cloud_sql_get_instances_test.go•6.59 kB
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cloudsql
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"net/http/httptest"
"net/url"
"reflect"
"regexp"
"strings"
"sync"
"testing"
"time"
"github.com/googleapis/genai-toolbox/internal/testutils"
"github.com/googleapis/genai-toolbox/tests"
)
var (
getInstancesToolKind = "cloud-sql-get-instance"
)
type getInstancesTransport struct {
transport http.RoundTripper
url *url.URL
}
func (t *getInstancesTransport) RoundTrip(req *http.Request) (*http.Response, error) {
if strings.HasPrefix(req.URL.String(), "https://sqladmin.googleapis.com") {
req.URL.Scheme = t.url.Scheme
req.URL.Host = t.url.Host
}
return t.transport.RoundTrip(req)
}
type instance struct {
Name string `json:"name"`
Kind string `json:"kind"`
}
type handler struct {
mu sync.Mutex
instances map[string]*instance
t *testing.T
}
func (h *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
h.mu.Lock()
defer h.mu.Unlock()
if !strings.Contains(r.UserAgent(), "genai-toolbox/") {
h.t.Errorf("User-Agent header not found")
}
if !strings.HasPrefix(r.URL.Path, "/v1/projects/") {
http.Error(w, "unexpected path", http.StatusBadRequest)
return
}
// The format is /v1/projects/{project}/instances/{instance_name}
// We only care about the instance_name for the test
parts := regexp.MustCompile("/").Split(r.URL.Path, -1)
instanceName := parts[len(parts)-1]
inst, ok := h.instances[instanceName]
if !ok {
http.NotFound(w, r)
return
}
w.Header().Set("Content-Type", "application/json")
if err := json.NewEncoder(w).Encode(inst); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
}
func TestGetInstancesToolEndpoints(t *testing.T) {
h := &handler{
instances: map[string]*instance{
"instance-1": {Name: "instance-1", Kind: "sql#instance"},
},
t: t,
}
server := httptest.NewServer(h)
defer server.Close()
serverURL, err := url.Parse(server.URL)
if err != nil {
t.Fatalf("failed to parse server URL: %v", err)
}
originalTransport := http.DefaultClient.Transport
if originalTransport == nil {
originalTransport = http.DefaultTransport
}
http.DefaultClient.Transport = &getInstancesTransport{
transport: originalTransport,
url: serverURL,
}
t.Cleanup(func() {
http.DefaultClient.Transport = originalTransport
})
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
var args []string
toolsFile := getToolsConfig()
cmd, cleanup, err := tests.StartCmd(ctx, toolsFile, args...)
if err != nil {
t.Fatalf("command initialization returned an error: %s", err)
}
defer cleanup()
waitCtx, cancel := context.WithTimeout(ctx, 10*time.Second)
defer cancel()
out, err := testutils.WaitForString(waitCtx, regexp.MustCompile(`Server ready to serve`), cmd.Out)
if err != nil {
t.Logf("toolbox command logs: \n%s", out)
t.Fatalf("toolbox didn't start successfully: %s", err)
}
tcs := []struct {
name string
toolName string
body string
want string
expectError bool
wantSubstring bool
}{
{
name: "successful get instance",
toolName: "get-instance-1",
body: `{"projectId": "p1", "instanceId": "instance-1"}`,
want: `{"name":"instance-1","kind":"sql#instance"}`,
},
{
name: "failed get instance",
toolName: "get-instance-2",
body: `{"projectId": "p1", "instanceId": "instance-2"}`,
expectError: true,
},
}
for _, tc := range tcs {
t.Run(tc.name, func(t *testing.T) {
api := fmt.Sprintf("http://127.0.0.1:5000/api/tool/%s/invoke", tc.toolName)
req, err := http.NewRequest(http.MethodPost, api, bytes.NewBufferString(tc.body))
if err != nil {
t.Fatalf("unable to create request: %s", err)
}
req.Header.Add("Content-type", "application/json")
resp, err := http.DefaultClient.Do(req)
if err != nil {
t.Fatalf("unable to send request: %s", err)
}
defer resp.Body.Close()
if tc.expectError {
if resp.StatusCode == http.StatusOK {
t.Fatal("expected error but got status 200")
}
return
}
if resp.StatusCode != http.StatusOK {
bodyBytes, _ := io.ReadAll(resp.Body)
t.Fatalf("response status code is not 200, got %d: %s", resp.StatusCode, string(bodyBytes))
}
var result struct {
Result any `json:"result"`
}
if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
t.Fatalf("failed to decode response: %v", err)
}
var gotBytes []byte
if s, ok := result.Result.(string); ok {
gotBytes = []byte(s)
} else {
var err error
gotBytes, err = json.Marshal(result.Result)
if err != nil {
t.Fatalf("failed to marshal result: %v", err)
}
}
if tc.wantSubstring {
if !bytes.Contains(gotBytes, []byte(tc.want)) {
t.Fatalf("unexpected result: got %q, want substring %q", string(gotBytes), tc.want)
}
return
}
var got, want map[string]any
if err := json.Unmarshal(gotBytes, &got); err != nil {
t.Fatalf("failed to unmarshal result: %v", err)
}
if err := json.Unmarshal([]byte(tc.want), &want); err != nil {
t.Fatalf("failed to unmarshal want: %v", err)
}
if !reflect.DeepEqual(got, want) {
t.Fatalf("unexpected result: got %+v, want %+v", got, want)
}
})
}
}
func getToolsConfig() map[string]any {
return map[string]any{
"sources": map[string]any{
"my-cloud-sql-source": map[string]any{
"kind": "cloud-sql-admin",
},
"my-invalid-cloud-sql-source": map[string]any{
"kind": "cloud-sql-admin",
"useClientOAuth": true,
},
},
"tools": map[string]any{
"get-instance-1": map[string]any{
"kind": getInstancesToolKind,
"description": "get instance 1",
"source": "my-cloud-sql-source",
},
"get-instance-2": map[string]any{
"kind": getInstancesToolKind,
"description": "get instance 2",
"source": "my-invalid-cloud-sql-source",
},
},
}
}