public void ListEmptyTest()
{
string wd = "c:\\root\\empty1";
Uri registry = null;
NpmFactory factory = new MockNpmFactory();
NpmApi target = new NpmApi(factory, wd, registry);
List<NpmInstalledPackage> expected = MockTestData.ListEmptyExpected();
IEnumerable<INpmInstalledPackage> actual;
actual = target.List();
Assert.IsNotNull(actual);
Assert.AreEqual(expected.Count, actual.Count());
int index = 0;
foreach (NpmInstalledPackage actualItem in actual)
{
Assert.AreEqual(expected[index], actualItem, "item value differs");
index++;
}
}
/// <summary>
/// Exercise the NpmApi class
/// </summary>
/// <param name="wd">working directory path</param>
/// <param name="installPath">node installation path</param>
/// <param name="module">module name to use</param>
/// <returns>true or false</returns>
public static bool RunSample(string wd, string installPath, string module)
{
try
{
string uninstalledName = null;
NpmApi npm = new NpmApi(wd);
if (npm == null)
{
Console.WriteLine("Failed to create NpmApi");
return false;
}
npm.NpmClient.InstallPath = installPath;
string version = npm.GetInstalledVersion();
INpmSearchResultPackage found = null;
IEnumerable<INpmSearchResultPackage> searchResults = npm.Search(module);
if (searchResults != null)
{
foreach (INpmSearchResultPackage result in searchResults)
{
if (result.Name == module)
{
found = result;
break;
}
}
}
if (found == null)
{
Console.WriteLine("Search failed to find '{0}'", module);
return false;
}
// install module as a dependency
IEnumerable<INpmPackage> installed = npm.Install(found);
if (installed == null || installed.Count() == 0)
{
Console.WriteLine("Install failed for {0}", found.Name);
return false;
}
// list packages at parent
IEnumerable<INpmInstalledPackage> installedPkg = npm.List();
if (installedPkg == null)
{
Console.WriteLine("List failed for {0}", found.Name);
return false;
}
// there should be at least 1 item since we installed one
if (installedPkg.Count() == 0)
{
Console.WriteLine("There are no packages listed");
return false;
}
// switch to dependency directory to uninstall a child
npm.SetDependencyDirectory(found.Name);
// remove a dependency
IEnumerable<INpmInstalledPackage> installedChildren = npm.ListChildren();
foreach (INpmInstalledPackage package in installedChildren)
{
if (!npm.Uninstall(package.Name))
{
Console.WriteLine("Failed to uninstall dependency {0} of {1}", package.Name, found.Name);
return false;
}
else
{
uninstalledName = package.Name;
}
break;
}
// revert directory
npm.SetDependencyDirectory(null);
// check that it is reported as missing
bool matchMissing = false;
IEnumerable<INpmPackageDependency> outdated = npm.Outdated();
if (outdated != null && outdated.Count() > 0)
{
foreach (INpmPackageDependency outofdate in outdated)
{
if (outofdate.Name == uninstalledName &&
string.IsNullOrWhiteSpace(outofdate.Version))
{
matchMissing = true;
break;
}
}
}
if (!matchMissing)
{
Console.WriteLine("Expected at least one outdated entry after uninstall of {0}", uninstalledName);
return false;
}
// now call update and check if it is fixed
installedPkg = npm.Update(uninstalledName);
if (installedPkg == null)
{
Console.WriteLine("Update failed for {0}", uninstalledName);
return false;
}
// check that specified package is updated
matchMissing = false;
foreach (INpmInstalledPackage package in installedPkg)
{
if (package.Name == uninstalledName)
{
matchMissing = true;
break;
}
}
if (!matchMissing)
{
Console.WriteLine("Package not reported as updated for {0}", uninstalledName);
return false;
}
outdated = npm.Outdated();
if (outdated != null && outdated.Count() > 0)
{
Console.WriteLine("Expected no outdated entry after update of {0}", module);
return false;
}
Console.WriteLine("Success! {0} is installed.", module);
return true;
}
catch (NpmException ex)
{
Console.WriteLine("Npm failed with exception.");
Console.WriteLine("Message: " + ex.Message);
if (ex.InnerException != null)
{
Console.WriteLine("Inner message: " + ex.InnerException.Message);
}
else
{
if (ex.NpmCode != null)
{
Console.WriteLine("Code: " + ex.NpmCode);
}
if (ex.NpmCommand != null)
{
Console.WriteLine("calling: " + ex.NpmCommand);
}
}
return false;
}
}
