Package tests

Class ArrayListTest

java.lang.Object

tests.ArrayListTest

public class ArrayListTest
extends Object

A test class for testing the MyArrayList class.

Constructor Summary

Constructors

Constructor	Description
ArrayListTest()

Method Summary

Modifier and Type	Method	Description
void	test_add_Invalid()	Tests that when trying to add a null value that it will throw a null pointer exception and not increase its size.
void	test_add_Valid()	Tests that the add method is able to add elements and increases the size.
void	test_AddAll()	Tests that the addAll method will copy one array into another.
void	test_AddAll_Invalid()	Tests that the AddALl method will throw a NullPointer exception if we pass null into the parameter.
void	test_Clear()	Tests that the set method throws NullPointerException when given a null value to the changeTo param.
void	test_Get()	Test that the value returned by the get method is correct.
void	test_Get_Invalid()	Test that the get method throws an IndexOutOfBoundsException when an incorrect index is entered.
void	test_IsEmpty()	Tests that the IsEmpty returns true if size == 0 and false if it is greater than 0.
void	test_Remove()	Tests that the remove method removes the value stored at the given index.
void	test_Remove_Invalid()	Tests that the remove method throws IndexOutOfBoundsException if given an incorrect index.
void	test_Set()	Tests that the set method changes the value of the given index with the new value.
void	test_Set_Invalid()	Tests that the set method throws NullPointerException when given a null value to the changeTo param.
void	test_Size()	Tests that the MyArrayList size method is working correctly.
void	test_ToArray()	Tests the toArray method from MyArrayList
void	test_ToArray_Invalid()	Tests that a NullPointerException is thrown if given a null array for the param.

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ArrayListTest

public ArrayListTest()

Method Details

test_add_Valid

@Test
public void test_add_Valid()
                    throws IllegalArgumentException,
IllegalAccessException

Tests that the add method is able to add elements and increases the size.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_add_Invalid

@Test
public void test_add_Invalid()
                      throws IllegalArgumentException,
IllegalAccessException

Tests that when trying to add a null value that it will throw a null pointer exception and not increase its size.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_AddAll

@Test
public void test_AddAll()
                 throws IllegalArgumentException,
IllegalAccessException

Tests that the addAll method will copy one array into another.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_AddAll_Invalid

@Test
public void test_AddAll_Invalid()
                         throws IllegalArgumentException,
IllegalAccessException

Tests that the AddALl method will throw a NullPointer exception if we pass null into the parameter.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Size

@Test
public void test_Size()
               throws IllegalArgumentException,
IllegalAccessException

Tests that the MyArrayList size method is working correctly.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Get

@Test
public void test_Get()
              throws IllegalArgumentException

Test that the value returned by the get method is correct.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

test_Get_Invalid

@Test
public void test_Get_Invalid()
                      throws IllegalArgumentException

Test that the get method throws an IndexOutOfBoundsException when an incorrect index is entered.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

test_Remove

@Test
public void test_Remove()
                 throws IllegalArgumentException,
IllegalAccessException

Tests that the remove method removes the value stored at the given index.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Remove_Invalid

@Test
public void test_Remove_Invalid()
                         throws IllegalArgumentException,
IllegalAccessException

Tests that the remove method throws IndexOutOfBoundsException if given an incorrect index.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Set

@Test
public void test_Set()
              throws IllegalArgumentException,
IllegalAccessException

Tests that the set method changes the value of the given index with the new value.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Set_Invalid

@Test
public void test_Set_Invalid()
                      throws IllegalArgumentException,
IllegalAccessException

Tests that the set method throws NullPointerException when given a null value to the changeTo param. And throws an IndexOutOfBoundsException when given an invalid index.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_Clear

@Test
public void test_Clear()
                throws IllegalArgumentException,
IllegalAccessException

Tests that the set method throws NullPointerException when given a null value to the changeTo param. And throws an IndexOutOfBoundsException when given an invalid index.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_IsEmpty

@Test
public void test_IsEmpty()
                  throws IllegalArgumentException,
IllegalAccessException

Tests that the IsEmpty returns true if size == 0 and false if it is greater than 0.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

IllegalAccessException - See IllegalAccessException for more information.

test_ToArray

@Test
public void test_ToArray()
                  throws IllegalArgumentException

Tests the toArray method from MyArrayList

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.

test_ToArray_Invalid

@Test
public void test_ToArray_Invalid()
                          throws IllegalArgumentException

Tests that a NullPointerException is thrown if given a null array for the param.

Throws:

IllegalArgumentException - Occurs when a method has been passed the wrong argument.