Support for relative links now in place #73

Tests all passing, runs super fast, pulls in every single DigitalOcean spec and parses it. There may be some issues deeper down in the models, but for now high level tests all pass.

resolver/resolver_test.go

@@ -170,19 +170,56 @@ components:
 	assert.Len(t, circ, 0)
 }
 
-// TODO: Test for remote and file references with the option switched on and off
-func TestResolver_ResolveComponents_MixedRef(t *testing.T) {
-	mixedref, _ := ioutil.ReadFile("../test_specs/mixedref-burgershop.openapi.yaml")
+func TestResolver_ResolveComponents_Missing(t *testing.T) {
+	yml := `paths:
+  /hey:
+    get:
+      responses:
+        "200":
+          $ref: '#/components/schemas/crackers'
+components:
+  schemas:
+    cheese:
+      description: cheese
+      properties:
+        thang:
+          $ref: '#/components/schemas/crackers' 
+    crackers:
+      description: crackers
+      properties:
+        butter:
+          $ref: 'go home, I am drunk'`
+
 	var rootNode yaml.Node
-	yaml.Unmarshal(mixedref, &rootNode)
+	yaml.Unmarshal([]byte(yml), &rootNode)
 
 	index := index.NewSpecIndex(&rootNode)
 
 	resolver := NewResolver(index)
 	assert.NotNil(t, resolver)
 
+	err := resolver.Resolve()
+	assert.Len(t, err, 1)
+	assert.Equal(t, "cannot resolve reference `go home, I am drunk`, it's missing: $go home, I am drunk [18:11]", err[0].Error())
+}
+
+func TestResolver_ResolveComponents_MixedRef(t *testing.T) {
+	mixedref, _ := ioutil.ReadFile("../test_specs/mixedref-burgershop.openapi.yaml")
+	var rootNode yaml.Node
+	yaml.Unmarshal(mixedref, &rootNode)
+
+	b := index.CreateOpenAPIIndexConfig()
+	idx := index.NewSpecIndexWithConfig(&rootNode, b)
+
+	resolver := NewResolver(idx)
+	assert.NotNil(t, resolver)
+
 	circ := resolver.Resolve()
-	assert.Len(t, circ, 10)
+	assert.Len(t, circ, 0)
+	assert.Equal(t, 5, resolver.GetIndexesVisited())
+	assert.Equal(t, 209, resolver.GetRelativesSeen())
+	assert.Equal(t, 35, resolver.GetJourneysTaken())
+	assert.Equal(t, 62, resolver.GetReferenceVisited())
 }
 
 func TestResolver_ResolveComponents_k8s(t *testing.T) {
@@ -211,7 +248,8 @@ func ExampleNewResolver() {
 	_ = yaml.Unmarshal(stripeBytes, &rootNode)
 
 	// create a new spec index (resolver depends on it)
-	index := index.NewSpecIndex(&rootNode)
+	indexConfig := index.CreateClosedAPIIndexConfig()
+	index := index.NewSpecIndexWithConfig(&rootNode, indexConfig)
 
 	// create a new resolver using the index.
 	resolver := NewResolver(index)