fix: use specPath prop to resolve operations in OperationContainer (#4272)

* Use `parameterWithMeta` to get parameter data in <ParameterRow>

* Prefer specPath when fetching resolved subtrees in OperationContainer

* Add test for OAS3 callback rendering

* Remove debugger statement

src/core/containers/OperationContainer.jsx

@@ -82,23 +82,23 @@ export default class OperationContainer extends PureComponent {
   }
 
   componentWillReceiveProps(nextProps) {
-    const { path, method, specActions, specSelectors, response, isShown } = nextProps
-    const resolvedSubtree = specSelectors.specResolvedSubtree(["paths", path, method])
+    const { response, isShown } = nextProps
+    const resolvedSubtree = this.getResolvedSubtree()
 
     if(response !== this.props.response) {
       this.setState({ executeInProgress: false })
     }
 
     if(isShown && resolvedSubtree === undefined) {
-      specActions.requestResolvedSubtree(["paths", path, method])
+      this.requestResolvedSubtree()
     }
   }
 
   toggleShown =() => {
-    let { layoutActions, specActions, tag, operationId, path, method, isShown } = this.props
+    let { layoutActions, tag, operationId, isShown } = this.props
     if(!isShown) {
       // transitioning from collapsed to expanded
-      specActions.requestResolvedSubtree(["paths", path, method])
+      this.requestResolvedSubtree()
     }
     layoutActions.show(["operations", tag, operationId], !isShown)
   }
@@ -117,6 +117,37 @@ export default class OperationContainer extends PureComponent {
     this.setState({ executeInProgress: true })
   }
 
+  getResolvedSubtree = () => {
+    const {
+      specSelectors,
+      path,
+      method,
+      specPath
+    } = this.props
+
+    if(specPath) {
+      return specSelectors.specResolvedSubtree(specPath.toJS()) || Map()
+    }
+
+    return specSelectors.specResolvedSubtree(["paths", path, method]) || Map()
+  }
+
+  requestResolvedSubtree = () => {
+    const {
+      specActions,
+      path,
+      method,
+      specPath
+    } = this.props
+
+
+    if(specPath) {
+      return specActions.requestResolvedSubtree(specPath.toJS())
+    }
+
+    return specActions.requestResolvedSubtree(["paths", path, method])
+  }
+
   render() {
     let {
       op: unresolvedOp,
@@ -151,7 +182,7 @@ export default class OperationContainer extends PureComponent {
 
     const Operation = getComponent( "operation" )
 
-    const resolvedSubtree = specSelectors.specResolvedSubtree(["paths", path, method]) || Map()
+    const resolvedSubtree = this.getResolvedSubtree()
 
     const operationProps = fromJS({
       op: resolvedSubtree || Map(),