Exemplo n.º 1
0
  /**
   * Each Unit in a TestCase contains a coherent set of assertions (or just one assertion) preceded
   * by code to set up the test. The class name of an instance of Unit is used when logging the
   * successful passing of a Unit and so use of anonymous subclasses of Unit is not advised.
   */
  public abstract class Unit {
    public abstract void call() throws Throwable;

    protected final Logger $log =
        LoggerFactory.getLogger(TestCase.this.$log.getName() + "." + this.getName());

    public String getName() {
      String[] $arrg = Primitives.Patterns.DOT.split(getClass().getCanonicalName());
      return $arrg[$arrg.length - 1];
    }

    /**
     * If this returns null, any exception thrown from the {@link #call()} method results in failure
     * of the Unit and aborting of all further Units in the entire Case. Otherwise, if this method
     * is overriden to return a type, an exception <i>must</i> be thrown from the call method that
     * is instanceof that type, or the Unit fails and all further Units in the entire Case are
     * aborted.
     */
    public <$T extends Throwable> Class<$T> expectExceptionType() {
      return null;
    }
    // this method often seems to cause warnings about unchecked conversion in subclasses even when
    // the return type is obviously legitimate, but i'm unsure of why.

    public final void breakUnitIfFailed() throws AssertionFailed {
      if ($unitFailures > 0) throw new AssertionFailed("breaking: " + $unitFailures + " failures.");
    }

    public final void breakCaseIfFailed() throws AssertionFatal {
      if ($unitFailures > 0)
        throw new AssertionFatal("breaking case: " + $unitFailures + " failures.");
    }

    public final void breakUnit(String $message) throws AssertionFailed {
      throw new AssertionFailed("breaking: " + $message);
    }

    public final void breakCase(String $message) throws AssertionFatal {
      throw new AssertionFatal("breaking case: " + $message);
    }

    public final void breakUnit(Throwable $message) throws AssertionFailed {
      throw new AssertionFailed("breaking: " + $message);
    }

    public final void breakCase(Throwable $message) throws AssertionFatal {
      throw new AssertionFatal("breaking case: " + $message);
    }

    ////////////////
    //  BOOLEAN
    ////////////////
    public final boolean assertTrue(boolean $bool) {
      return assertEquals(null, true, $bool);
    }

    public final boolean assertFalse(boolean $bool) {
      return assertEquals(null, false, $bool);
    }

    public final boolean assertEquals(boolean $expected, boolean $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertTrue(String $label, boolean $bool) {
      return assertEquals($label, true, $bool);
    }

    public final boolean assertFalse(String $label, boolean $bool) {
      return assertEquals($label, false, $bool);
    }

    public final boolean assertEquals(String $label, boolean $expected, boolean $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    ////////////////
    //  Object
    ////////////////
    public final boolean assertSame(Object $expected, Object $actual) {
      return assertSame(null, $expected, $actual);
    }

    public final boolean assertSame(String $label, Object $expected, Object $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    public final boolean assertNotSame(Object $expected, Object $actual) {
      return assertNotSame(null, $expected, $actual);
    }

    public final boolean assertNotSame(String $label, Object $expected, Object $actual) {
      if ($expected == $actual) {
        $unitFailures++;
        $log.warn(messageFailNot($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePassNot($label, $expected, $actual));
      return true;
    }

    public final boolean assertNull(Object $actual) {
      return assertSame(null, null, $actual);
    }

    public final boolean assertNull(String $label, Object $actual) {
      return assertSame($label, null, $actual);
    }

    public final boolean assertNotNull(Object $actual) {
      return assertNotSame(null, null, $actual);
    }

    public final boolean assertNotNull(String $label, Object $actual) {
      return assertNotSame($label, null, $actual);
    }

    public final boolean assertEquals(Object $expected, Object $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, Object $expected, Object $actual) {
      if (!assertEqualsHelper($expected, $actual)) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    private boolean assertEqualsHelper(Object $expected, Object $actual) {
      if ($expected == null) return ($actual == null);
      return $expected.equals($actual);
    }

    public final boolean assertInstanceOf(Class<?> $klass, Object $obj) {
      return assertInstanceOf(null, $klass, $obj);
    }

