public void SortBundlesToleratesExternalBundlesWhichAreNotInTheContainer()
{
var externalBundle1 = new ExternalScriptBundle("http://test.com/test1.js");
var externalBundle2 = new ExternalScriptBundle("http://test.com/test2.js");
var container = new BundleContainer(Enumerable.Empty <ScriptBundle>());
var results = container.IncludeReferencesAndSortBundles(new[] { externalBundle1, externalBundle2 });
results.SequenceEqual(new[] { externalBundle1, externalBundle2 }).ShouldBeTrue();
}
public void GivenBundleWithReferenceToAnotherBundle_BundlesAreSortedInDependencyOrder()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
bundle1.AddReference("~/bundle2");
var container = new BundleContainer(new[] { bundle1, bundle2 });
var sorted = container.IncludeReferencesAndSortBundles(new[] { bundle1, bundle2 });
sorted.SequenceEqual(new[] { bundle2, bundle1 }).ShouldBeTrue();
}
public void GivenBundlesWithNoDependenciesAreReferencedInNonAlphaOrder_WhenIncludeReferencesAndSortBundles_ThenReferenceOrderIsMaintained()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
var container = new BundleContainer(new[] { bundle1, bundle2 });
var sorted = container.IncludeReferencesAndSortBundles(new[] { bundle2, bundle1 });
sorted.SequenceEqual(new[] { bundle2, bundle1 }).ShouldBeTrue();
}
public void GivenBundlesWithNoDependenciesAreReferencedInNonAlphaOrder_WhenIncludeReferencesAndSortBundles_ThenReferenceOrderIsMaintained()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
var container = new BundleContainer(new[] { bundle1, bundle2 });
var sorted = container.IncludeReferencesAndSortBundles(new[] { bundle2, bundle1 });
sorted.SequenceEqual(new[] { bundle2, bundle1 }).ShouldBeTrue();
}
public void GivenBundleWithReferenceToAnotherBundle_BundlesAreSortedInDependencyOrder()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
bundle1.AddReference("~/bundle2");
var container = new BundleContainer(new[] { bundle1, bundle2 });
var sorted = container.IncludeReferencesAndSortBundles(new[] { bundle1, bundle2 });
sorted.SequenceEqual(new[] { bundle2, bundle1 }).ShouldBeTrue();
}
public void GivenBundlesWithCyclicReferences_WhenIncludeReferencesAndSortBundles_ThenExceptionThrown()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
bundle1.AddReference("~/bundle2");
bundle2.AddReference("~/bundle1");
var container = new BundleContainer(new[] { bundle1, bundle2 });
Assert.Throws<InvalidOperationException>(delegate
{
container.IncludeReferencesAndSortBundles(new[] { bundle2, bundle1 });
});
}
public void GivenBundlesWithCyclicReferences_WhenIncludeReferencesAndSortBundles_ThenExceptionThrown()
{
var bundle1 = new TestableBundle("~/bundle1");
var bundle2 = new TestableBundle("~/bundle2");
bundle1.AddReference("~/bundle2");
bundle2.AddReference("~/bundle1");
var container = new BundleContainer(new[] { bundle1, bundle2 });
Assert.Throws <InvalidOperationException>(delegate
{
container.IncludeReferencesAndSortBundles(new[] { bundle2, bundle1 });
});
}
public void WhenSortBundlesWithCycle_ThenExceptionThrownHasMessageWithCycleBundlePaths()
{
var bundleA = new TestableBundle("~/a");
var bundleB = new TestableBundle("~/b");
bundleA.AddReference("~/b");
bundleB.AddReference("~/a");
var container = new BundleContainer(new[] { bundleA, bundleB });
var exception = Assert.Throws <InvalidOperationException>(
() => container.IncludeReferencesAndSortBundles(new[] { bundleA, bundleB })
);
exception.Message.ShouldContain("~/a");
exception.Message.ShouldContain("~/b");
}
public void ImplicitReferenceOrderingMustNotIntroduceCycles()
{
var ms = Enumerable.Range(0, 5).Select(i => new TestableBundle("~/" + i)).ToArray();
ms[1].AddReference("~/4");
ms[4].AddReference("~/3");
var container = new BundleContainer(ms);
var sorted = container.IncludeReferencesAndSortBundles(ms).ToArray();
sorted[0].ShouldBeSameAs(ms[0]);
sorted[1].ShouldBeSameAs(ms[2]);
sorted[2].ShouldBeSameAs(ms[3]);
sorted[3].ShouldBeSameAs(ms[4]);
sorted[4].ShouldBeSameAs(ms[1]);
}
public void GivenDiamondReferencing_ThenConcatDependenciesReturnsEachReferencedBundleOnlyOnceInDependencyOrder()
{
var bundle1 = new TestableBundle("~/bundle-1");
var asset1 = new Mock <IAsset>();
SetupAsset("~/bundle-1/a.js", asset1);
asset1.SetupGet(a => a.References)
