fix: continued moving everything to orderedmaps plus cleaned up most the tests

datamodel/low/v3/link_test.go

@@ -5,15 +5,16 @@ package v3
 
 import (
 	"context"
+	"testing"
+
 	"github.com/pb33f/libopenapi/datamodel/low"
 	"github.com/pb33f/libopenapi/index"
+	"github.com/pb33f/libopenapi/orderedmap"
 	"github.com/stretchr/testify/assert"
 	"gopkg.in/yaml.v3"
-	"testing"
 )
 
 func TestLink_Build(t *testing.T) {
-
 	yml := `operationRef: '#/someref'
 operationId: someId
 parameters:
@@ -41,9 +42,9 @@ x-linky: slinky
 	assert.Equal(t, "someId", n.OperationId.Value)
 	assert.Equal(t, "this is a link object.", n.Description.Value)
 
-	ext := n.FindExtension("x-linky")
-	assert.NotNil(t, ext)
-	assert.Equal(t, "slinky", ext.Value)
+	var xLinky string
+	_ = n.FindExtension("x-linky").Value.Decode(&xLinky)
+	assert.Equal(t, "slinky", xLinky)
 
 	param1 := n.FindParameter("param1")
 	assert.Equal(t, "something", param1.Value)
@@ -52,12 +53,10 @@ x-linky: slinky
 
 	assert.NotNil(t, n.Server.Value)
 	assert.Equal(t, "https://pb33f.io", n.Server.Value.URL.Value)
-	assert.Len(t, n.GetExtensions(), 1)
-
+	assert.Equal(t, 1, orderedmap.Len(n.GetExtensions()))
 }
 
 func TestLink_Build_Fail(t *testing.T) {
-
 	yml := `operationRef: '#/someref'
 operationId: someId
 parameters:
@@ -78,11 +77,9 @@ server:
 
 	err = n.Build(context.Background(), nil, idxNode.Content[0], idx)
 	assert.Error(t, err)
-
 }
 
 func TestLink_Hash(t *testing.T) {
-
 	yml := `operationRef: something
 operationId: someWhere
 parameters:
@@ -123,5 +120,4 @@ server:
 
 	// hash
 	assert.Equal(t, n.Hash(), n2.Hash())
-
 }