1 files changed, 46 insertions, 0 deletions
diff --git a/src/org/easymock/internal/matchers/EqualsWithDelta.java b/src/org/easymock/internal/matchers/EqualsWithDelta.java
new file mode 100644
index 0000000..7cc4f33
--- /dev/null
+++ b/src/org/easymock/internal/matchers/EqualsWithDelta.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2001-2009 OFFIS, Tammo Freese
+ * 
+ * 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.easymock.internal.matchers;
+
+import java.io.Serializable;
+
+import org.easymock.IArgumentMatcher;
+
+public class EqualsWithDelta implements IArgumentMatcher, Serializable {
+
+    private static final long serialVersionUID = -3018631689416120154L;
+
+    private final Number expected;
+
+    private final Number delta;
+
+    public EqualsWithDelta(Number value, Number delta) {
+        this.expected = value;
+        this.delta = delta;
+    }
+
+    public boolean matches(Object actual) {
+        Number actualNumber = (Number) actual;
+        return expected.doubleValue() - delta.doubleValue() <= actualNumber
+                .doubleValue()
+                && actualNumber.doubleValue() <= expected.doubleValue()
+                        + delta.doubleValue();
+    }
+
+    public void appendTo(StringBuffer buffer) {
+        buffer.append("eq(" + expected + ", " + delta + ")");
+    }
+}