public void Test_InternalUpdateControlValueFromBo_IfNotNull_SelectsNonBlank()
{
//---------------Set up test pack-------------------
EnumComboBoxMapper enumComboBoxMapper = CreateComboBox(ENUM_PROP_NAME, true);
IComboBox comboBox = (IComboBox)enumComboBoxMapper.Control;
EnumBO enumBO = (EnumBO)enumComboBoxMapper.BusinessObject;
enumComboBoxMapper.SetupComboBoxItems();
//---------------Assert Precondition----------------
Assert.AreEqual(-1, comboBox.SelectedIndex);
//---------------Execute Test ----------------------
enumBO.EnumProp = TestEnum.Option3;
//---------------Test Result -----------------------
Assert.AreEqual(3, comboBox.SelectedIndex);
}
public void Test_ApplyChangesToBusinessObject_SelectMinusOne_SetsPropertyToNull()
{
//---------------Set up test pack-------------------
EnumComboBoxMapper enumComboBoxMapper = CreateComboBox(ENUM_PROP_NAME, true);
IComboBox comboBox = (IComboBox)enumComboBoxMapper.Control;
EnumBO enumBO = (EnumBO)enumComboBoxMapper.BusinessObject;
enumComboBoxMapper.SetupComboBoxItems();
enumBO.EnumProp = TestEnum.Option3;
//---------------Assert Precondition----------------
Assert.AreEqual(3, comboBox.SelectedIndex);
Assert.AreEqual((object)TestEnum.Option3, enumBO.EnumProp.Value);
//---------------Execute Test ----------------------
comboBox.SelectedIndex = -1;
//---------------Test Result -----------------------
Assert.IsFalse(enumBO.EnumProp.HasValue);
}
public void Test_SetupComboBoxItems_PopulatesComboBoxWithEnum_ClearsItemsOnRepopulation()
{
//---------------Set up test pack-------------------
EnumComboBoxMapper enumComboBoxMapper = CreateComboBox(ENUM_PROP_NAME, true);
IComboBox comboBox = (IComboBox)enumComboBoxMapper.Control;
//---------------Assert Precondition----------------
Assert.AreEqual(4, comboBox.Items.Count);
//---------------Execute Test ----------------------
enumComboBoxMapper.SetupComboBoxItems();
//---------------Test Result -----------------------
Assert.AreEqual(4, comboBox.Items.Count);
Assert.AreEqual("", comboBox.Items[0].ToString());
Assert.AreEqual("Option 1", comboBox.Items[1].ToString());
Assert.AreEqual("Option 2", comboBox.Items[2].ToString());
Assert.AreEqual("Option 3", comboBox.Items[3].ToString());
}
public void Test_SetupComboBoxItems_BONotSet_ThrowsException()
{
//---------------Set up test pack-------------------
EnumComboBoxMapper enumComboBoxMapper = CreateComboBox(ENUM_PROP_NAME, false);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
try
{
enumComboBoxMapper.SetupComboBoxItems();
//---------------Test Result -----------------------
Assert.Fail("Expected to throw an InvalidOperationException");
}
catch (InvalidOperationException ex)
{
StringAssert.Contains("The BusinessObject must be set on the EnumComboBoxMapper before calling SetupComboBoxItems", ex.Message);
}
//---------------Test Result -----------------------
}
