public void Creating_a_provider_with_a_null_or_empty_fileName_should_fail()
{
/* Arrange */
IConfigProvider p;
/* Act */
Action a1 = () => p = new FileConfigProvider(null);
Action a2 = () => p = new FileConfigProvider(string.Empty);
/* Assert */
a1.ShouldThrow<ArgumentException>();
a2.ShouldThrow<ArgumentException>();
}
public void Accessing_properties_on_a_non_existant_file_should_work_returning_expected_defaults()
{
/* Arrange */
string fileName = "testnoexist.xml";
var p = new FileConfigProvider(fileName);
/* Act */
string str = p.ToString();
/* Assert */
p.CanDelete.Should().BeTrue();
p.ConfigFileName.Should().Be(fileName);
p.IsReadOnly.Should().BeFalse();
p.ModifiedSinceLoad.Should().BeFalse();
str.Should().Be(fileName);
}
public void Accessing_a_readonly_file_should_work_as_expected()
{
/* Arrange */
var doc = new XDocument();
string fileName = "testro.xml";
string newFileName = "testronew.xml";
TestConfigFactory.CreateXmlFile(fileName, "<configuration />", true);
TestConfigFactory.CreateXmlFile(newFileName, "<configuration />", true);
var p = new FileConfigProvider(fileName);
/* Act */
Action a1 = () => p.DeleteConfig();
Action a2 = () => p.SaveConfig(doc);
/* Assert */
p.CanDelete.Should().BeFalse();
p.IsReadOnly.Should().BeTrue();
p.ModifiedSinceLoad.Should().BeFalse();
a1.ShouldThrow<InvalidOperationException>();
a2.ShouldThrow<UnauthorizedAccessException>();
}
public void Loading_and_saving_a_file_should_work()
{
/* Arrange */
var fileName = "testexisting.xml";
TestConfigFactory.CreateXmlFile(fileName, "<configuration><section1 /></configuration>", false);
var p = new FileConfigProvider(fileName);
/* Act */
Action a1 = () =>
{
//Calling init for code coverage
p.Initialize();
var doc = p.LoadConfig().First();
doc.Root.FirstNode.Remove();
p.SaveConfig(doc);
};
Action a2 = () => p.SaveConfig(null);
/* Assert */
a1.ShouldNotThrow();
a2.ShouldNotThrow();
p.ModifiedSinceLoad.Should().BeFalse();
}
public void Deleting_a_writable_file_should_wok()
{
/* Arrange */
string fileName = "testdel.xml";
TestConfigFactory.CreateXmlFile(fileName, "<configuration />", false);
var p = new FileConfigProvider(fileName);
/* Act */
bool existsPre = File.Exists(fileName);
p.DeleteConfig();
bool existsPost = File.Exists(fileName);
/* Assert */
existsPre.Should().BeTrue();
existsPost.Should().BeFalse();
}
public void Source_dentifier_should_return_correct_value()
{
/* Arrange / Act */
string fileName = "SomeFile.xml";
var p = new FileConfigProvider(fileName);
/* Assert */
p.SourceIdentifier.Should().Be(fileName);
}
public void Modified_since_load_should_work_as_expected()
{
/* Arrange */
var fileName = "testmultiedit.xml";
TestConfigFactory.CreateXmlFile(fileName, "<configuration><section1 /></configuration>", false);
var p1 = new FileConfigProvider(fileName);
var p2 = new FileConfigProvider(fileName);
/* Act */
var doc1 = p1.LoadConfig().First();
var doc2 = p2.LoadConfig().First();
Thread.Sleep(10);
p1.SaveConfig(doc1);
/* Assert */
p1.ModifiedSinceLoad.Should().BeFalse();
p2.ModifiedSinceLoad.Should().BeTrue();
}
public void Loading_invalid_xml_should_fail()
{
/* Arrange */
var fileName = "testfail.xml";
TestConfigFactory.CreateXmlFile(fileName, "garblegarble", false);
var p = new FileConfigProvider(fileName);
/* Act */
Action a1 = () => p.LoadConfig().First();
/* Assert */
a1.ShouldThrow<XmlException>();
}
public void Loading_and_saving_a_new_file_should_work()
{
/* Arrange */
var fileName = "testnew.xml";
File.Delete(fileName);
var p = new FileConfigProvider(fileName);
/* Act */
var existsPre = File.Exists(fileName);
var doc = p.LoadConfig().First();
p.SaveConfig(doc);
var existsPost = File.Exists(fileName);
/* Assert */
existsPre.Should().BeFalse();
existsPost.Should().BeTrue();
doc.Root.Name.LocalName.Should().Be(ConfigElement.RootNode);
}
