From 26e88f5ab65947319fca5ceaf3bd746767ca5e78 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timo=20Westk=C3=A4mper?= <timo.westkamper@mysema.com>
Date: Wed, 23 Feb 2011 09:43:18 +0000
Subject: [PATCH]

---
 .../java/com/mysema/util/ReflectionUtils.java | 14 ++++---
 .../query/util/LimitingIteratorTest.java      | 28 ++++++++++++++
 .../com/mysema/query/util/MathUtilsTest.java  | 31 +++++++++++++++
 .../query/util/ReflectionUtilsTest.java       | 38 +++++++++++++++++++
 4 files changed, 105 insertions(+), 6 deletions(-)
 create mode 100644 querydsl-core/src/test/java/com/mysema/query/util/LimitingIteratorTest.java
 create mode 100644 querydsl-core/src/test/java/com/mysema/query/util/MathUtilsTest.java
 create mode 100644 querydsl-core/src/test/java/com/mysema/query/util/ReflectionUtilsTest.java

diff --git a/querydsl-core/src/main/java/com/mysema/util/ReflectionUtils.java b/querydsl-core/src/main/java/com/mysema/util/ReflectionUtils.java
index 690daa82f..389178051 100644
--- a/querydsl-core/src/main/java/com/mysema/util/ReflectionUtils.java
+++ b/querydsl-core/src/main/java/com/mysema/util/ReflectionUtils.java
@@ -48,8 +48,10 @@ public final class ReflectionUtils {
         while (beanClass != null && !beanClass.equals(Object.class)){
             try {
                 return beanClass.getDeclaredField(propertyName);
-            } catch (SecurityException e) { // skip
-            } catch (NoSuchFieldException e) { // skip
+            } catch (SecurityException e) {
+                // skip
+            } catch (NoSuchFieldException e) {
+                // skip
             }
             beanClass = beanClass.getSuperclass();
         }
@@ -90,7 +92,7 @@ public final class ReflectionUtils {
         }
         return null;
     }
-    
+
     public static Set<Class<?>> getImplementedInterfaces(Class<?> cl){
         Set<Class<?>> interfaces = new HashSet<Class<?>>();
         Deque<Class<?>> classes = new ArrayDeque<Class<?>>();
@@ -99,11 +101,11 @@ public final class ReflectionUtils {
             Class<?> c = classes.pop();
             interfaces.addAll(Arrays.asList(c.getInterfaces()));
             if (c.getSuperclass() != null){
-                classes.add(c.getSuperclass());    
-            }            
+                classes.add(c.getSuperclass());
+            }
             classes.addAll(Arrays.asList(c.getInterfaces()));
         }
         return interfaces;
     }
-    
+
 }
diff --git a/querydsl-core/src/test/java/com/mysema/query/util/LimitingIteratorTest.java b/querydsl-core/src/test/java/com/mysema/query/util/LimitingIteratorTest.java
new file mode 100644
index 000000000..27f8b7b12
--- /dev/null
+++ b/querydsl-core/src/test/java/com/mysema/query/util/LimitingIteratorTest.java
@@ -0,0 +1,28 @@
+package com.mysema.query.util;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.Arrays;
+import java.util.Iterator;
+
+import org.junit.Test;
+
+import com.mysema.commons.lang.IteratorAdapter;
+import com.mysema.query.QueryModifiers;
+
+
+public class LimitingIteratorTest {
+
+    @Test
+    public void Limit(){
+        LimitingIterator<String> it = new LimitingIterator<String>(Arrays.asList("1","2","3").iterator(), 2);
+        assertEquals(Arrays.asList("1","2"), IteratorAdapter.asList(it));
+    }
+
+    @Test
+    public void Offset(){
+        Iterator<String> it = LimitingIterator.create(Arrays.asList("1","2","3").iterator(), QueryModifiers.offset(1));
+        assertEquals(Arrays.asList("2","3"), IteratorAdapter.asList(it));
+    }
+
+}
diff --git a/querydsl-core/src/test/java/com/mysema/query/util/MathUtilsTest.java b/querydsl-core/src/test/java/com/mysema/query/util/MathUtilsTest.java
new file mode 100644
index 000000000..e93b6c935
--- /dev/null
+++ b/querydsl-core/src/test/java/com/mysema/query/util/MathUtilsTest.java
@@ -0,0 +1,31 @@
+package com.mysema.query.util;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+import com.mysema.util.MathUtils;
+
+public class MathUtilsTest {
+
+    @Test
+    public void Sum() {
+        assertEquals(Integer.valueOf(5), MathUtils.sum(2, 3.0));
+    }
+
+    @Test
+    public void Difference() {
+        assertEquals(Integer.valueOf(2), MathUtils.difference(5, 3.0));
+    }
+
+    @Test
+    public void Cast_Integer_To_Long() {
+        assertEquals(Long.valueOf(2), MathUtils.cast(2, Long.class));
+    }
+
+    @Test
+    public void Cast_Double_To_Long() {
+        assertEquals(Long.valueOf(3), MathUtils.cast(3.2, Long.class));
+    }
+
+}
diff --git a/querydsl-core/src/test/java/com/mysema/query/util/ReflectionUtilsTest.java b/querydsl-core/src/test/java/com/mysema/query/util/ReflectionUtilsTest.java
new file mode 100644
index 000000000..67390abd2
--- /dev/null
+++ b/querydsl-core/src/test/java/com/mysema/query/util/ReflectionUtilsTest.java
@@ -0,0 +1,38 @@
+package com.mysema.query.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import java.io.Serializable;
+import java.lang.reflect.AnnotatedElement;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+import javax.annotation.Nullable;
+
+import org.junit.Test;
+
+import com.mysema.query.types.Expression;
+import com.mysema.query.types.expr.SimpleExpression;
+import com.mysema.util.ReflectionUtils;
+
+public class ReflectionUtilsTest {
+
+    @Nullable
+    String property;
+
+    @Test
+    public void GetAnnotatedElement() {
+        AnnotatedElement annotatedElement = ReflectionUtils.getAnnotatedElement(ReflectionUtilsTest.class, "property", String.class);
+        assertNotNull(annotatedElement.getAnnotation(Nullable.class));
+    }
+
+    @Test
+    @SuppressWarnings("unchecked")
+    public void GetImplementedInterfaces() {
+        Set<Class<?>> ifaces = ReflectionUtils.getImplementedInterfaces(SimpleExpression.class);
+        assertEquals(new HashSet<Class<?>>(Arrays.asList(Serializable.class, Expression.class)), ifaces);
+    }
+
+}