Add permission information for request (#187)

* Add permission information for request

* Add some test util

client/common.go

@@ -158,18 +158,32 @@ func (j *JenkinsCore) RequestWithoutData(method, api string, headers map[string]
 
 // ErrorHandle handles the error cases
 func (j *JenkinsCore) ErrorHandle(statusCode int, data []byte) (err error) {
-	err = fmt.Errorf("unexpected status code: %d", statusCode)
+	if statusCode >= 400 && statusCode < 500 {
+		err = j.PermissionError(statusCode)
+	} else {
+		err = fmt.Errorf("unexpected status code: %d", statusCode)
+	}
 	if j.Debug {
 		ioutil.WriteFile("debug.html", data, 0664)
 	}
 	return
 }
 
+// PermissionError handles the no permission
+func (j *JenkinsCore) PermissionError(statusCode int) (err error) {
+	if statusCode == 404 {
+		err = fmt.Errorf("Not found resources")
+	} else {
+		err = fmt.Errorf("The current user no permission")
+	}
+	return
+}
+
 // RequestWithResponse make a common request
 func (j *JenkinsCore) RequestWithResponse(method, api string, headers map[string]string, payload io.Reader) (
 	response *http.Response, err error) {
 	var (
-		req      *http.Request
+		req *http.Request
 	)
 
 	if req, err = http.NewRequest(method, fmt.Sprintf("%s%s", j.URL, api), payload); err != nil {

client/common_test.go

@@ -139,5 +139,40 @@ var _ = Describe("common test", func() {
 			_, err := jenkinsCore.GetCrumb()
 			Expect(err).To(HaveOccurred())
 		})
+
+		It("with 404 error from server", func() {
+			err := jenkinsCore.ErrorHandle(404, []byte{})
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(Equal("Not found resources"))
+		})
+
+		It("with 403 error from server", func() {
+			err := jenkinsCore.ErrorHandle(403, []byte{})
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(Equal("The current user no permission"))
+		})
+
+		It("with CrumbHandle error from server", func() {
+			requestCrumb, _ := http.NewRequest("GET", fmt.Sprintf("%s%s", jenkinsCore.URL, "/crumbIssuer/api/json"), nil)
+			responseCrumb := &http.Response{
+				StatusCode: 500,
+				Proto:      "HTTP/1.1",
+				Request:    requestCrumb,
+				Body:       ioutil.NopCloser(bytes.NewBufferString("")),
+			}
+			roundTripper.EXPECT().
+				RoundTrip(requestCrumb).Return(responseCrumb, nil)
+			err := jenkinsCore.CrumbHandle(requestCrumb)
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(Equal("unexpected status code: 500"))
+		})
+
+		It("test GetClient", func() {
+			jenkinsCore.RoundTripper = nil
+			jenkinsCore.Proxy = "kljasdsll"
+			jenkinsCore.ProxyAuth = "kljaslkdjkslad"
+			jclient := jenkinsCore.GetClient()
+			Expect(jclient).NotTo(BeNil())
+		})
 	})
 })