gomaasapi: use a giant honking lock around all API calls

client_test.go

@@ -7,10 +7,11 @@ import (
 	"bytes"
 	"fmt"
 	"io/ioutil"
-	. "gopkg.in/check.v1"
 	"net/http"
 	"net/url"
 	"strings"
+
+	. "gopkg.in/check.v1"
 )
 
 type ClientSuite struct{}

example/live_example.go

@@ -11,8 +11,9 @@ package main
 import (
 	"bytes"
 	"fmt"
-	"github.com/juju/gomaasapi"
 	"net/url"
+
+	"github.com/juju/gomaasapi"
 )
 
 var apiKey string

gomaasapi_test.go

@@ -4,8 +4,9 @@
 package gomaasapi
 
 import (
-	. "gopkg.in/check.v1"
 	"testing"
+
+	. "gopkg.in/check.v1"
 )
 
 func Test(t *testing.T) {

jsonobject_test.go

@@ -6,6 +6,7 @@ package gomaasapi
 import (
 	"encoding/json"
 	"fmt"
+
 	. "gopkg.in/check.v1"
 )
 

maas_test.go

@@ -4,8 +4,9 @@
 package gomaasapi
 
 import (
-	. "gopkg.in/check.v1"
 	"net/url"
+
+	. "gopkg.in/check.v1"
 )
 
 type MAASSuite struct{}

maasobject_test.go

@@ -6,9 +6,10 @@ package gomaasapi
 import (
 	"encoding/json"
 	"fmt"
-	. "gopkg.in/check.v1"
 	"math/rand"
 	"net/url"
+
+	. "gopkg.in/check.v1"
 )
 
 type MAASObjectSuite struct{}

testservice.go

@@ -19,6 +19,7 @@ import (
 	"sort"
 	"strconv"
 	"strings"
+	"sync"
 	"text/template"
 	"time"
 
@@ -595,7 +596,14 @@ func NewTestServer(version string) *TestServer {
 		vlansHandler(server, w, r)
 	})
 
-	newServer := httptest.NewServer(serveMux)
+	var mu sync.Mutex
+	singleFile := func(w http.ResponseWriter, req *http.Request) {
+		mu.Lock()
+		defer mu.Unlock()
+		serveMux.ServeHTTP(w, req)
+	}
+
+	newServer := httptest.NewServer(http.HandlerFunc(singleFile))
 	client, err := NewAnonymousClient(newServer.URL, "1.0")
 	checkError(err)
 	server.Server = newServer

testservice_test.go

@@ -18,8 +18,8 @@ import (
 	"strconv"
 	"strings"
 
-	"gopkg.in/mgo.v2/bson"
 	. "gopkg.in/check.v1"
+	"gopkg.in/mgo.v2/bson"
 )
 
 type TestServerSuite struct {