Files
review-bot/github/review_test.go
T
claw eba97321ad refactor(github): extract doRequestCore, address review feedback
- MAJOR: Extract doRequestCore to eliminate doRequest/doRequestWithBody
  duplication. Both now delegate to a shared implementation with the
  retry/backoff logic in a single place.

- MINOR: Replace custom containsStr/containsSubstring helpers with
  strings.Contains in review_test.go.

- MINOR: Use http.Method* constants (MethodPost, MethodDelete, MethodPut)
  in review.go for consistency with doGet.

- MINOR: Remove redundant APPROVED/DISMISSED cases from
  translateGitHubReviewState that were identical to the default passthrough.

- NIT: Clarify DeleteReview comment about COMMENTED being a GitHub API
  state name.

- DismissReview Event field verified as required by GitHub API docs;
  kept as-is.
2026-05-13 13:18:46 +00:00

384 lines
10 KiB
Go

package github
import (
"context"
"encoding/json"
"errors"
"io"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"gitea.weiker.me/rodin/review-bot/vcs"
)
func newTestClient(t *testing.T, handler http.HandlerFunc) *Client {
t.Helper()
srv := httptest.NewServer(handler)
t.Cleanup(srv.Close)
c := NewClient("test-token", srv.URL, AllowInsecureHTTP())
c.SetHTTPClient(srv.Client())
if err := c.SetRetryBackoff([]time.Duration{1 * time.Millisecond, 1 * time.Millisecond}); err != nil {
t.Fatalf("SetRetryBackoff: %v", err)
}
return c
}
// --- PostReview tests ---
func TestPostReview_HappyPath(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
if r.Method != "POST" {
t.Errorf("expected POST, got %s", r.Method)
}
if r.URL.Path != "/repos/owner/repo/pulls/5/reviews" {
t.Errorf("unexpected path: %s", r.URL.Path)
}
if r.Header.Get("Content-Type") != "application/json" {
t.Errorf("expected Content-Type application/json, got %q", r.Header.Get("Content-Type"))
}
// Verify request body
body, _ := io.ReadAll(r.Body)
var req postReviewRequest
if err := json.Unmarshal(body, &req); err != nil {
t.Fatalf("unmarshal request: %v", err)
}
if req.Event != "APPROVE" {
t.Errorf("expected event APPROVE, got %q", req.Event)
}
if req.Body != "LGTM" {
t.Errorf("expected body 'LGTM', got %q", req.Body)
}
if req.CommitID != "abc123" {
t.Errorf("expected commit_id 'abc123', got %q", req.CommitID)
}
if len(req.Comments) != 1 {
t.Fatalf("expected 1 comment, got %d", len(req.Comments))
}
if req.Comments[0].Path != "main.go" {
t.Errorf("expected comment path 'main.go', got %q", req.Comments[0].Path)
}
if req.Comments[0].Position != 4 {
t.Errorf("expected comment position 4, got %d", req.Comments[0].Position)
}
json.NewEncoder(w).Encode(map[string]interface{}{
"id": 100,
"body": "LGTM",
"state": "APPROVED",
"commit_id": "abc123",
"user": map[string]string{"login": "reviewer"},
})
})
review, err := c.PostReview(context.Background(), "owner", "repo", 5, vcs.ReviewRequest{
Body: "LGTM",
Event: vcs.ReviewEventApprove,
Comments: []vcs.ReviewComment{
{Path: "main.go", Position: 4, CommitID: "abc123", Body: "nit: rename"},
},
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if review.ID != 100 {
t.Errorf("expected ID 100, got %d", review.ID)
}
if review.Body != "LGTM" {
t.Errorf("expected body 'LGTM', got %q", review.Body)
}
if review.State != "APPROVED" {
t.Errorf("expected state 'APPROVED', got %q", review.State)
}
if review.User.Login != "reviewer" {
t.Errorf("expected user 'reviewer', got %q", review.User.Login)
}
if review.CommitID != "abc123" {
t.Errorf("expected commit_id 'abc123', got %q", review.CommitID)
}
}
func TestPostReview_401(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(401)
w.Write([]byte(`{"message":"Bad credentials"}`))
})
_, err := c.PostReview(context.Background(), "owner", "repo", 5, vcs.ReviewRequest{
Body: "LGTM",
Event: vcs.ReviewEventApprove,
})
if err == nil {
t.Fatal("expected error for 401")
}
if !IsUnauthorized(err) {
t.Errorf("expected IsUnauthorized=true, got error: %v", err)
}
}
func TestPostReview_422(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(422)
w.Write([]byte(`{"message":"Unprocessable Entity"}`))
})
_, err := c.PostReview(context.Background(), "owner", "repo", 5, vcs.ReviewRequest{
Body: "LGTM",
Event: vcs.ReviewEventApprove,
})
if err == nil {
t.Fatal("expected error for 422")
}
// 422 should surface as a wrapped APIError
var apiErr *APIError
if !errors.As(err, &apiErr) {
t.Fatalf("expected *APIError, got %T: %v", err, err)
}
if apiErr.StatusCode != 422 {
t.Errorf("expected status 422, got %d", apiErr.StatusCode)
}
}
func TestPostReview_MalformedResponse(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`not json`))
})
_, err := c.PostReview(context.Background(), "owner", "repo", 5, vcs.ReviewRequest{
Body: "LGTM",
Event: vcs.ReviewEventApprove,
})
if err == nil {
t.Fatal("expected error for malformed response")
}
if !strings.Contains(err.Error(), "parse review response") {
t.Errorf("expected parse error, got: %v", err)
}
}
// --- ListReviews tests ---
func TestListReviews_HappyPath(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
