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Commitcfaacad

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committed
TDD section (not great yet, but runs)
1 parent0dbbb64 commitcfaacad

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7 files changed

+178
-1
lines changed

7 files changed

+178
-1
lines changed

‎verifying/StringInverter.java

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// verifying/StringInverter.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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interfaceStringInverter {
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publicStringinvert(Stringstr);
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}

‎verifying/StringInverter1.java

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// verifying/StringInverter1.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// {java StringInverterTest StringInverter1}
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publicclassStringInverter1implementsStringInverter {
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publicStringinvert(Stringstr) {return""; }
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}
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/* Output:
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StringInverter1 has 3 FAILURES:
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Failure 1:
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allowedCharacters_Fail(StringInverterTest)
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Expected exception: java.lang.RuntimeException
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Failure 2:
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basicInversion_Succeed(StringInverterTest)
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expected:<[]> but was:<[eXIT, pURSUED BY A bEAR.]>
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Failure 3:
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lengthLessThan26_Fail(StringInverterTest)
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Expected exception: java.lang.RuntimeException
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*/

‎verifying/StringInverter2.java

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// verifying/StringInverter2.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// {java StringInverterTest StringInverter2}
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importstaticjava.lang.Character.*;
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publicclassStringInverter2implementsStringInverter {
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publicStringinvert(Stringstr) {
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Stringresult ="";
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for(inti =0;i <str.length();i++) {
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charc =str.charAt(i);
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result +=isUpperCase(c) ?
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toLowerCase(c) :
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toUpperCase(c);
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}
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returnresult;
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}
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}
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/* Output:
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StringInverter2 has 2 FAILURES:
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Failure 1:
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allowedCharacters_Fail(StringInverterTest)
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Expected exception: java.lang.RuntimeException
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Failure 2:
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lengthLessThan26_Fail(StringInverterTest)
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Expected exception: java.lang.RuntimeException
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*/

‎verifying/StringInverter3.java

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// verifying/StringInverter3.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// {java StringInverterTest StringInverter3}
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importstaticjava.lang.Character.*;
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publicclassStringInverter3implementsStringInverter {
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publicStringinvert(Stringstr) {
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if(str.length() >25)
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thrownewRuntimeException("argument too long!");
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Stringresult ="";
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for(inti =0;i <str.length();i++) {
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charc =str.charAt(i);
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result +=isUpperCase(c) ?
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toLowerCase(c) :
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toUpperCase(c);
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}
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returnresult;
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}
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}
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/* Output:
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StringInverter3 has 1 FAILURES:
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Failure 1:
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allowedCharacters_Fail(StringInverterTest)
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Expected exception: java.lang.RuntimeException
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*/

‎verifying/StringInverter4.java

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// verifying/StringInverter4.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// {java StringInverterTest StringInverter4}
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importstaticjava.lang.Character.*;
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publicclassStringInverter4implementsStringInverter {
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staticfinalStringallowed =
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"abcdefghijklmnopqrstuvwxyz ,." +
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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publicStringinvert(Stringstr) {
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if(str.length() >25)
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thrownewRuntimeException("argument too long!");
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Stringresult ="";
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for(inti =0;i <str.length();i++) {
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charc =str.charAt(i);
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if(allowed.indexOf(c) == -1)
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thrownewRuntimeException(c +" Not allowed");
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result +=isUpperCase(c) ?
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toLowerCase(c) :
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toUpperCase(c);
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}
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returnresult;
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}
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}
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/* Output:
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StringInverter4 has 0 FAILURES:
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*/

‎verifying/StringInverterTest.java

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// verifying/StringInverterTest.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// {ValidateByHand} // Don't run by itself
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importjava.util.*;
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importorg.junit.*;
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importstaticorg.junit.Assert.*;
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importorg.junit.runner.*;
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importorg.junit.runner.notification.Failure;
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publicclassStringInverterTest {
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staticStringInverterinverter;
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@Test
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publicfinalvoidbasicInversion_Succeed() {
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Stringin ="Exit, Pursued by a Bear.";
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Stringout ="eXIT, pURSUED BY A bEAR.";
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assertEquals(inverter.invert(in),out);
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}
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@Test(expected =ComparisonFailure.class)
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publicfinalvoidbasicInversion_Fail() {
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assertEquals(inverter.invert("X"),"X");
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}
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@Test(expected =RuntimeException.class)
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publicfinalvoidallowedCharacters_Fail() {
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inverter.invert(";-_()*&^%$#@!~`");
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inverter.invert("0123456789");
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}
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/*@Test
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public final void allowedCharacters_Succeed() {
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inverter.invert("abcdefghijklmnopqrstuvwxyz ,.");
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inverter.invert("ABCDEFGHIJKLMNOPQRSTUVWXYZ ,.");
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assertTrue(true); // No exception thrown
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}*/
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@Test(expected =RuntimeException.class)
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publicfinalvoidlengthLessThan26_Fail() {
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Stringstr ="xxxxxxxxxxxxxxxxxxxxxxxxxx";
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assertTrue(str.length() >25);
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inverter.invert(str);
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}
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@Test
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publicfinalvoidlengthLessThan26_Succeed() {
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Stringstr ="xxxxxxxxxxxxxxxxxxxxxxxxx";
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assertTrue(str.length() <26);
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inverter.invert(str);
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assertTrue(true);// No exception thrown
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}
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publicstaticvoidmain(String[]args)throwsException{
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assertEquals(args.length,1);
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inverter = (StringInverter)
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Class.forName(args[0]).newInstance();
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Resultresult =JUnitCore.runClasses(
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StringInverterTest.class);
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List<Failure>failures =result.getFailures();
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System.out.printf("%s has %d FAILURES:\n",
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args[0],failures.size());
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intcount =1;
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for(Failuref :failures) {
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System.out.printf("Failure %d:\n",count++);
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System.out.println(f.getDescription());
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System.out.println(f.getMessage());
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}
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}
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}

‎verifying/logback.xml

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<rootlevel="TRACE">
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<appender-refref="STDOUT" />
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</root>
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</configuration>
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</configuration>

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