/
DataRelationSpecs.cs
349 lines (269 loc) · 12.1 KB
/
DataRelationSpecs.cs
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using System;
using System.Data;
using Xunit;
using Xunit.Sdk;
namespace FluentAssertions.Equivalency.Specs
{
public class DataRelationSpecs : DataSpecs
{
[Fact]
public void When_RelationName_does_not_match_and_property_is_not_excluded_it_should_fail()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.Relations[0].RelationName += "different";
// Act
Action action = () => dataTable1.Should().BeEquivalentTo(dataTable2);
// Assert
action.Should().Throw<XunitException>();
}
[Fact]
public void When_RelationName_does_not_match_and_property_is_excluded_it_should_succeed()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.Relations[0].RelationName += "different";
// Act & Assert
dataTable1.Should().BeEquivalentTo(
dataTable2,
options => options
.ExcludingRelated((DataRelation dataRelation) => dataRelation.RelationName));
}
[Fact]
public void When_Nested_does_not_match_and_property_is_not_excluded_it_should_fail()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.Relations[0].Nested = !dataSet2.Relations[0].Nested;
// Act
Action action = () => dataTable1.Should().BeEquivalentTo(dataTable2);
// Assert
action.Should().Throw<XunitException>();
}
[Fact]
public void When_Nested_does_not_match_and_property_is_excluded_it_should_succeed()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.Relations[0].Nested = !dataSet2.Relations[0].Nested;
// Act & Assert
dataTable1.Should().BeEquivalentTo(
dataTable2,
options => options
.ExcludingRelated((DataRelation dataRelation) => dataRelation.Nested));
}
[Fact]
public void When_DataSet_does_not_match_and_property_is_not_excluded_it_should_fail()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.DataSetName += "different";
// Act
Action action = () =>
dataTable1.Should().BeEquivalentTo(dataTable2, options => options.Excluding(dataTable => dataTable.DataSet));
// Assert
action.Should().Throw<XunitException>();
}
[Fact]
public void When_DataSet_does_not_match_and_property_is_excluded_it_should_succeed()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>(identicalTables: true);
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.DataSetName += "different";
// Act & Assert
dataTable1.Should().BeEquivalentTo(
dataTable2,
options => options
.Excluding(dataTable => dataTable.DataSet)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.DataSet));
}
[Theory]
[MemberData(nameof(AllChangeTypes))]
public void When_ExtendedProperties_do_not_match_and_property_is_not_excluded_it_should_fail(ChangeType changeType)
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
ApplyChange(dataTable2.ChildRelations[0].ExtendedProperties, changeType);
// Act
Action action = () => dataTable1.Should().BeEquivalentTo(dataTable2);
// Assert
action.Should().Throw<XunitException>();
}
[Theory]
[MemberData(nameof(AllChangeTypes))]
public void When_ExtendedProperties_do_not_match_and_property_is_excluded_it_should_succeed(ChangeType changeType)
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
ApplyChange(dataTable2.ChildRelations[0].ExtendedProperties, changeType);
// Act & Assert
dataTable1.Should().BeEquivalentTo(dataTable2, options => options
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ExtendedProperties));
}
[Fact]
public void When_ParentColumns_do_not_match_and_property_is_not_excluded_it_should_fail()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable2;
var dataTable2 = dataSet2.TypedDataTable2;
dataSet2.TypedDataTable1.RowIDColumn.ColumnName += "different";
// Act
Action action = () =>
dataTable1.Should().BeEquivalentTo(dataTable2, options => options
.Excluding(dataTable => dataTable.ChildRelations)
.Excluding(dataTable => dataTable.Constraints));
// Assert
action.Should().Throw<XunitException>().Which.Message.Should()
