@Test
public void testFindTempClosestToZero_WithPositiveAndNegativeTempsArrayList() {
double arr[] = {3.0, 10.2, -20.4, 100.0, -5.3, 1.0, -200.9};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
double expected = 1;
double result = temperatureSeriesAnalysis.findTempClosestToZero();
assertEquals(expected, result, 0.001);
}
@Test
public void testFindTempClosestToZero_WithSingleElement() {
double arr[] = {1};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
double expected = 1;
double result = temperatureSeriesAnalysis.findTempClosestToZero();
assertEquals(result, expected, 0.001);
}
@Test
public void testFindTempClosestToZero_WithEquallyCloseTempsArrayList() {
double arr[] = {3.0, 10.2, -20.4, -1.0, -5.3, 1.0, -200.9};
TemperatureSeriesAnalysis tsa = new TemperatureSeriesAnalysis(arr);
double expected = 1.0;
double result = tsa.findTempClosestToZero();
assertEquals(expected, result, 0.001);
}
@Test
public void testFindTempClosestToZero_IsPositiveTempsArrayList() {
double arr[] = {3, 10, 20, 100, 5, 1, 200};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
double expected = 1;
double result = temperatureSeriesAnalysis.findTempClosestToZero();
assertEquals(expected, result, 0.001);
}
@Test
public void testFindTempClosestToZero_WithZeroElement() {
double arr[] = {3, 10, 0, 100, 5, 1, 200};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
double expected = 0;
double result = temperatureSeriesAnalysis.findTempClosestToZero();
assertEquals(expected, result, 0.001);
}
@Test
public void testFindTempClozestToZeroArrayWithEqualAbsValueElementsPositiveValueFirst() {
double[] temperatureSeries = {-3.25, 3.1, -32, 5.03, -3.01, 3.002, 5.03, -3.002, -321.02};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 3.002;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testFindTempClozestToZeroArrayWithSeveralEqualAbsValueElements() {
double[] temperatureSeries = {-3.25, 6.1, -32, 3.25, -3.401, -3.25, 5.03, -31.002, 3.25};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 3.25;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testFindTempClozestToZeroArrayWithZeroElement() {
double[] temperatureSeries = {-3.25, 3.1, -32, 5.03, -3.01, 0.0, 5.03, 6.214, -321.02};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 0;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testFindTempClozestToZeroArrayWithNegativeElements() {
double[] temperatureSeries = {-3.25, -3.1, -32, -5.03, -3.01};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = -3.01;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testFindTempClozestToZeroArrayWithPositiveElements() {
double[] temperatureSeries = {3.25, 2.1, 32, 6.02, 2.01};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 2.01;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testFindTempClozestToZeroArrayWithSingleElement() {
double[] temperatureSeries = {3.25};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 3.25;
double actualResult = seriesAnalysis.findTempClosestToZero();
assertEquals(expResult, actualResult, epsilon);
}
@Test(expected = InputMismatchException.class)
public void testFindTempClosestToZero_FailTempOutOfRange() {
double arr[] = {-10, 0, 100, -274};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
temperatureSeriesAnalysis.findTempClosestToZero();
}
@Test(expected = IllegalArgumentException.class)
public void testFindTempClosestToZero_FailOnEmptyList() {
double arr[] = {};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
temperatureSeriesAnalysis.findTempClosestToZero();
}
@Test(expected = IllegalArgumentException.class)
public void testFindTempClozestToZeroFailOnEmptyList() {
double[] temperatureSeries = {};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
seriesAnalysis.findTempClosestToZero();
}