public void Identical_ModuleManifests_have_no_differences()
{
var oldModuleManifest = new ModuleManifest(new[]
{
new Module(
@"scripts/module-a",
new Resource[]
{
new Resource(@"scripts/module-a/test.js", new byte[0], new string[0])
},
new string[0],
null
),
new Module(@"scripts/module-b", new Resource[0], new string[0], null)
});
var newModuleManifest = new ModuleManifest(new[]
{
new Module(
@"scripts/module-a",
new Resource[]
{
new Resource(@"scripts/module-a/test.js", new byte[0], new string[0])
},
new string[0],
null
),
new Module(@"scripts/module-b", new Resource[0], new string[0], null)
});
var differences = newModuleManifest.CompareTo(oldModuleManifest);
differences.Length.ShouldEqual(0);
}
public void UpdateStorage(string manifestFilename)
{
var cachedManifest = ReadManifestFromStorage(manifestFilename) ?? CreateEmptyManifest();
var differences = manifest.CompareTo(cachedManifest);
if (differences.Length > 0)
{
ApplyDifferencesToStorage(differences);
WriteManifestToStorage(manifestFilename);
}
}
public void Compare_ModuleManifest_with_added_module_to_old_returns_difference()
{
var oldModuleManifest = new ModuleManifest(new Module[0]);
Module module;
var newModuleManifest = new ModuleManifest(new[]
{
module = new Module(
@"scripts/module-a",
new Resource[0],
new string[0],
null
)
});
var differences = newModuleManifest.CompareTo(oldModuleManifest);
differences.Length.ShouldEqual(1);
differences[0].Type.ShouldEqual(ModuleDifferenceType.Added);
differences[0].Module.ShouldEqual(module);
}
public void Compare_ModuleManifest_with_changed_module_to_old_returns_Add_and_Delete_differences()
{
Module oldModule;
var oldModuleManifest = new ModuleManifest(new[]
{
oldModule = new Module(
@"scripts/module-a",
new Resource[]
{
new Resource(@"scripts/module-a/test.js", new byte[] { 1 }, new string[0])
},
new string[0],
null
)
});
Module changedModule;
var newModuleManifest = new ModuleManifest(new[]
{
changedModule = new Module(
@"scripts/module-a",
new Resource[]
{
new Resource(@"scripts/module-a/test.js", new byte[] { 2 }, new string[0])
},
new string[0],
null
)
});
var differences = newModuleManifest.CompareTo(oldModuleManifest);
differences.Length.ShouldEqual(2);
differences[0].Type.ShouldEqual(ModuleDifferenceType.Deleted);
differences[0].Module.ShouldEqual(oldModule);
differences[1].Type.ShouldEqual(ModuleDifferenceType.Added);
differences[1].Module.ShouldEqual(changedModule);
}
