees() throws Exception {
-		final CalculatorEngine cm = CalculatorEngine.instance;
-
-		final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
-		try {
-			cm.getEngine().setAngleUnits(AngleUnit.rad);
-			cm.setPrecision(3);
-			try {
-				Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "°"));
-				fail();
-			} catch (CalculatorParseException e) {
-				// ok
-			}
-
-			Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "1°").getResult());
-			Assert.assertEquals("0.349", cm.evaluate(JsclOperation.numeric, "20.0°").getResult());
-			Assert.assertEquals("0.5", cm.evaluate(JsclOperation.numeric, "sin(30°)").getResult());
-			Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(sin(30°))").getResult());
-			Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.numeric, "∂(cos(t),t,t,1°)").getResult());
-
-			Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.simplify, "∂(cos(t),t,t,1°)").getResult());
-		} finally {
-			cm.getEngine().setAngleUnits(defaultAngleUnit);
-		}
-	}*/
-
 }
diff --git a/src/test/java/org/solovyev/android/calculator/model/NumeralBaseTest.java b/src/test/java/org/solovyev/android/calculator/model/NumeralBaseTest.java
index d47bfc75..a8b4cf3d 100644
--- a/src/test/java/org/solovyev/android/calculator/model/NumeralBaseTest.java
+++ b/src/test/java/org/solovyev/android/calculator/model/NumeralBaseTest.java
@@ -58,9 +58,9 @@ public class NumeralBaseTest {
 				input.add(hex);
 				input.add(bin);
 
-				System.out.println("Dec: " + dec);
-				System.out.println("Hex: " + hex);
-				System.out.println("Bin: " + bin);
+				//System.out.println("Dec: " + dec);
+				//System.out.println("Hex: " + hex);
+				//System.out.println("Bin: " + bin);
 
 				final ExpressionGeneratorWithInput eg = new ExpressionGeneratorWithInput(input, 20);
 				final List<String> expressions = eg.generate();
@@ -69,18 +69,18 @@ public class NumeralBaseTest {
 				final String hexExpression = expressions.get(1);
 				final String binExpression = expressions.get(2);
 
-				System.out.println("Dec expression: " + decExpression);
-				System.out.println("Hex expression: " + hexExpression);
-				System.out.println("Bin expression: " + binExpression);
+				//System.out.println("Dec expression: " + decExpression);
+				//System.out.println("Hex expression: " + hexExpression);
+				//System.out.println("Bin expression: " + binExpression);
 
 				final String decResult = Expression.valueOf(decExpression).numeric().toString();
-				System.out.println("Dec result: " + decResult);
+				//System.out.println("Dec result: " + decResult);
 
 				final String hexResult = Expression.valueOf(hexExpression).numeric().toString();
-				System.out.println("Hex result: " + hexResult);
+				//System.out.println("Hex result: " + hexResult);
 
 				final String binResult = Expression.valueOf(binExpression).numeric().toString();
-				System.out.println("Bin result: " + binResult);
+				//System.out.println("Bin result: " + binResult);
 
 				Assert.assertEquals("dec-hex: " + decExpression + " : " + hexExpression, decResult, hexResult);
 				Assert.assertEquals("dec-bin: " + decExpression + " : " + binExpression, decResult, binResult);