public void CopyPropertyValuesFrom_NullSource_SourceStaysNull()
{
// Arrange
var now = DateTime.UtcNow;
var testObj = new { Id = SampleNumbers.int2, name = SampleStrings.str1, dateTime = now, comment = SampleStrings.str2, test = SampleStrings.str3, Trouble = SampleNumbers.int1 };
#pragma warning disable CS8600 // Testing null value to non-nullable type.
SampleObject testClass = null;
#pragma warning restore CS8600
// Act
testClass.CopyPropertyValuesFrom(testObj);
// Assert
testClass.Should().BeNull("Source will not be initialized.");
}
public void CopyPropertyValuesFrom_FieldsAreFound_ApplyChanges()
{
// Arrange
var now = DateTime.UtcNow;
var testObj = new { Id = SampleNumbers.int1, Name = SampleStrings.str1, DateTime = now, Comment = SampleStrings.str2, Hidden = SampleStrings.str3, Semi = SampleStrings.str4 };
var testClass = new SampleObject(SampleNumbers.int2, SampleStrings.str4, DateTime.Today, SampleStrings.str5, SampleStrings.str6, SampleStrings.str7);
// Act
testClass.CopyPropertyValuesFrom(testObj);
// Assert
testClass.Id.Should().Be(SampleNumbers.int1);
testClass.Name.Should().Be(SampleStrings.str1);
testClass.DateTime.Should().Be(now);
testClass.Comment.Should().Be(SampleStrings.str2);
testClass.GetHidden().Should().Be(SampleStrings.str6, "private properties cannot be altered.");
testClass.GetSemi().Should().Be(SampleStrings.str7, "protected properties cannot be altered.");
}
public void CopyPropertyValuesFrom_NullDestination_KeepValues()
{
// Arrange
var now = DateTime.UtcNow;
object?testObj = null;
var testClass = new SampleObject(SampleNumbers.int1, SampleStrings.str4, now, SampleStrings.str5, SampleStrings.str6, SampleStrings.str7);
testClass.trouble = testClass.Trouble = testClass.TROUBLE = SampleNumbers.int4;
// Act
testClass.CopyPropertyValuesFrom(testObj);
// Assert
testClass.Id.Should().Be(SampleNumbers.int1);
testClass.Name.Should().Be(SampleStrings.str4);
testClass.DateTime.Should().Be(now);
testClass.trouble.Should().Be(SampleNumbers.int4);
testClass.Trouble.Should().Be(SampleNumbers.int4);
testClass.TROUBLE.Should().Be(SampleNumbers.int4);
}
public void CopyPropertyValuesFrom_FieldsNotFound_DiscardChanges()
{
// Arrange
var now = DateTime.UtcNow;
var today = DateTime.Today;
var testObj = new { ID = SampleNumbers.int2, name = SampleStrings.str1, dateTime = now, comment = SampleStrings.str2, test = SampleStrings.str3, Trouble = SampleNumbers.int1 };
var testClass = new SampleObject(SampleNumbers.int1, SampleStrings.str4, today, SampleStrings.str5, SampleStrings.str6, SampleStrings.str7);
testClass.trouble = testClass.Trouble = testClass.TROUBLE = SampleNumbers.int4;
// Act
testClass.CopyPropertyValuesFrom(testObj);
// Assert
testClass.Id.Should().Be(SampleNumbers.int1);
testClass.Name.Should().Be(SampleStrings.str4);
testClass.DateTime.Should().Be(today);
testClass.trouble.Should().Be(SampleNumbers.int4);
testClass.Trouble.Should().Be(SampleNumbers.int1);
testClass.TROUBLE.Should().Be(SampleNumbers.int4);
}