@Test
public void testMax() {
double arr[] = {-1.5, 0, 2.5, 100, -50.2};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
double expected = 100;
double actual = temperatureSeriesAnalysis.max();
assertEquals(expected, actual, 0.0001);
}
@Test
public void testMaxArrayWithPositiveElements() {
double[] temperatureSeries = {31.3916, 123, 12.23, 5.24, 44.02};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 123;
double actualResult = seriesAnalysis.max();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testMaxArrayWithSigleElement() {
double[] temperatureSeries = {31.3916};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 31.3916;
double actualResult = seriesAnalysis.max();
assertEquals(expResult, actualResult, epsilon);
}
@Test
public void testMaxArrayWithDifferentElements() {
double[] temperatureSeries = {
51.2036, -23, 12.23, 5.024, -44, 32.02, -44.0003, -20, 52.1456, 1.235
};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
double expResult = 52.1456;
double actualResult = seriesAnalysis.max();
assertEquals(expResult, actualResult, epsilon);
}
@Test(expected = IllegalArgumentException.class)
public void testMax_FailOnEmptyList() {
double arr[] = {};
TemperatureSeriesAnalysis temperatureSeriesAnalysis = new TemperatureSeriesAnalysis(arr);
temperatureSeriesAnalysis.max();
}
@Test(expected = IllegalArgumentException.class)
public void testMaxFailOnEmptyArray() {
double[] temperatureSeries = {};
TemperatureSeriesAnalysis seriesAnalysis = new TemperatureSeriesAnalysis(temperatureSeries);
seriesAnalysis.max();
}