    public final boolean assertInstanceOf(String $label, Class<?> $klass, Object $obj) {
      if ($obj == null) {
        $unitFailures++;
        $log.warn(
            messageFail(
                $label, "null is never an instance of anything, and certainly not " + $klass + "."),
            new AssertionFailed());
        return false;
      }
      try {
        $klass.cast($obj);
        $log.debug(
            messagePass(
                $label,
                "\""
                    + $obj.getClass().getCanonicalName()
                    + "\" is an instance of \""
                    + $klass.getCanonicalName()
                    + "\""));
        return true;
      } catch (ClassCastException $e) {
        $unitFailures++;
        $log.warn(messageFail($label, $e.getMessage() + "."), new AssertionFailed());
        return false;
      }
    }

    ////////////////
    //  String
    ////////////////
    // there's not actually a dang thing special about these, i just want the api itself to reassure
    // developers that yes, strings can be asserted on and nothing weird happens.
    public final boolean assertEquals(String $expected, String $actual) {
      return assertEquals(null, (Object) $expected, (Object) $actual);
    }

    public final boolean assertEquals(String $label, String $expected, String $actual) {
      return assertEquals($label, (Object) $expected, (Object) $actual);
    }

    ////////////////
    //  INT
    ////////////////
    public final boolean assertEquals(int $expected, int $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, int $expected, int $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    public final boolean assertEquals(int $expected, int $actual, int $margin) {
      return assertEquals(null, $expected, $actual, $margin);
    }

    public final boolean assertEquals(String $label, int $expected, int $actual, int $margin) {
      if (Math.abs($expected - $actual) <= $margin) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual, $margin), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual, $margin));
      return true;
    }

    ////////////////
    //  LONG
    ////////////////
    public final boolean assertEquals(long $expected, long $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, long $expected, long $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    public final boolean assertEquals(long $expected, long $actual, long $margin) {
      return assertEquals(null, $expected, $actual, $margin);
    }

    public final boolean assertEquals(String $label, long $expected, long $actual, long $margin) {
      if (Math.abs($expected - $actual) <= $margin) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual, $margin), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual, $margin));
      return true;
    }

    ////////////////
    //  DOUBLE
    ////////////////
    public final boolean assertEquals(double $expected, double $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, double $expected, double $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    public final boolean assertEquals(double $expected, double $actual, double $margin) {
      return assertEquals(null, $expected, $actual, $margin);
    }

    public final boolean assertEquals(
        String $label, double $expected, double $actual, double $margin) {
      if (Math.abs($expected - $actual) <= $margin) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual, $margin), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual, $margin));
      return true;
    }

    ////////////////
    //  FLOAT
    ////////////////
    public final boolean assertEquals(float $expected, float $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, float $expected, float $actual) {
      if ($expected != $actual) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual));
      return true;
    }

    public final boolean assertEquals(float $expected, float $actual, float $margin) {
      return assertEquals(null, $expected, $actual, $margin);
    }

    public final boolean assertEquals(
        String $label, float $expected, float $actual, float $margin) {
      if (Math.abs($expected - $actual) <= $margin) {
        $unitFailures++;
        $log.warn(messageFail($label, $expected, $actual, $margin), new AssertionFailed());
        return false;
      }
      $log.debug(messagePass($label, $expected, $actual, $margin));
      return true;
    }

    ////////////////
    //  BYTE
    ////////////////
    public final boolean assertEquals(byte[] $expected, byte[] $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, byte[] $expected, byte[] $actual) {
      return assertEquals($label, Strings.toHex($expected), Strings.toHex($actual));
    }

    ////////////////
    //  CHAR
    ////////////////
    public final boolean assertEquals(char[] $expected, char[] $actual) {
      return assertEquals(null, $expected, $actual);
    }

    public final boolean assertEquals(String $label, char[] $expected, char[] $actual) {
      return assertEquals($label, Arr.toString($expected), Arr.toString($actual));
    }

    // Note!  You can not make methods like:
    //	assertNotEquals(byte[] $a, byte[] $b) {
    //		return !assertEquals($a, $b);
    // because they'll still do the failure count and the log messages backwards inside.
  }
Exemplo n.º 2
0
 /** Sets up a default logger based on the name of the current class. */
 public TestCase() {
   this.$log = LoggerFactory.getLogger("TestCase." + Reflect.getShortClassName(this));
 }