Working on building out models

a recursive approach? or a dfs approach? not sure yet. still playing with ideas.

openapi/create_document_test.go

@@ -0,0 +1,22 @@
+package openapi
+
+import (
+    "github.com/stretchr/testify/assert"
+    "io/ioutil"
+    "testing"
+)
+
+func TestCreateDocument_NoData(t *testing.T) {
+    doc, err := CreateDocument(nil)
+    assert.Nil(t, doc)
+    assert.Error(t, err)
+}
+
+func TestCreateDocument(t *testing.T) {
+    data, aErr := ioutil.ReadFile("../test_specs/petstorev3.json")
+    assert.NoError(t, aErr)
+
+    doc, err := CreateDocument(data)
+    assert.NotNil(t, doc)
+    assert.NoError(t, err)
+}