public void ReverseArray_ReturnsReversedArray()
{
string[] array = { "1", "2", "3", "4", "5" };
int[] expectedResult = { 5, 4, 3, 2, 1 };
var arrayManipulationService = new ArrayManipulationService();
var result = arrayManipulationService.ReverseArray(array);
Assert.Equal(expectedResult, result);
}
public void ReverseArray_WhenInputArrayIsEmpty_ReturnsEmptyArray()
{
string[] array = {};
int[] expectedResult = {};
var arrayManipulationService = new ArrayManipulationService();
var result = arrayManipulationService.ReverseArray(array);
Assert.Equal(expectedResult, result);
}
public void DeleteArrayElement_WhenPositionLowerThan1_ReturnsOriginalArray()
{
var position = "0";
string[] array = { "1", "2", "3", "4", "5" };
int[] expectedResult = { 1, 2, 3, 4, 5 };
var arrayManipulationService = new ArrayManipulationService();
var result = arrayManipulationService.DeleteArrayElement(array, position);
Assert.Equal(expectedResult, result);
}
public void DeleteArrayElement_ReturnsArrayWithElementRemoved()
{
var position = "3";
string[] array = { "1", "2", "3", "4", "5" };
int[] expectedResult = { 1, 2, 4, 5 };
var arrayManipulationService = new ArrayManipulationService();
var result = arrayManipulationService.DeleteArrayElement(array, position);
Assert.Equal(expectedResult, result);
}
public void DeleteArrayElement_WhenInputArrayIsEmpty_ReturnsEmptyArray()
{
string position = "3";
string[] array = { };
int[] expectedResult = { };
var arrayManipulationService = new ArrayManipulationService();
var result = arrayManipulationService.DeleteArrayElement(array, position);
Assert.Equal(expectedResult, result);
}
public void ReverseArray_WhenElementIsNotNumber_ThrowsException()
{
string[] array = { "1", "InvalidValue", "3", "4", "5" };
int[] result = null;
var errorMessage = "";
try
{
var arrayManipulationService = new ArrayManipulationService();
result = arrayManipulationService.ReverseArray(array);
}
catch (Exception error)
{
errorMessage = error.Message;
}
Assert.Null(result);
Assert.Equal("NaN", errorMessage);
}
public void DeleteArrayElement_WhenPositionIsNotNumber_ThrowsException()
{
var position = "X";
string[] array = { "1", "2", "3", "4", "5" };
int[] result = null;
var errorMessage = "";
try
{
var arrayManipulationService = new ArrayManipulationService();
result = arrayManipulationService.DeleteArrayElement(array, position);
}
catch (Exception error)
{
errorMessage = error.Message;
}
Assert.Null(result);
Assert.Equal("NaN", errorMessage);
}