public void ExtractTaxaCommand_WithValidHarvesterAndValidReporter_ShouldCorrectlyInitializeObject()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
var reporterMock = new Mock <IReporter>();
// Act
var command = new ExtractTaxaCommand(harvesterMock.Object, reporterMock.Object);
// Assert
Assert.IsNotNull(command, "Initialized Command object should not be null.");
var harvester = PrivateField.GetInstanceField <ExtractTaxaCommand>(
command,
ParameterNames.Harvester);
Assert.IsNotNull(harvester, "Private harvester field should not be null.");
Assert.AreSame(harvesterMock.Object, harvester, "Private harvester field should not be set correctly.");
var reporter = PrivateField.GetInstanceField <ExtractTaxaCommand>(
command,
ParameterNames.Reporter);
Assert.IsNotNull(reporter, "Private reporter field should not be null.");
Assert.AreSame(reporterMock.Object, reporter, "Private reporter field should not be set correctly.");
harvesterMock.Verify(r => r.Harvest(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestLowerTaxa(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestHigherTaxa(It.IsAny <XmlNode>()), Times.Never);
reporterMock.Verify(r => r.AppendContent(It.IsAny <string>()), Times.Never);
reporterMock.Verify(r => r.MakeReport(), Times.Never);
}
public void ExtractTaxaCommand_WithNullHarvesterAndNullReporter_ShouldThrowArgumentNullException()
{
// Arrange + Act + Assert
var exception = Assert.Throws <ArgumentNullException>(() =>
{
var command = new ExtractTaxaCommand(null, null);
});
}
public void ExtractTaxaCommand_WithNullHarvesterAndValidReporter_ShouldThrowArgumentNullExceptionWithCorrectParamName()
{
// Arrange
var reporterMock = new Mock <IReporter>();
// Act + Assert
var exception = Assert.Throws <ArgumentNullException>(() =>
{
var command = new ExtractTaxaCommand(null, reporterMock.Object);
});
Assert.AreEqual(ParameterNames.Harvester, exception.ParamName, "ParamName is not correct.");
reporterMock.Verify(r => r.AppendContent(It.IsAny <string>()), Times.Never);
reporterMock.Verify(r => r.MakeReport(), Times.Never);
}
public void ExtractTaxaCommand_WithValidHarvesterAndNullReporter_ShouldThrowArgumentNullExceptionWithCorrectParamName()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
// Act + Assert
var exception = Assert.Throws <ArgumentNullException>(() =>
{
var command = new ExtractTaxaCommand(harvesterMock.Object, null);
});
Assert.AreEqual(ParameterNames.Reporter, exception.ParamName, "ParamName is not correct.");
harvesterMock.Verify(r => r.Harvest(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestLowerTaxa(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestHigherTaxa(It.IsAny <XmlNode>()), Times.Never);
}
public async Task ExtractTaxaCommand_RunWithValidDocumentAndValidProgramSettings_ExtractLowerAndHigherTaxa_ShouldWork()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
var reporterMock = new Mock <IReporter>();
var command = new ExtractTaxaCommand(harvesterMock.Object, reporterMock.Object);
var settingsMock = new Mock <ICommandSettings>();
var documentMock = new Mock <IDocument>();
var xmldocumentStub = new XmlDocument();
xmldocumentStub.LoadXml("<a />");
documentMock
.SetupGet(d => d.XmlDocument)
.Returns(xmldocumentStub);
settingsMock
.SetupGet(s => s.ExtractTaxa)
.Returns(false);
settingsMock
.SetupGet(s => s.ExtractLowerTaxa)
.Returns(true);
settingsMock
.SetupGet(s => s.ExtractHigherTaxa)
.Returns(true);
// Act
var result = await command.Run(documentMock.Object, settingsMock.Object);
// Assert
settingsMock.VerifyGet(s => s.ExtractTaxa, Times.Once);
settingsMock.VerifyGet(s => s.ExtractLowerTaxa, Times.Once);
settingsMock.VerifyGet(s => s.ExtractHigherTaxa, Times.Once);
harvesterMock.Verify(r => r.Harvest(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestLowerTaxa(It.IsAny <XmlNode>()), Times.Once);
harvesterMock.Verify(r => r.HarvestLowerTaxa(xmldocumentStub.DocumentElement), Times.Once);
harvesterMock.Verify(r => r.HarvestHigherTaxa(It.IsAny <XmlNode>()), Times.Once);
harvesterMock.Verify(r => r.HarvestHigherTaxa(xmldocumentStub.DocumentElement), Times.Once);
reporterMock.Verify(r => r.AppendContent(It.IsAny <string>()), Times.Exactly(2));
reporterMock.Verify(r => r.MakeReport(), Times.Once);
}
public void ExtractTaxaCommand_RunWithNullDocumentAndNullProgramSettings_ShouldThrowArgumentNullException()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
var reporterMock = new Mock <IReporter>();
var command = new ExtractTaxaCommand(harvesterMock.Object, reporterMock.Object);
// Act + Assert
var exception = Assert.ThrowsAsync <ArgumentNullException>(() =>
{
return(command.Run(null, null));
});
harvesterMock.Verify(r => r.Harvest(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestLowerTaxa(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestHigherTaxa(It.IsAny <XmlNode>()), Times.Never);
reporterMock.Verify(r => r.AppendContent(It.IsAny <string>()), Times.Never);
reporterMock.Verify(r => r.MakeReport(), Times.Never);
}
public void ExtractTaxaCommand_RunWithValidDocumentAndNullProgramSettings_ShouldThrowArgumentNullExceptionWithCorrectParamName()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
var reporterMock = new Mock <IReporter>();
var command = new ExtractTaxaCommand(harvesterMock.Object, reporterMock.Object);
var documentMock = new Mock <IDocument>();
// Act + Assert
var exception = Assert.ThrowsAsync <ArgumentNullException>(() =>
{
return(command.Run(documentMock.Object, null));
});
Assert.AreEqual(ParameterNames.Settings, exception.ParamName, "ParamName is not correct.");
harvesterMock.Verify(r => r.Harvest(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestLowerTaxa(It.IsAny <XmlNode>()), Times.Never);
harvesterMock.Verify(r => r.HarvestHigherTaxa(It.IsAny <XmlNode>()), Times.Never);
reporterMock.Verify(r => r.AppendContent(It.IsAny <string>()), Times.Never);
reporterMock.Verify(r => r.MakeReport(), Times.Never);
}
public async Task ExtractTaxaCommand_RunWithValidDocumentAndValidProgramSettings_ExtractOnlyLowerTaxa_ShouldNotChangeDocumentContent()
{
// Arrange
var harvesterMock = new Mock <ITaxonNamesHarvester>();
var reporterMock = new Mock <IReporter>();
var command = new ExtractTaxaCommand(harvesterMock.Object, reporterMock.Object);
var settingsMock = new Mock <ICommandSettings>();
var documentMock = new Mock <IDocument>();
var xmldocumentStub = new XmlDocument();
xmldocumentStub.LoadXml("<a />");
documentMock
.SetupGet(d => d.XmlDocument)
.Returns(xmldocumentStub);
settingsMock
.SetupGet(s => s.ExtractTaxa)
.Returns(false);
settingsMock
.SetupGet(s => s.ExtractLowerTaxa)
.Returns(true);
settingsMock
.SetupGet(s => s.ExtractHigherTaxa)
.Returns(false);
// Act
string initialContent = xmldocumentStub.OuterXml;
var result = await command.Run(documentMock.Object, settingsMock.Object);
string finalContent = xmldocumentStub.OuterXml;
// Assert
Assert.AreEqual(initialContent, finalContent);
}
