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close #4204
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acbin
2023-06-09 18:52:05 +08:00
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parent ad03086f54
commit 00282efd8b
521 changed files with 5233 additions and 7309 deletions
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40
src/test/java/com/thealgorithms/maths/LiouvilleLambdaFunctionTest.java
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@ -8,65 +8,57 @@ class LiouvilleLambdaFunctionTest {
@Test
void testLiouvilleLambdaMustThrowExceptionIfNumberIsZero() {
//given
// given
int number = 0;
String expectedMessage = "Number must be greater than zero.";
//when
Exception exception = assertThrows(
IllegalArgumentException.class,
() -> {
LiouvilleLambdaFunction.liouvilleLambda(number);
}
);
// when
Exception exception = assertThrows(IllegalArgumentException.class,
() -> { LiouvilleLambdaFunction.liouvilleLambda(number); });
String actualMessage = exception.getMessage();
//then
// then
assertEquals(expectedMessage, actualMessage);
}
@Test
void testLiouvilleLambdaMustThrowExceptionIfNumberIsNegative() {
//given
// given
int number = -1;
String expectedMessage = "Number must be greater than zero.";
//when
Exception exception = assertThrows(
IllegalArgumentException.class,
() -> {
LiouvilleLambdaFunction.liouvilleLambda(number);
}
);
// when
Exception exception = assertThrows(IllegalArgumentException.class,
() -> { LiouvilleLambdaFunction.liouvilleLambda(number); });
String actualMessage = exception.getMessage();
//then
// then
assertEquals(expectedMessage, actualMessage);
}
@Test
void testLiouvilleLambdaMustReturnNegativeOne() {
//given
// given
int number = 11;
int expectedOutput = -1;
//when
// when
int actualOutput = LiouvilleLambdaFunction.liouvilleLambda(number);
//then
// then
assertEquals(expectedOutput, actualOutput);
}
@Test
void testLiouvilleLambdaMustReturnPositiveOne() {
//given
// given
int number = 10;
int expectedOutput = 1;
//when
// when
int actualOutput = LiouvilleLambdaFunction.liouvilleLambda(number);
//then
// then
assertEquals(expectedOutput, actualOutput);
}
}