public void RequiredRowsThatWereInsertedAreNotRequested()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 2));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1.Add(new SnapshotObjectMother.Table {
Id = 1000, Variable = "Inserted and required"
});
refTable1.Add(new SnapshotObjectMother.ReferencingTable {
Id = 3, OtherId = 1, OtherVariable = "Inserted", ParentId = 4, Variable = "Inserted Variable"
});
refTable1.Add(new SnapshotObjectMother.ReferencingTable {
Id = 4, OtherId = 2, OtherVariable = "Inserted", ParentId = 1000, Variable = "Inserted requires inserted ref"
});
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
//Act
var result = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Assert
var output = new Output();
output.WrapLine("We do not expect a request for the newly inserted row 1000");
var resultRep = result.Tables.AsReport(rep => rep.RemoveBufferLimit()
.AddColumn(t => t.TableDefinition.TableName)
.AddChild(t => t.Keys, trep => trep.RemoveBufferLimit()
.AddColumn(c => c.ColumnName)
.AddColumn(c => c.RequestedValue)));
output.FormatTable(resultRep); output.Report.Verify();
}
public void UneditedReferencedRowsAreExtracted()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var table2 = _om.Make <SnapshotObjectMother.Table2>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 2));
var refTable2 = _om.Make <SnapshotObjectMother.ReferencingTable2>((1, 1), (2, 2));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
table2.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
refTable2.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1[0].Variable = "edited";
table2[1].Variable = "edited";
refTable1[0].Variable = "edited";
refTable1[1].ParentId = 3; //will required table1 row with key of 3 and also 2 because that is the before
refTable2[0].Variable = "edited";
refTable2[1].ParentId = 5; //will required table2 row with key of 5 but not 2 (the before) because it is edited and therefore already present
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
//Act
var result = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Assert
var output = new Output();
var resultRep = result.Tables.AsReport(rep => rep.RemoveBufferLimit()
.AddColumn(t => t.TableDefinition.TableName)
.AddChild(t => t.Keys, trep => trep.RemoveBufferLimit()
.AddColumn(c => c.ColumnName)
.AddColumn(c => c.RequestedValue)));
output.FormatTable(resultRep); output.Report.Verify();
}
public void NewRowsInParentPreservedWhenRequiringRows()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 1));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1.Add(new SnapshotObjectMother.Table {
Id = 50, Variable = "Preserve this"
});
table1.Add(new SnapshotObjectMother.Table {
Id = 55, Variable = "Preserve this"
});
refTable1[0].Variable = "Change";
refTable1.Add(new SnapshotObjectMother.ReferencingTable {
Id = 30, ParentId = 4
});
refTable1.Add(new SnapshotObjectMother.ReferencingTable {
Id = 40, ParentId = 55
});
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
var rows = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Act
var result = DifferenceEnhancer.RequireRows(_om.Collection, diffs, rows, before);
//Assert
var output = new Output();
result.Report(output);
output.Report.Verify();
}
public void RowsAreAddedToDifferences()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var table2 = _om.Make <SnapshotObjectMother.Table2>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 1));
var refTable2 = _om.Make <SnapshotObjectMother.ReferencingTable2>((1, 3), (2, 4));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
table2.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
refTable2.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1[0].Variable = "edited";
table2[1].Variable = "edited";
refTable1[0].Variable = "edited";
refTable1[1].ParentId = 3; //will required table1 row with key of 3 and also 2 because that is the before
refTable2[0].Variable = "edited";
refTable2[1].ParentId = 5; //will required table2 row with key of 5 but not 2 (the before) because it is edited and therefore already present
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
var rows = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Act
var result = DifferenceEnhancer.RequireRows(_om.Collection, diffs, rows, before);
//Assert
var output = new Output();
result.Report(output);
output.Report.Verify();
}
public void RowsCanBeRequiredForDeletes()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var table2 = _om.Make <SnapshotObjectMother.Table2>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 2));
var refTable2 = _om.Make <SnapshotObjectMother.ReferencingTable2>((1, 1), (2, 2));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
table2.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
refTable2.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
refTable1.RemoveAt(1);
refTable2.RemoveAt(0);
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
//Act
var result = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Assert
var output = new Output();
var resultRep = result.Tables.AsReport(rep => rep.RemoveBufferLimit()
.AddColumn(t => t.TableDefinition.TableName)
.AddChild(t => t.Keys, trep => trep.RemoveBufferLimit()
.AddColumn(c => c.ColumnName)
.AddColumn(c => c.RequestedValue)));
output.FormatTable(resultRep); output.Report.Verify();
}
public void IfAllReferencesArePresentAnEmptyResultIsReturned()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var table2 = _om.Make <SnapshotObjectMother.Table2>(1, 2, 3, 4, 5);
var refTable1 = _om.Make <SnapshotObjectMother.ReferencingTable>((1, 1), (2, 1));
var refTable2 = _om.Make <SnapshotObjectMother.ReferencingTable2>((1, 3), (2, 4));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
table2.ToSnapshotTable(builder);
refTable1.ToSnapshotTable(builder);
refTable2.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1[0].Variable = "edited";
table1[1].Variable = "edited";
table2[2].Variable = "edited";
table2[3].Variable = "edited";
refTable1[0].Variable = "edited";
refTable1[1].Variable = "edited";
refTable2[0].Variable = "edited";
refTable2[1].Variable = "edited";
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
//Act
var result = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Assert
result.Tables.Should().BeEmpty();
}
public void TablesWithNoReferencesArePreserved()
{
//Arrange
var table1 = _om.Make <SnapshotObjectMother.Table>(1, 2, 3, 4, 5);
var table2 = _om.Make <SnapshotObjectMother.Table2>(1, 2, 3, 4, 5);
var table3 = _om.Make <SnapshotObjectMother.GuidKeyTable>(Guid.Parse("D04A9F30-DEAA-4E87-B88A-C244D729BBCA"));
void TakeSnapshot(string name)
{
var builder = _om.NewSnapshot(name);
table1.ToSnapshotTable(builder);
table2.ToSnapshotTable(builder);
table3.ToSnapshotTable(builder);
}
TakeSnapshot("Before");
table1[0].Variable = "edited";
table3[0].OtherVariable = "edited";
table3.Add(new SnapshotObjectMother.GuidKeyTable()
{
GuidKeyId = Guid.Parse("D0E1FDD6-51E5-467C-91FD-E07BFD8D9830"), Variable = "New"
});
TakeSnapshot("After");
var before = _om.GetSnapshot("Before");
var after = _om.GetSnapshot("After");
var diffs = SnapshotDifferenceCalculator.GetDifferences(_om.Collection, before, after);
var rows = ReferencedRowLocator.GetMissingRows(_om.Collection, diffs);
//Act
var result = DifferenceEnhancer.RequireRows(_om.Collection, diffs, rows, before);
//Assert
var output = new Output();
result.Report(output);
output.Report.Verify();
}
