// This file was generated by jmlunit on Mon Mar 16 13:17:00 EDT 2009. package org.jmlspecs.samples.prelimdesign; /** Automatically-generated test driver for JML and JUnit based * testing of IntMathOps2. The superclass of this class should be edited * to supply test data. However it's best not to edit this class * directly; instead use the command * 
 *  jmlunit IntMathOps2.java
 *
* to regenerate this class whenever IntMathOps2.java changes. */ public class IntMathOps2_JML_Test extends IntMathOps2_JML_TestData { /** Initialize this class. */ public IntMathOps2_JML_Test(java.lang.String name) { super(name); } /** Run the tests. */ public static void main(java.lang.String[] args) { org.jmlspecs.jmlunit.JMLTestRunner.run(suite()); // You can also use a JUnit test runner such as: // junit.textui.TestRunner.run(suite()); } /** Test to see if the code for class IntMathOps2 * has been compiled with runtime assertion checking (i.e., by jmlc). * Code that is not compiled with jmlc would not make an effective test, * since no assertion checking would be done. */ public void test$IsRACCompiled() { junit.framework.Assert.assertTrue("code for class IntMathOps2" + " was not compiled with jmlc" + " so no assertions will be checked!", org.jmlspecs.jmlrac.runtime.JMLChecker.isRACCompiled(IntMathOps2.class) ); } /** Return the test suite for this test class. This will have * added to it at least test$IsRACCompiled(), and any test methods * written explicitly by the user in the superclass. It will also * have added test suites for each testing each method and * constructor. */ //@ ensures \result != null; public static junit.framework.Test suite() { IntMathOps2_JML_Test testobj = new IntMathOps2_JML_Test("IntMathOps2_JML_Test"); junit.framework.TestSuite testsuite = testobj.overallTestSuite(); // Add instances of Test found by the reflection mechanism. testsuite.addTestSuite(IntMathOps2_JML_Test.class); testobj.addTestSuiteForEachMethod(testsuite); return testsuite; } /** A JUnit test object that can run a single test method. This * is defined as a nested class solely for convenience; it can't * be defined once and for all because it must subclass its * enclosing class. */ protected static abstract class OneTest extends IntMathOps2_JML_Test { /** Initialize this test object. */ public OneTest(String name) { super(name); } /** The result object that holds information about testing. */ protected junit.framework.TestResult result; //@ also //@ requires result != null; public void run(junit.framework.TestResult result) { this.result = result; super.run(result); } /* Run a single test and decide whether the test was * successful, meaningless, or a failure. This is the * Template Method pattern abstraction of the inner loop in a * JML/JUnit test. */ public void runTest() throws java.lang.Throwable { try { // The call being tested! doCall(); } catch (org.jmlspecs.jmlrac.runtime.JMLEntryPreconditionError e) { // meaningless test input addMeaningless(); } catch (org.jmlspecs.jmlrac.runtime.JMLAssertionError e) { // test failure int l = org.jmlspecs.jmlrac.runtime.JMLChecker.getLevel(); org.jmlspecs.jmlrac.runtime.JMLChecker.setLevel (org.jmlspecs.jmlrac.runtime.JMLOption.NONE); try { java.lang.String failmsg = this.failMessage(e); junit.framework.AssertionFailedError err = new junit.framework.AssertionFailedError(failmsg); err.setStackTrace(new java.lang.StackTraceElement[]{}); err.initCause(e); result.addFailure(this, err); } finally { org.jmlspecs.jmlrac.runtime.JMLChecker.setLevel(l); } } catch (java.lang.Throwable e) { // test success } } /** Call the method to be tested with the appropriate arguments. */ protected abstract void doCall() throws java.lang.Throwable; /** Format the error message for a test failure, based on the * method's arguments. */ protected abstract java.lang.String failMessage (org.jmlspecs.jmlrac.runtime.JMLAssertionError e); /** Inform listeners that a meaningless test was run. */ private void addMeaningless() { if (result instanceof org.jmlspecs.jmlunit.JMLTestResult) { ((org.jmlspecs.jmlunit.JMLTestResult)result) .addMeaningless(this); } } } /** Create the tests that are to be run for testing the class * IntMathOps2. The framework will then run them. * @param overallTestSuite$ The suite accumulating all of the tests * for this driver class. */ //@ requires overallTestSuite$ != null; public void addTestSuiteForEachMethod (junit.framework.TestSuite overallTestSuite$) { try { this.addTestSuiteFor$TestIsqrt(overallTestSuite$); } catch (java.lang.Throwable ex) { overallTestSuite$.addTest (new org.jmlspecs.jmlunit.strategies.ConstructorFailed(ex)); } } /** Add tests for the isqrt method * to the overall test suite. */ private void addTestSuiteFor$TestIsqrt (junit.framework.TestSuite overallTestSuite$) { junit.framework.TestSuite methodTests$ = this.emptyTestSuiteFor("isqrt"); try { org.jmlspecs.jmlunit.strategies.IntIterator vint$1$iter = this.vintIter("isqrt", 0); this.check_has_data (vint$1$iter, "this.vintIter(\"isqrt\", 0)"); while (!vint$1$iter.atEnd()) { final int y = vint$1$iter.getInt(); methodTests$.addTest (new TestIsqrt(y)); vint$1$iter.advance(); } } catch (org.jmlspecs.jmlunit.strategies.TestSuiteFullException e$) { // methodTests$ doesn't want more tests } overallTestSuite$.addTest(methodTests$); } /** Test for the isqrt method. */ protected static class TestIsqrt extends OneTest { /** Argument y */ private int y; /** Initialize this instance. */ public TestIsqrt(int y) { super("isqrt"+ ":" + y); this.y = y; } protected void doCall() throws java.lang.Throwable { IntMathOps2.isqrt(y); } protected java.lang.String failMessage (org.jmlspecs.jmlrac.runtime.JMLAssertionError e$) { java.lang.String msg = "\n\tMethod 'isqrt' applied to"; msg += "\n\tReceiver class IntMathOps2"; msg += "\n\tArgument y: " + this.y; return msg; } } /** Check that the iterator is non-null and not empty. */ private void check_has_data(org.jmlspecs.jmlunit.strategies.IndefiniteIterator iter, String call) { if (iter == null) { junit.framework.Assert.fail(call + " returned null"); } if (iter.atEnd()) { junit.framework.Assert.fail(call + " returned an empty iterator"); } } /** Converts a char to a printable String for display */ public static String charToString(char c) { if (c == '\n') { return "NL"; } else if (c == '\r') { return "CR"; } else if (c == '\t') { return "TAB"; } else if (Character.isISOControl(c)) { int i = (int)c; return "\\u" + Character.forDigit((i/2048)%16,16) + Character.forDigit((i/256)%16,16) + Character.forDigit((i/16)%16,16) + Character.forDigit((i)%16,16); } return Character.toString(c); } }