public async Task ThrowsOnNull()
{
SourceRepository repository = null;
await Assert.ThrowsAsync <ArgumentNullException>("repository", () => repository.GetRecentPackagesAsync());
}
/// <summary>
/// Visualizes the upgradeable dependencies of the packages in the specified repository.
/// </summary>
/// <param name="repository">The repository.</param>
/// <param name="targetFramework">The framework to find compatible package dependencies.</param>
/// <returns>The graph of the upgradeable dependencies of the packages in the repository.</returns>
/// <exception cref="ArgumentNullException"><paramref name="repository"/> is <c>null</c>.</exception>
/// <seealso cref="IEnumerablePackageIdentityExtensions.VisualizeUpgradeableDependenciesAsync(IEnumerable{PackageIdentity}, SourceRepository, NuGetFramework)"/>
public static async Task <DirectedGraph> VisualizeUpgradeableDependenciesAsync(this SourceRepository repository, NuGetFramework targetFramework)
{
var packages = await repository.GetRecentPackagesAsync().ConfigureAwait(false);
return(await packages.VisualizeUpgradeableDependenciesAsync(repository, targetFramework).ConfigureAwait(false));
}