public void Remove_CheckRemoveOfElementsFromEmptyArray_ReturnFalse(int value)
{
//arrange
var arr = new DynamicSortedArray <int>();
//act & assert
Assert.False(arr.Remove(value));
}
public void Indexer_InputOutOfRangeIndexes_ThrowIndexOutOfRangeException(int value)
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 3
};
//act & assert
Assert.Throws <IndexOutOfRangeException>(() => arr[value]);
}
public void Remove_CheckRemoveOfElementsThatAreInCollection_ReturnTrue(int value)
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 6
};
//act & assert
Assert.True(arr.Remove(value));
}
public void Remove_CheckRemoveOfElementsThatAreNotInArray_ReturnFalse(int value)
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 6
};
//act & assert
Assert.False(arr.Remove(value));
}
public void Contains_CheckContainsWhenArrayIsEmpty_ReturnFalse(int value)
{
//arrange
var arr = new DynamicSortedArray <int>();
//act
var contains = arr.Contains(value);
//assert
Assert.False(contains);
}
public void Add_AddNullElement_ThrowsArgumentNullException()
{
//arrange
var arr = new DynamicSortedArray <string> {
"a", "b", "c"
};
//act & assert
Assert.Throws <ArgumentNullException>(() => arr.Add((string)null));
}
public void CopyTo_AddElementsFromPosition_ThrowDynamicSortedArrayException()
{
//arrange
var arr = new DynamicSortedArray <int> {
2, 2, 5, 8, 1, 6
};
var arrayToAdd = new[] { 4, 5 };
var positionToAdd = 5;
//act & assert
Assert.Throws <DynamicSortedArrayException>(() => arr.CopyTo(arrayToAdd, positionToAdd));
}
public void Clear_ClearCollection_ReturnTrue()
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 3
};
//act
arr.Clear();
//assert
Assert.True(arr.Count == 0);
}
public void Indexer_ArrayContainsThisElementsUnderIndex_ReturnNothing(int index, int expectedValue)
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 6
};
//act
var actual = arr[index];
//assert
Assert.Equal(actual, expectedValue);
}
public void Contains_CheckContainsOfElementsThatAreNotInCollection_ReturnFalse(int value)
{
//arrange
var arr = new DynamicSortedArray <int> {
3, 1, 5, 8, 1, 6
};
//act
var contains = arr.Contains(value);
//assert
Assert.False(contains);
}
public void Add_AddElementInCenter_ReturnNothing()
{
//arrange
var arr = new DynamicSortedArray <int> {
1, 2, 4
};
var addingValue = 3;
var expectedPosition = 2;
//act
arr.Add(addingValue);
//assert
Assert.Equal(addingValue, arr[expectedPosition]);
}
public void Add_CheckThatEventRaisedWhenAddingFirstElementToArray_ReturnNothing()
{
//arrange
var arr = new DynamicSortedArray <int>();
//act
var receivedEvent = Assert.Raises <AddToArrayEventArgs <int> >(
a => arr.Added += a,
a => arr.Added -= a,
() => { arr.Add(0); });
//assert
Assert.NotNull(receivedEvent);
Assert.Equal(0, receivedEvent.Arguments.AddedItem);
Assert.Equal("0 added first element", receivedEvent.Arguments.Message);
}
public void Add_CheckThatEventRaisedWhenAddingElementInCenterOfArray_ReturnNothing()
{
//arrange
var arr = new DynamicSortedArray <int> {
2, 2, 5, 8, 1, 6
};
//act
var receivedEvent = Assert.Raises <AddToArrayEventArgs <int> >(
a => arr.Added += a,
a => arr.Added -= a,
() => { arr.Add(4); });
//assert
Assert.NotNull(receivedEvent);
Assert.Equal(4, receivedEvent.Arguments.AddedItem);
Assert.Equal("4 added", receivedEvent.Arguments.Message);
}
public void GetEnumerator_CheckWithOriginEnumerator_DoNotThrowException()
{
//arrange
var arr = new DynamicSortedArray <int> {
1, 2, 3, 4
};
var counter = 0;
//act
foreach (var element in arr)
{
if (element != arr[counter])
{
throw new DynamicSortedArrayException($"{element} and {arr[counter]} are not equal");
}
counter++;
}
}
public void Remove_CheckThatEventRaisedWhenDeletingElementFromArray_ReturnNothing()
{
//arrange
var arr = new DynamicSortedArray <int> {
2, 2, 5, 8, 1, 6
};
var itemToRemove = 1;
//act
var receivedEvent = Assert.Raises <RemoveFromArrayEventArgs <int> >(
a => arr.Removed += a,
a => arr.Removed -= a,
() => { arr.Remove(itemToRemove); });
//assert
Assert.NotNull(receivedEvent);
Assert.Equal(itemToRemove, receivedEvent.Arguments.RemovedItem);
Assert.Equal($"{itemToRemove} was removed", receivedEvent.Arguments.Message);
}
static void Main()
{
var arr = new DynamicSortedArray <int>();
arr.Added += (sender, arguments) => Console.WriteLine(arguments.Message);
arr.Removed += (sender, arguments) => Console.WriteLine(arguments.Message);
arr.Add(3, 1, 5, 10, 5);
OutputData(arr);
arr.Add(0);
OutputData(arr);
arr.Add(6);
OutputData(arr);
arr.Add(12);
OutputData(arr);
Console.ReadKey();
}