GreaterThan

Beschreibung

Die Funktion greaterThan vergleicht zwei Ausdrücke nach der Größe miteinander.

Syntax

a > b

Parameter

• a - Gleitkommazahl
• b - Gleitkommazahl

Return Value

• Gibt einen Boolean zurück

Beispiele

<math>6 > 3</math>

JUnit Tests

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@BeforeClass
public static void beforeTest() throws FunctionNotImplementedException, UndefinedFillInVariableException,
		UndefinedExerciseVariableException, ParserException, ErroneousFillInVariableException, ErroneousExerciseVariableException {
	greaterThanFillInVariableMap.put(1, ExpressionParser.parse("3", null, null));
	greaterThanFillInVariableMap.put(2, ExpressionParser.parse("1", null, null));

	greaterThanExerciseVariableMap.put("a", ExpressionParser.parse("8", null, null));
	greaterThanExerciseVariableMap.put("b", ExpressionParser.parse("25", null, null));
}

@Test
public void testGreaterThan1() {
	assertTrue(Evaluator.getBooleanResult("22>8", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThan2() {
	assertTrue(!Evaluator.getBooleanResult("2>8", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThan3() {
	assertTrue(Evaluator.getBooleanResult("5.7>3.5", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThan4() {
	assertTrue(Evaluator.getBooleanResult("1>-1", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThan5() {
	assertTrue(Evaluator.getBooleanResult("0.2>0", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables1() {
	assertTrue(Evaluator.getBooleanResult("[var=b]>8", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables2() {
	assertTrue(!Evaluator.getBooleanResult("[var=a]>9", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables3() {
	assertTrue(Evaluator.getBooleanResult("[var=b]>[var=a]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables4() {
	assertTrue(!Evaluator.getBooleanResult("[var=a]>[var=b]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables5() {
	assertTrue(Evaluator.getBooleanResult("22>[var=a]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithVariables6() {
	assertTrue(!Evaluator.getBooleanResult("2>[var=a]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput1() {
	assertTrue(Evaluator.getBooleanResult("[pos=1]>2", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput2() {
	assertTrue(Evaluator.getBooleanResult("34>[pos=2]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput3() {
	assertTrue(!Evaluator.getBooleanResult("[pos=2]>2", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput4() {
	assertTrue(Evaluator.getBooleanResult("[pos=1]>[pos=2]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput5() {
	assertTrue(!Evaluator.getBooleanResult("[pos=2]>[pos=1]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput6() {
	assertTrue(Evaluator.getBooleanResult("22>[pos=1]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithInput7() {
	assertTrue(!Evaluator.getBooleanResult("2>[pos=1]", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test 
public void testGreaterThanWithEncapsulation1() {
	assertTrue(Evaluator.getBooleanResult("1 > (1 > 2)", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithEncapsulation2() {
	assertTrue(!Evaluator.getBooleanResult("1 > (1 > (1 > 2))", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test
public void testGreaterThanWithEncapsulation3() {
	assertTrue(!Evaluator.getBooleanResult("1 > (1 > (1 > (1 > (1 > 2))))", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test 
public void testGreaterThanWithEncapsulation4() {
	assertTrue(Evaluator.getBooleanResult("((((1 > 1) > 1) > 1) > 1) > -1", greaterThanExerciseVariableMap, greaterThanFillInVariableMap));
}

@Test(expected=ParserException.class)
public void testGreaterThanWithWrongInputCharacter() {
	Evaluator.getBooleanResult("6 > ab", greaterThanExerciseVariableMap, greaterThanFillInVariableMap);
	fail();
}

@Test(expected=FunctionInvalidArgumentTypeException.class)
public void testGreaterThanWithWrongInputString() {
	Evaluator.getBooleanResult("6 > 'a'", greaterThanExerciseVariableMap, greaterThanFillInVariableMap);
	fail();
}

@Test (expected=UndefinedExerciseVariableException.class)
public void testGreaterThanWithMissingExcerciseVariable() {
	Evaluator.getBooleanResult("[var=j] > 2", greaterThanExerciseVariableMap, greaterThanFillInVariableMap);
	fail();
}

@Test (expected=UndefinedFillInVariableException.class)
public void testGreaterThanWithMissingInput() {
	Evaluator.getBooleanResult("[pos=42] > 2", greaterThanExerciseVariableMap, greaterThanFillInVariableMap);
	fail();
}