if r.Method != "GET" {
t.Errorf("expected GET, got %s", r.Method)
}
if r.URL.Path != "/repos/owner/repo/pulls/3/reviews" {
t.Errorf("unexpected path: %s", r.URL.Path)
}
json.NewEncoder(w).Encode([]map[string]interface{}{
{
"id": 1,
"body": "Approved",
"state": "APPROVED",
"commit_id": "sha1",
"user": map[string]string{"login": "user1"},
},
{
"id": 2,
"body": "Needs work",
"state": "CHANGES_REQUESTED",
"commit_id": "sha2",
"user": map[string]string{"login": "user2"},
},
{
"id": 3,
"body": "Comment only",
"state": "COMMENTED",
"commit_id": "sha3",
"user": map[string]string{"login": "user3"},
},
{
"id": 4,
"body": "Old review",
"state": "DISMISSED",
"commit_id": "sha4",
"user": map[string]string{"login": "user4"},
},
})
})
reviews, err := c.ListReviews(context.Background(), "owner", "repo", 3)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(reviews) != 4 {
t.Fatalf("expected 4 reviews, got %d", len(reviews))
}
// Check state translation
expected := []struct {
id int64
state string
}{
{1, "APPROVED"},
{2, "REQUEST_CHANGES"},
{3, "COMMENT"},
{4, "DISMISSED"},
}
for i, e := range expected {
if reviews[i].ID != e.id {
t.Errorf("review[%d]: expected ID %d, got %d", i, e.id, reviews[i].ID)
}
if reviews[i].State != e.state {
t.Errorf("review[%d]: expected state %q, got %q", i, e.state, reviews[i].State)
}
}
}
func TestListReviews_404(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(404)
w.Write([]byte(`{"message":"Not Found"}`))
})
_, err := c.ListReviews(context.Background(), "owner", "repo", 999)
if err == nil {
t.Fatal("expected error for 404")
}
if !IsNotFound(err) {
t.Errorf("expected IsNotFound=true, got error: %v", err)
}
}
func TestListReviews_401(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(401)
w.Write([]byte(`{"message":"Bad credentials"}`))
})
_, err := c.ListReviews(context.Background(), "owner", "repo", 3)
if err == nil {
t.Fatal("expected error for 401")
}
if !IsUnauthorized(err) {
t.Errorf("expected IsUnauthorized=true, got error: %v", err)
}
}
// --- DeleteReview tests ---
func TestDeleteReview_HappyPath(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
if r.Method != "DELETE" {
t.Errorf("expected DELETE, got %s", r.Method)
}
if r.URL.Path != "/repos/owner/repo/pulls/5/reviews/42" {
t.Errorf("unexpected path: %s", r.URL.Path)
}
w.WriteHeader(204)
})
err := c.DeleteReview(context.Background(), "owner", "repo", 5, 42)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
}
func TestDeleteReview_422_SubmittedReview(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(422)
w.Write([]byte(`{"message":"Can not delete a non pending review"}`))
})
err := c.DeleteReview(context.Background(), "owner", "repo", 5, 42)
if err == nil {
t.Fatal("expected error for 422")
}
if !errors.Is(err, ErrCannotDeleteSubmittedReview) {
t.Errorf("expected ErrCannotDeleteSubmittedReview, got: %v", err)
}
}
// --- DismissReview tests ---
func TestDismissReview_HappyPath(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
if r.Method != "PUT" {
t.Errorf("expected PUT, got %s", r.Method)
}
if r.URL.Path != "/repos/owner/repo/pulls/5/reviews/10/dismissals" {
t.Errorf("unexpected path: %s", r.URL.Path)
}
body, _ := io.ReadAll(r.Body)
var req dismissReviewRequest
if err := json.Unmarshal(body, &req); err != nil {
t.Fatalf("unmarshal request: %v", err)
}
if req.Message != "Superseded by new review" {
t.Errorf("expected message 'Superseded by new review', got %q", req.Message)
}
if req.Event != "DISMISS" {
t.Errorf("expected event 'DISMISS', got %q", req.Event)
}
json.NewEncoder(w).Encode(map[string]interface{}{
"id": 10,
"state": "DISMISSED",
})
})
err := c.DismissReview(context.Background(), "owner", "repo", 5, 10, "Superseded by new review")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
}
func TestDismissReview_404(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(404)
w.Write([]byte(`{"message":"Not Found"}`))
})
err := c.DismissReview(context.Background(), "owner", "repo", 5, 999, "dismiss")
if err == nil {
t.Fatal("expected error for 404")
}
if !IsNotFound(err) {
t.Errorf("expected IsNotFound=true, got error: %v", err)
}
}
func TestDismissReview_401(t *testing.T) {
c := newTestClient(t, func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(401)
w.Write([]byte(`{"message":"Bad credentials"}`))
})
err := c.DismissReview(context.Background(), "owner", "repo", 5, 10, "dismiss")
if err == nil {
t.Fatal("expected error for 401")
}
if !IsUnauthorized(err) {
t.Errorf("expected IsUnauthorized=true, got error: %v", err)
}
}
// --- State translation tests ---
func TestTranslateGitHubReviewState(t *testing.T) {
tests := []struct {
input string
expected string
}{
{"APPROVED", "APPROVED"},
{"CHANGES_REQUESTED", "REQUEST_CHANGES"},
{"COMMENTED", "COMMENT"},
{"DISMISSED", "DISMISSED"},
{"UNKNOWN_STATE", "UNKNOWN_STATE"},
{"", ""},
}
for _, tt := range tests {
got := translateGitHubReviewState(tt.input)
if got != tt.expected {
t.Errorf("translateGitHubReviewState(%q) = %q, want %q", tt.input, got, tt.expected)
}
}
}