integration: Add configrevision API tests

integration-tests/nghttpx_http1_test.go

@@ -974,6 +974,43 @@ backend=127.0.0.1,3011
 	}
 }
 
+// TestH1APIConfigrevision tests configrevision API.
+func TestH1APIConfigrevision(t *testing.T) {
+	st := newServerTesterConnectPort([]string{"-f127.0.0.1,3010;api;no-tls"}, t, func(w http.ResponseWriter, r *http.Request) {
+		t.Fatalf("request should not be forwarded")
+	}, 3010)
+	defer st.Close()
+
+	res, err := st.http1(requestParam{
+		name:   "TestH1APIConfigrevision",
+		path:   "/api/v1beta1/configrevision",
+		method: "GET",
+	})
+	if err != nil {
+		t.Fatalf("Error st.http1() = %v", err)
+	}
+	if got, want := res.status, 200; got != want {
+		t.Errorf("res.status: %v; want = %v", got, want)
+	}
+
+	var apiResp APIResponse
+	d := json.NewDecoder(bytes.NewBuffer(res.body))
+	d.UseNumber()
+	err = d.Decode(&apiResp)
+	if err != nil {
+		t.Fatalf("Error unmarshalling API response: %v", err)
+	}
+	if got, want := apiResp.Status, "Success"; got != want {
+		t.Errorf("apiResp.Status: %v; want %v", got, want)
+	}
+	if got, want := apiResp.Code, 200; got != want {
+		t.Errorf("apiResp.Status: %v; want %v", got, want)
+	}
+	if got, want := apiResp.Data["configRevision"], json.Number("0"); got != want {
+		t.Errorf(`apiResp.Data["configRevision"]: %v %t; want %v`, got, got, want)
+	}
+}
+
 // TestH1APINotFound exercise backendconfig API endpoint routine when
 // API endpoint is not found.
 func TestH1APINotFound(t *testing.T) {

integration-tests/nghttpx_http2_test.go

@@ -1,6 +1,7 @@
 package nghttp2
 
 import (
+	"bytes"
 	"crypto/tls"
 	"encoding/json"
 	"fmt"
@@ -2071,6 +2072,43 @@ backend=127.0.0.1,3011
 	}
 }
 
+// TestH2APIConfigrevision tests configrevision API.
+func TestH2APIConfigrevision(t *testing.T) {
+	st := newServerTesterConnectPort([]string{"-f127.0.0.1,3010;api;no-tls"}, t, func(w http.ResponseWriter, r *http.Request) {
+		t.Fatalf("request should not be forwarded")
+	}, 3010)
+	defer st.Close()
+
+	res, err := st.http2(requestParam{
+		name:   "TestH2APIConfigrevision",
+		path:   "/api/v1beta1/configrevision",
+		method: "GET",
+	})
+	if err != nil {
+		t.Fatalf("Error st.http2() = %v", err)
+	}
+	if got, want := res.status, 200; got != want {
+		t.Errorf("res.status: %v; want = %v", got, want)
+	}
+
+	var apiResp APIResponse
+	d := json.NewDecoder(bytes.NewBuffer(res.body))
+	d.UseNumber()
+	err = d.Decode(&apiResp)
+	if err != nil {
+		t.Fatalf("Error unmarshalling API response: %v", err)
+	}
+	if got, want := apiResp.Status, "Success"; got != want {
+		t.Errorf("apiResp.Status: %v; want %v", got, want)
+	}
+	if got, want := apiResp.Code, 200; got != want {
+		t.Errorf("apiResp.Status: %v; want %v", got, want)
+	}
+	if got, want := apiResp.Data["configRevision"], json.Number("0"); got != want {
+		t.Errorf(`apiResp.Data["configRevision"]: %v %t; want %v`, got, got, want)
+	}
+}
+
 // TestH2APINotFound exercise backendconfig API endpoint routine when
 // API endpoint is not found.
 func TestH2APINotFound(t *testing.T) {

integration-tests/server_tester.go

@@ -801,6 +801,7 @@ func cloneHeader(h http.Header) http.Header {
 func noopHandler(w http.ResponseWriter, r *http.Request) {}
 
 type APIResponse struct {
-	Status string `json:"status,omitempty"`
+	Status string                 `json:"status,omitempty"`
-	Code   int    `json:"code,omitempty"`
+	Code   int                    `json:"code,omitempty"`
+	Data   map[string]interface{} `json:"data,omitempty"`
 }