Wallet.java

package searls.dougu.examples;

public class Wallet {

	private int dollarCount;
	
	public void insertDollars(int numberOfDollars) {
		for(int i=0;i<numberOfDollars;i++) {
			putADollarInThatWallet(true);
		}
	}
	
	void putADollarInThatWallet(boolean alwaysTrue) {
		if(!alwaysTrue) {
			//Maybe I had fun test-driving a whole bunch of logic in here!
			//Too bad it's effectively unreachable by production code
			//And missing code coverage can't tell me this might be dead code
		}
		//Oh, and good luck refactoring this method, since 
		//our test code is now tightly coupled to this implementation
		dollarCount++;
	}
}