.Returns(new[] {
new AssetReference("~/bundle-2/b.js", asset1.Object, 1, AssetReferenceType.DifferentBundle),
new AssetReference("~/bundle-3/c.js", asset1.Object, 1, AssetReferenceType.DifferentBundle)
});
bundle1.Assets.Add(asset1.Object);
var bundle2 = new TestableBundle("~/bundle-2");
var asset2 = new Mock <IAsset>();
SetupAsset("~/bundle-2/b.js", asset2);
asset2.SetupGet(a => a.References)
.Returns(new[] { new AssetReference("~/bundle-4/d.js", asset2.Object, 1, AssetReferenceType.DifferentBundle) });
bundle2.Assets.Add(asset2.Object);
var bundle3 = new TestableBundle("~/bundle-3");
var asset3 = new Mock <IAsset>();
SetupAsset("~/bundle-3/c.js", asset3);
asset3.SetupGet(a => a.References)
.Returns(new[] { new AssetReference("~/bundle-4/d.js", asset3.Object, 1, AssetReferenceType.DifferentBundle) });
bundle3.Assets.Add(asset3.Object);
var bundle4 = new TestableBundle("~/bundle-4");
var asset4 = new Mock <IAsset>();
SetupAsset("~/bundle-4/d.js", asset4);
bundle4.Assets.Add(asset4.Object);
var container = new BundleContainer(new[] { bundle1, bundle2, bundle3, bundle4 });
container.IncludeReferencesAndSortBundles(new[] { bundle1, bundle2, bundle3, bundle4 })
.SequenceEqual(new[] { bundle4, bundle2, bundle3, bundle1 }).ShouldBeTrue();
}
public void GivenDiamondReferencing_ThenConcatDependenciesReturnsEachReferencedBundleOnlyOnceInDependencyOrder()
{
var bundle1 = new TestableBundle("~/bundle-1");
var asset1 = new Mock<IAsset>();
SetupAsset("~/bundle-1/a.js", asset1);
asset1.SetupGet(a => a.References)
.Returns(new[] {
new AssetReference("~/bundle-2/b.js", asset1.Object, 1, AssetReferenceType.DifferentBundle),
new AssetReference("~/bundle-3/c.js", asset1.Object, 1, AssetReferenceType.DifferentBundle)
});
bundle1.Assets.Add(asset1.Object);
var bundle2 = new TestableBundle("~/bundle-2");
var asset2 = new Mock<IAsset>();
SetupAsset("~/bundle-2/b.js", asset2);
asset2.SetupGet(a => a.References)
.Returns(new[] { new AssetReference("~/bundle-4/d.js", asset2.Object, 1, AssetReferenceType.DifferentBundle) });
bundle2.Assets.Add(asset2.Object);
var bundle3 = new TestableBundle("~/bundle-3");
var asset3 = new Mock<IAsset>();
SetupAsset("~/bundle-3/c.js", asset3);
asset3.SetupGet(a => a.References)
.Returns(new[] { new AssetReference("~/bundle-4/d.js", asset3.Object, 1, AssetReferenceType.DifferentBundle) });
bundle3.Assets.Add(asset3.Object);
var bundle4 = new TestableBundle("~/bundle-4");
var asset4 = new Mock<IAsset>();
SetupAsset("~/bundle-4/d.js", asset4);
bundle4.Assets.Add(asset4.Object);
var container = new BundleContainer(new[] { bundle1, bundle2, bundle3, bundle4 });
container.IncludeReferencesAndSortBundles(new[] { bundle1, bundle2, bundle3, bundle4 })
.SequenceEqual(new[] { bundle4, bundle2, bundle3, bundle1 }).ShouldBeTrue();
}
public void WhenSortBundlesWithCycle_ThenExceptionThrownHasMessageWithCycleBundlePaths()
{
var bundleA = new TestableBundle("~/a");
var bundleB = new TestableBundle("~/b");
bundleA.AddReference("~/b");
bundleB.AddReference("~/a");
var container = new BundleContainer(new[] { bundleA, bundleB });
var exception = Assert.Throws<InvalidOperationException>(
() => container.IncludeReferencesAndSortBundles(new[] { bundleA, bundleB })
);
exception.Message.ShouldContain("~/a");
exception.Message.ShouldContain("~/b");
}
public void SortBundlesToleratesExternalBundlesWhichAreNotInTheContainer()
{
var externalBundle1 = new ExternalScriptBundle("http://test.com/test1.js");
var externalBundle2 = new ExternalScriptBundle("http://test.com/test2.js");
var container = new BundleContainer(Enumerable.Empty<ScriptBundle>());
var results = container.IncludeReferencesAndSortBundles(new[] { externalBundle1, externalBundle2 });
results.SequenceEqual(new[] { externalBundle1, externalBundle2 }).ShouldBeTrue();
}
public void ImplicitReferenceOrderingMustNotIntroduceCycles()
{
var ms = Enumerable.Range(0, 5).Select(i => new TestableBundle("~/" + i)).ToArray();
ms[1].AddReference("~/4");
ms[4].AddReference("~/3");
var container = new BundleContainer(ms);
var sorted = container.IncludeReferencesAndSortBundles(ms).ToArray();
sorted[0].ShouldBeSameAs(ms[0]);
sorted[1].ShouldBeSameAs(ms[2]);
sorted[2].ShouldBeSameAs(ms[3]);
sorted[3].ShouldBeSameAs(ms[4]);
sorted[4].ShouldBeSameAs(ms[1]);
}