[MO-java-dev] CVS: mockobjects-java/src/core/com/mockobjects/dynamic/matchers StatelessInvocationMatcher.java,NONE,1.1 CallOnceMatcher.java,NONE,1.1 MethodNameMatcher.java,NONE,1.1 ArgumentsMatcher.java,NONE,1.1

[Steve F. <sm...@us...>]

Update of /cvsroot/mockobjects/mockobjects-java/src/core/com/mockobjects/dynamic/matchers
In directory sc8-pr-cvs1:/tmp/cvs-serv8912/src/core/com/mockobjects/dynamic/matchers

Added Files:
	StatelessInvocationMatcher.java CallOnceMatcher.java 
	MethodNameMatcher.java ArgumentsMatcher.java 
Log Message:
Added support for state to InvocationMatchers

Added CallOnceMatcher

Removed CallOnceStub

Moved matchers into separate package



--- NEW FILE: StatelessInvocationMatcher.java ---
/*
 * Copyright Mockobjects.com 29-Oct-2003
 */
package com.mockobjects.dynamic.matchers;

import com.mockobjects.dynamic.Invocation;
import com.mockobjects.dynamic.InvocationMatcher;

public abstract class StatelessInvocationMatcher implements InvocationMatcher {
	public void invoked(Invocation invocation) { 
		// Do nothing because state cannot change
	} 
	
	public void verify() {
		// Nothing to verify because state cannot change
	}
}
--- NEW FILE: CallOnceMatcher.java ---
/*
 * Copyright mockobjects.com 29-Oct-2003
 */
package com.mockobjects.dynamic.matchers;

import junit.framework.Assert;

import com.mockobjects.dynamic.Invocation;
import com.mockobjects.dynamic.InvocationMatcher;

public class CallOnceMatcher implements InvocationMatcher {
	private boolean wasInvoked = false;
	
	public boolean matches(Invocation invocation) {
		return ! wasInvoked;
	}

	public void invoked(Invocation invocation) {
		wasInvoked = true;
	}

	public void verify() {
		Assert.assertTrue("Should have been invoked", wasInvoked);
	}

}

--- NEW FILE: MethodNameMatcher.java ---
/*
 * Copyright Mockobjects.com 29-Oct-2003
 */
package com.mockobjects.dynamic.matchers;

import com.mockobjects.constraint.Constraint;
import com.mockobjects.constraint.IsEqual;
import com.mockobjects.dynamic.Invocation;


public class MethodNameMatcher 
	extends StatelessInvocationMatcher
{
	private Constraint constraint;
	
	public MethodNameMatcher(Constraint constraint) {
		this.constraint = constraint;
	}
	public MethodNameMatcher(String methodName) {
		this(new IsEqual(methodName));
	}
	public boolean matches(Invocation invocation) {
		return constraint.eval(invocation.getMethodName());
	}
}
--- NEW FILE: ArgumentsMatcher.java ---
/*
 * Copyright mockobjects.com 29-Oct-2003
 *
 */
package com.mockobjects.dynamic.matchers;

import java.util.List;

import com.mockobjects.constraint.Constraint;
import com.mockobjects.dynamic.Invocation;


public class ArgumentsMatcher 
	extends StatelessInvocationMatcher
{
	private Constraint[] constraints;
	
	public ArgumentsMatcher(Constraint[] constraints) {
		ArgumentsMatcher.this.constraints = constraints;
	}

	public boolean matches(Invocation invocation) {
		return constraints.length == invocation.getParameterValues().size()
			&& matchesValues(invocation.getParameterValues());
	}

	private boolean matchesValues(List list) {
		for (int i = 0; i < constraints.length; ++i) {
			if (!constraints[i].eval(list.get(i))) {
				return false;
			}
		}
		return true;
	}

	public Constraint[] getConstraints() {
		return constraints;
	}
	
	public String toString() {
		StringBuffer result = new StringBuffer();
		result.append("ArgumentMatcher: ");
		for (int i = 0; i < constraints.length; ++i) {
			result.append(constraints[i]).append(", ");
		}
		return result.toString();
	}
	
	public boolean equals(Object other) {
		return other != null && toString().equals(other.toString());
	}
}