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Merge pull request #9 from rbtcollins/testharness
More test interaction work
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,5 @@ | ||
| #[cfg(test)] | ||
| extern crate failure; | ||
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| #[cfg(test)] | ||
| mod tests; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| use failure::{err_msg, Error}; | ||
| use har; | ||
| use serde_json::Value; | ||
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| use ::kubernetes_api::core::v1::NamespaceList; | ||
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| fn entries(ahar: &har::Har) -> Result<&Vec<har::v1_3::Entries>, Error> { | ||
| match &ahar.log { | ||
| har::Spec::V1_3(log) => Ok(&log.entries), | ||
| _ => Err(err_msg("unexpected har version")), | ||
| } | ||
| } | ||
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| fn response(entry: &har::v1_3::Entries) -> Result<String, Error> { | ||
| // https://github.com/rust-lang/rust/issues/46871 | ||
| // let body = &entry.response.content.text?; | ||
| let body = entry | ||
| .response | ||
| .content | ||
| .text | ||
| .as_ref() | ||
| .ok_or(err_msg("no response body"))?; | ||
| Ok(match &entry.response.content.encoding { | ||
| None => body.clone(), | ||
| Some(enc) if enc == "base64" => String::from_utf8(base64::decode(&body)?)?, | ||
| Some(enc) => Err(err_msg(format!("unknown encoding {}", enc)))?, | ||
| }) | ||
| } | ||
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| #[test] | ||
| fn test_namespace_har() -> Result<(), Error> { | ||
| // This is not generalised. We should aim to make this model driven and fully generalised, but EFUTURE. | ||
| // Load the HAR | ||
| // HAR errors are awkwardly incompatibly... feel free to whinge, | ||
| // but even map_err was throwing from::From failures - I think due to har's Result wrapper. | ||
| let har = match har::from_path("testdata/traces/json/get-namespaces.har") { | ||
| Ok(something) => Ok(something), | ||
| Err(e) => Err(err_msg(format!("{}", e))), | ||
| }?; | ||
| for entry in entries(&har)? { | ||
| println!("url {:?}", entry.request.url); | ||
| // XXX todos: | ||
| // Check that the GVK url route is correct - route that URL and match back to the GVK or vice versa. | ||
| // cross check the self link? | ||
| // its a get, no payload upload verification | ||
| // verify the GET options from the URL are understood - do we have a parser for those ? | ||
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|
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| // parse the response by its expected type | ||
| let response_str = response(entry)?; | ||
| println!("response {}", response_str); | ||
| let typed: NamespaceList = serde_json::from_str(&response_str)?; | ||
| println!("list {:?}", typed); | ||
| println!("list-to-json {}", serde_json::to_string_pretty(&typed)?); | ||
| // reserialise the response to JSON, bounce it back through Value to eliminate the *ordering* in the output imposed by the use of structured types. | ||
| let typed_json = serde_json::to_string_pretty(&serde_json::from_str::<Value>( | ||
| &serde_json::to_string_pretty(&typed)?, | ||
| )?)?; | ||
| // let typed_interim: Value = serde_json::from_str(&typed_j) | ||
| // compare the resulting JSON | ||
| // canonicalise the reference JSON to avoid over-time library output variations. | ||
| let interim: Value = serde_json::from_str(&response_str)?; | ||
| let canonical = serde_json::to_string_pretty(&interim)?; | ||
| println!("{}", canonical); | ||
| println!("{}", typed_json); | ||
| // XXX: should be eq, but need to: | ||
| // - fix Pods kind in output | ||
| // - remove extra apiVersion and kind etc | ||
| // - implement omitEmpty | ||
| // XXX or alternatively have a different round trip verification approach | ||
| assert_ne!(canonical, typed_json); | ||
| // compare equal. | ||
| } | ||
| Ok(()) | ||
| } |
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