BlueJ.NumbersTrianglesTables/NumberUtilitiesTest.java at master · Zipcoder/BlueJ.NumbersTrianglesTables · GitHub

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importorg.junit.Assert;
importorg.junit.Test;

publicclassNumberUtilitiesTest {

@Test
publicvoidtestGetRangeForSmallRange() {
// : Given
Stringexpected = "012";
intstop = 3;

// : When
Stringactual = NumberUtilities.getRange(stop);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetRangeToTwoDigits() {
// : Given
Stringexpected = "01234567891011";
intstop = 12;

// : When
Stringactual = NumberUtilities.getRange(stop);

// : Then
Assert.assertEquals(expected, actual);
 }

@Test
publicvoidtestGetRangeWithAStartNumber() {
// : Given
Stringexpected = "5678910111213141516171819";
intstart = 5;
intstop = 20;

// : When
Stringactual = NumberUtilities.getRange(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }

@Test
publicvoidtestGetRangeStartAt100() {
// : Given
Stringexpected = "100101102103104105106107108109";
intstart = 100;
intstop = 110;

// : When
Stringactual = NumberUtilities.getRange(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetRangeWithOneStep() {
// : Given
Stringexpected = "012345678910111213141516171819";
intstart = 0;
intstop = 20;
intstep = 1;

// : When
Stringactual = NumberUtilities.getRange(start, stop, step);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetRangeWithTwoStep() {
// : Given
Stringexpected = "0246810";
intstart = 0;
intstop = 11;
intstep = 2;

// : When
Stringactual = NumberUtilities.getRange(start, stop, step);

// : Then
Assert.assertEquals(expected, actual);
 }

@Test
publicvoidtestGetRangeWithFiveStep() {
// : Given
Stringexpected = "51015";
intstart = 5;
intstop = 20;
intstep = 5;

// : When
Stringactual = NumberUtilities.getRange(start, stop, step);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetEvenNumbersStartAndEndAtEven() {
// : Given
Stringexpected = "4681012141618";
intstart = 4;
intstop = 20;

// : When
Stringactual = NumberUtilities.getEvenNumbers(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetEvenNumbersStartAndEndAtOdd() {
// : Given
Stringexpected = "68101214161820";
intstart = 5;
intstop = 21;

// : When
Stringactual = NumberUtilities.getEvenNumbers(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetOddNumbersStartAndEndAtOdd() {
// : Given
Stringexpected = "5791113151719";
intstart = 5;
intstop = 21;

// : When
Stringactual = NumberUtilities.getOddNumbers(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }

publicvoidtestGetOddNumbersStartAndEndAtEven() {
// : Given
Stringexpected = "579111315";
intstart = 4;
intstop = 16;

// : When
Stringactual = NumberUtilities.getOddNumbers(start, stop);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetExponentiationNumbersForSquare() {
// : Given
Stringexpected = "4916253649";
intstart = 2;
intstop = 7;
intexponent = 2;

// : When
Stringactual = NumberUtilities.getExponentiations(start, stop, exponent);

// : Then
Assert.assertEquals(expected, actual);
 }


@Test
publicvoidtestGetExponentiationNumbersForCube() {
// : Given
Stringexpected = "182764";
intstart = 1;
intstop = 4;
intexponent = 3;

// : When
Stringactual = NumberUtilities.getExponentiations(start, stop, exponent);

// : Then
Assert.assertEquals(expected, actual);
 }
}