{"metadata":{"image":[],"title":"","description":""},"api":{"url":"","auth":"required","params":[],"results":{"codes":[]},"settings":""},"next":{"description":"","pages":[]},"title":"Wrapping a spec with a behavior","type":"basic","slug":"wrapping-a-spec-with-a-behavior","excerpt":"","body":"One very common use for a behavior is to wrap a spec in a transaction scope. This way, any changes the spec makes can be rolled back once the spec executes.\n\nFirst, let's register the behavior:\n[block:code]\n{\n \"codes\": [\n {\n \"code\": \"WhenTesting<INeedATransaction>().EnrichWith<TransactionScopeWrapperBehavior>();\\n\",\n \"language\": \"csharp\"\n }\n ]\n}\n[/block]\nNow we just need the behavior and the marker interface:\n[block:code]\n{\n \"codes\": [\n {\n \"code\": \" public interface INeedATransaction : ISpecs\\n {\\n }\\n\\n public class TransactionScopeWrapperBehavior : Behavior<INeedATransaction>\\n {\\n private TransactionScope _scope;\\n\\n public override void SpecInit(INeedATransaction instance)\\n {\\n _scope = new TransactionScope();\\n }\\n\\n public override void AfterSpec(INeedATransaction instance)\\n {\\n _scope.Dispose();\\n }\\n }\",\n \"language\": \"csharp\"\n }\n ]\n}\n[/block]\nAny spec can now automatically wrap itself in a transaction scope just by implementing the INeedATransaction interface.","updates":[],"order":999,"isReference":false,"hidden":false,"sync_unique":"","link_url":"","link_external":false,"_id":"56c72ca5862f940d0056475d","__v":1,"user":"54471f91beb6320800da6f75","category":{"sync":{"isSync":false,"url":""},"pages":["5447ef8d0319802200fc0713","56ac1ec3aa91300d00bede9b","56ac213d0bbe170d00f11272","56ac21d2c69a430d008aabb3","56b1401d4b05c50d001ceb3b","56c72ca5862f940d0056475d","56c75ec053cafe0d00a53d7b"],"title":"Convention System","slug":"convention-system","order":6,"from_sync":false,"reference":false,"_id":"5447ed230319802200fc0702","__v":7,"version":"54471fc9e12a270800028adf","createdAt":"2014-10-22T17:45:07.793Z","project":"54471fc9e12a270800028adc"},"githubsync":"","project":"54471fc9e12a270800028adc","version":{"version":"1.0","version_clean":"1.0.0","codename":"","is_stable":true,"is_beta":false,"is_hidden":false,"is_deprecated":false,"categories":["54471fc9e12a270800028ae0","5447b9e7b96a63140077d747","5447be130319802200fc0620","5447ed118d7af31a00dd411c","5447ed230319802200fc0702","5448524c4544c30800241f41","544854504544c30800241f4d","544854af4544c30800241f50","544854e74544c30800241f51","54485557c1b42e08005b82bf"],"_id":"54471fc9e12a270800028adf","__v":10,"project":"54471fc9e12a270800028adc","releaseDate":"2014-10-22T03:08:57.750Z","createdAt":"2014-10-22T03:08:57.750Z"},"createdAt":"2016-02-19T14:54:29.581Z"}