public void AvailableMigrations_returns_empty_for_invalid_versions(
VersionedElementInfo element)
{
var migrations = element.AvailableMigrations();
migrations.Should().BeEmpty();
}
public void ReadMigrated_on_handled_empty_elements_succeeds(VersionedElementInfo elementInfo)
{
using var emptyElementStream = CreateEmptyElementStream(elementInfo);
var(reader, info) = DataVersionManagement.ReadMigrated(emptyElementStream);
using (reader)
{
GetVersion(reader).Should().Be(info.Version);
}
}
public void AvailableMigrations_returns_migration_for_previous_migratable_version(RootElement rootElement)
{
var previous = BattleScribeVersion.V2x01;
var element = new VersionedElementInfo(rootElement, previous);
var migrations = element.AvailableMigrations();
migrations.Should().HaveCountGreaterOrEqualTo(1, "because we're migrating from some previous version.");
}
public void ReadRootElementInfo_succeeds(RootElement rootElement, string versionText)
{
var elementInfo =
new VersionedElementInfo(
rootElement,
BattleScribeVersion.Parse(versionText));
using var stream = CreateEmptyElementStream(elementInfo);
var result = DataVersionManagement.ReadRootElementInfo(stream);
result.Should().Be(elementInfo);
}
public void Compare_returns_expected_result(
RootElement root1, string text1,
RootElement root2, string text2,
int expectedResult)
{
var element1 = CreateVersionedInfo(root1, text1);
var element2 = CreateVersionedInfo(root2, text2);
var result = VersionedElementInfo.Compare(element1, element2);
result.Should().Be(expectedResult);
}
public static void ApplyMigration(VersionedElementInfo migrationInfo, XmlReader input, Stream output)
{
var xslt = CreateXslt();
using var writer = Utilities.BattleScribeConformantXmlWriter.Create(output, new XmlWriterSettings { CloseOutput = false });
xslt.Transform(input, writer);
XslCompiledTransform CreateXslt()
{
using var migrationXlsStream = migrationInfo.OpenMigrationXslStream();
using var stylesheetReader = XmlReader.Create(migrationXlsStream, new XmlReaderSettings { CloseInput = false });
var transform = new XslCompiledTransform();
transform.Load(stylesheetReader);
return(transform);
}
}
private static Stream CreateEmptyElementStream(VersionedElementInfo elementInfo)
{
var xmlContent = string.Format(
CultureInfo.InvariantCulture,
"<{0} {1}='{2}' xmlns='{3}' />",
elementInfo.Element.Info().XmlElementName,
DataVersionManagement.BattleScribeVersionAttributeName,
elementInfo.Version.BattleScribeString,
elementInfo.Element.Info().Namespace);
var xmlStream = new MemoryStream();
using (var writer = CreateNotClosingStreamWriter(xmlStream))
{
writer.Write(xmlContent);
writer.Flush();
}
xmlStream.Position = 0;
return(xmlStream);
}
public static void ApplyMigration(VersionedElementInfo migrationInfo, Stream input, Stream output)
{
using var reader = XmlReader.Create(input);
ApplyMigration(migrationInfo, reader, output);
}
public void Per_element_xsl_migration_is_available(VersionedElementInfo elementInfo)
{
using var migrationXslStream = elementInfo.OpenMigrationXslStream();
migrationXslStream.Should().NotBeNull();
}