.Contain(dataSet2.TypedDataTable1.Columns[0].ColumnName);
}
[Fact]
public void When_ParentColumns_do_not_match_and_property_is_excluded_it_should_succeed()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable2;
var dataTable2 = dataSet2.TypedDataTable2;
dataSet2.TypedDataTable1.RowIDColumn.ColumnName += "different";
// Act & Assert
dataTable1.Should().BeEquivalentTo(dataTable2, options => options
.Excluding(dataTable => dataTable.ChildRelations)
.Excluding(dataTable => dataTable.Constraints)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ParentColumns)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ParentKeyConstraint)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ChildKeyConstraint));
}
[Fact]
public void When_ChildColumns_do_not_match_and_property_is_not_excluded_it_should_fail()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.TypedDataTable2.ForeignRowIDColumn.ColumnName += "different";
// Act
Action action = () =>
dataTable1.Should().BeEquivalentTo(dataTable2, options => options
.Excluding(dataTable => dataTable.ParentRelations)
.Excluding(dataTable => dataTable.Constraints));
// Assert
action.Should().Throw<XunitException>().Which.Message.Should()
.Contain(dataSet2.TypedDataTable1.Columns[0].ColumnName);
}
[Fact]
public void When_ChildColumns_do_not_match_and_property_is_excluded_it_should_succeed()
{
// Arrange
var dataSet1 = CreateDummyDataSet<TypedDataSetSubclass>();
var dataSet2 = new TypedDataSetSubclass(dataSet1);
var dataTable1 = dataSet1.TypedDataTable1;
var dataTable2 = dataSet2.TypedDataTable1;
dataSet2.TypedDataTable2.ForeignRowIDColumn.ColumnName += "different";
// Act & Assert
dataTable1.Should().BeEquivalentTo(dataTable2, options => options
.Excluding(dataTable => dataTable.ParentRelations)
.Excluding(dataTable => dataTable.Constraints)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ChildColumns)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ParentKeyConstraint)
.ExcludingRelated((DataRelation dataRelation) => dataRelation.ChildKeyConstraint));
}
[Fact]
public void When_object_of_type_unequal_to_DataRelation_is_asserted_with_a_DataRelation_it_fails()
{
// Arrange
var dataSet = new DataSet();
var table = new DataTable();
var col1 = new DataColumn();
var col2 = new DataColumn();
table.Columns.Add(col1);
table.Columns.Add(col2);
dataSet.Tables.Add(table);
var subject = new
{
DataRelation = "foobar"
};
var expected = new
{
DataRelation = new DataRelation("bar", col1, col2)
};
// Act
Action act = () => subject.Should().BeEquivalentTo(expected);
// Assert
act.Should().Throw<XunitException>()
.WithMessage("Expected*System.Data.DataRelation*found System.String*");
}
[Fact]
public void When_data_relation_is_null_and_isnt_expected_to_be_equivalence_test_fails()
{
// Arrange
var dataSet = new DataSet();
var table = new DataTable();
var col1 = new DataColumn();
var col2 = new DataColumn();
table.Columns.Add(col1);
table.Columns.Add(col2);
dataSet.Tables.Add(table);
var expected = new
{
DataRelation = new DataRelation("bar", col1, col2)
};
// Act
Action act = () => ((DataRelation)null).Should().BeEquivalentTo(expected);
// Assert
act.Should().Throw<XunitException>()
.WithMessage("Expected *to be*, but found <null>*");
}
[Fact]
public void When_data_relation_is_expected_to_be_null_and_isnt_the_test_fails()
{
// Arrange
var dataSet = new DataSet();
var table = new DataTable();
var col1 = new DataColumn();
var col2 = new DataColumn();
table.Columns.Add(col1);
table.Columns.Add(col2);
dataSet.Tables.Add(table);
var subject = new
{
DataRelation = new DataRelation("bar", col1, col2)
};
var expected = new
{
DataRelation = (DataRelation)null
};
// Act
Action act = () => subject.Should().BeEquivalentTo(expected);
// Assert
act.Should().Throw<XunitException>()
.WithMessage("Expected *to be null, but found*");
}
}
}