BooleanOr: Unterschied zwischen den Versionen

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   (2+4==6) || (3+3==6)    --> true
   (2+4==6) || (3+3==6)    --> true
====JUnit Tests====
<syntaxhighlight lang="java" class="mw-collapsible mw-collapsed">
@Before
public void beforeTest() {
  placeFillInVariable(1, OMParser.parse("1"));
  placeFillInVariable(2, OMParser.parse("0"));
  placeExerciseVariable("a", OMParser.parse("1"));
  placeExerciseVariable("b", OMParser.parse("0"));
}
@Test
public void testBooleanOr(){
  assertTrue(getEvaluator().getBooleanResult("1 || 1"));
  assertTrue(getEvaluator().getBooleanResult("0 || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || 0"));
  assertTrue(!getEvaluator().getBooleanResult("0 || 0"));
}
@Test
public void testBooleanOrWithVariables(){
  assertTrue(getEvaluator().getBooleanResult("[pos=1] || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || [pos=2]"));
}
@Test
public void testBooleanOrWithInput(){
  assertTrue(getEvaluator().getBooleanResult("[var=a] || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || [var=b]") );
}
@Test
public void testBooleanOrWithEncapsulation(){
  assertTrue(!getEvaluator().getBooleanResult("0 || (0 || 0)"));
  assertTrue(getEvaluator().getBooleanResult("1 || (1 || 1)"));
  assertTrue(!getEvaluator().getBooleanResult("0 || (0 || (0 || (0 ||(0 || 0))))"));
  assertTrue(getEvaluator().getBooleanResult("1 || (1 || (1 || (1 || (1 || 1))))"));
  assertTrue(!getEvaluator().getBooleanResult("((((0 || 0) || 0) || 0) || 0) || 0"));
  assertTrue(getEvaluator().getBooleanResult("((((1 || 1) || 1) || 1) || 1) || 1"));
}
@Test
public void testBooleanOrWithDifferentNumbers(){
  assertTrue(getEvaluator().getBooleanResult("2 || 2"));
  assertTrue(getEvaluator().getBooleanResult("-1 || 2"));
  assertTrue(getEvaluator().getBooleanResult("-1 || 0"));
  assertTrue(getEvaluator().getBooleanResult("2.34 || 1.11"));
}
@Test(expected=ParserMismatchException.class)
public void testBooleanOrWithWrongInputCharacter() {
  getEvaluator().getBooleanResult("1 || a");
}
@Test(expected=UnsupportedBinaryOperatorException.class)
public void testBooleanOrWithWrongInputString() {
  getEvaluator().getBooleanResult("1 || 'a'");
}
@Test (expected=UndefinedExerciseVariableException.class)
public void testBooleanOrMissingExcerciseVariable() {
  getEvaluator().getBooleanResult("[var=j] || 1");
}
@Test (expected=UndefinedFillInVariableException.class)
public void testBooleanOrWithMissingInput() {
  getEvaluator().getBooleanResult("[pos=42] || 1");
}
</syntaxhighlight>


===Hinweise===
===Hinweise===

Version vom 21. Juni 2017, 11:21 Uhr

Beschreibung

Die Funktion BooleanOr ("||") vergleicht zwei Aussagen auf true oder false. Es wird nur dann false zurückgegeben, wenn beide Aussagen false sind.

Syntax

x || y

Parameter

  • x - boolean
  • y - boolean

Return Value

  • Gibt einen Boolean zurück.

Beispiele

 1 || 1    --> true
 0 || 1    --> true
 1 || 0    --> true
 0 || 0    --> false
 (2+4==6) || (3+3==6)    --> true

JUnit Tests

@Before 
public void beforeTest() {
  placeFillInVariable(1, OMParser.parse("1"));
  placeFillInVariable(2, OMParser.parse("0"));
		
  placeExerciseVariable("a", OMParser.parse("1"));
  placeExerciseVariable("b", OMParser.parse("0"));
}
	
@Test
public void testBooleanOr(){
  assertTrue(getEvaluator().getBooleanResult("1 || 1"));
  assertTrue(getEvaluator().getBooleanResult("0 || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || 0"));
  assertTrue(!getEvaluator().getBooleanResult("0 || 0"));
}

@Test
public void testBooleanOrWithVariables(){
  assertTrue(getEvaluator().getBooleanResult("[pos=1] || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || [pos=2]"));
}

@Test
public void testBooleanOrWithInput(){
  assertTrue(getEvaluator().getBooleanResult("[var=a] || 1"));
  assertTrue(getEvaluator().getBooleanResult("1 || [var=b]") );
}
	
@Test
public void testBooleanOrWithEncapsulation(){
  assertTrue(!getEvaluator().getBooleanResult("0 || (0 || 0)"));
  assertTrue(getEvaluator().getBooleanResult("1 || (1 || 1)"));
  assertTrue(!getEvaluator().getBooleanResult("0 || (0 || (0 || (0 ||(0 || 0))))"));
  assertTrue(getEvaluator().getBooleanResult("1 || (1 || (1 || (1 || (1 || 1))))"));
  assertTrue(!getEvaluator().getBooleanResult("((((0 || 0) || 0) || 0) || 0) || 0"));
  assertTrue(getEvaluator().getBooleanResult("((((1 || 1) || 1) || 1) || 1) || 1"));
}
	
@Test
public void testBooleanOrWithDifferentNumbers(){
  assertTrue(getEvaluator().getBooleanResult("2 || 2"));
  assertTrue(getEvaluator().getBooleanResult("-1 || 2"));
  assertTrue(getEvaluator().getBooleanResult("-1 || 0"));
  assertTrue(getEvaluator().getBooleanResult("2.34 || 1.11"));
}
	
@Test(expected=ParserMismatchException.class)
public void testBooleanOrWithWrongInputCharacter() {
  getEvaluator().getBooleanResult("1 || a");
}
	
@Test(expected=UnsupportedBinaryOperatorException.class)
public void testBooleanOrWithWrongInputString() {
  getEvaluator().getBooleanResult("1 || 'a'");
}
	
@Test (expected=UndefinedExerciseVariableException.class)
public void testBooleanOrMissingExcerciseVariable() {
  getEvaluator().getBooleanResult("[var=j] || 1");
}
	
@Test (expected=UndefinedFillInVariableException.class)
public void testBooleanOrWithMissingInput() {
  getEvaluator().getBooleanResult("[pos=42] || 1");
}

Hinweise

  • erwartet zwei boolsche Ausdrücke