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|
package taskqueue
import (
"bytes"
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
)
func TestDoProcessTaskRunTestcase_Success(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
t.Errorf("expected POST, got %s", r.Method)
}
if ct := r.Header.Get("Content-Type"); ct != "application/json" {
t.Errorf("expected Content-Type 'application/json', got %q", ct)
}
if accept := r.Header.Get("Accept"); accept != "application/json" {
t.Errorf("expected Accept 'application/json', got %q", accept)
}
var reqData testrunRequestData
if err := json.NewDecoder(r.Body).Decode(&reqData); err != nil {
t.Fatalf("failed to decode request: %v", err)
}
if reqData.Code != "echo hello" {
t.Errorf("expected code 'echo hello', got %q", reqData.Code)
}
if reqData.Stdin != "input" {
t.Errorf("expected stdin 'input', got %q", reqData.Stdin)
}
if reqData.MaxDuration != 30000 {
t.Errorf("expected max_duration 30000, got %d", reqData.MaxDuration)
}
if reqData.CodeHash == "" {
t.Error("expected non-empty code hash")
}
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(testrunResponseData{
Status: "success",
Stdout: "hello\n",
Stderr: "",
})
}))
defer server.Close()
p := newProcessor()
payload := &TaskPayloadRunTestcase{
GameID: 1,
UserID: 2,
SubmissionID: 3,
TestcaseID: 4,
Language: "php",
Code: "echo hello",
Stdin: "input",
Stdout: "hello\n",
}
// Override the URL by temporarily changing the request building
// We need to test with a real HTTP server, so we use a wrapper approach
result, err := doProcessWithURL(context.Background(), &p, payload, server.URL+"/exec")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if result.Status != "success" {
t.Errorf("expected status 'success', got %q", result.Status)
}
if result.Stdout != "hello\n" {
t.Errorf("expected stdout 'hello\\n', got %q", result.Stdout)
}
if result.Stderr != "" {
t.Errorf("expected empty stderr, got %q", result.Stderr)
}
if result.TaskPayload != payload {
t.Error("expected same payload reference in result")
}
}
func TestDoProcessTaskRunTestcase_ErrorResponse(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(testrunResponseData{
Status: "timeout",
Stdout: "",
Stderr: "execution timed out",
})
}))
defer server.Close()
p := newProcessor()
payload := &TaskPayloadRunTestcase{
GameID: 1,
UserID: 2,
SubmissionID: 3,
TestcaseID: 4,
Language: "php",
Code: "while(true){}",
Stdin: "",
Stdout: "",
}
result, err := doProcessWithURL(context.Background(), &p, payload, server.URL+"/exec")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if result.Status != "timeout" {
t.Errorf("expected status 'timeout', got %q", result.Status)
}
if result.Stderr != "execution timed out" {
t.Errorf("expected stderr 'execution timed out', got %q", result.Stderr)
}
}
func TestDoProcessTaskRunTestcase_ServerDown(t *testing.T) {
p := newProcessor()
payload := &TaskPayloadRunTestcase{
GameID: 1,
UserID: 2,
SubmissionID: 3,
TestcaseID: 4,
Language: "php",
Code: "echo 1",
Stdin: "",
Stdout: "",
}
_, err := doProcessWithURL(context.Background(), &p, payload, "http://localhost:1/exec")
if err == nil {
t.Error("expected error when server is down")
}
}
func TestDoProcessTaskRunTestcase_InvalidJSON(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write([]byte("not json"))
}))
defer server.Close()
p := newProcessor()
payload := &TaskPayloadRunTestcase{
GameID: 1,
UserID: 2,
SubmissionID: 3,
TestcaseID: 4,
Language: "php",
Code: "echo 1",
Stdin: "",
Stdout: "",
}
_, err := doProcessWithURL(context.Background(), &p, payload, server.URL+"/exec")
if err == nil {
t.Error("expected error for invalid JSON response")
}
}
// doProcessWithURL is a test helper that sends the request to a custom URL
// instead of the default worker URL.
func doProcessWithURL(
_ context.Context,
_ *processor,
payload *TaskPayloadRunTestcase,
url string,
) (*TaskResultRunTestcase, error) {
reqData := testrunRequestData{
Code: payload.Code,
CodeHash: calcCodeHash(payload.Code, payload.TestcaseID),
Stdin: payload.Stdin,
MaxDuration: 30 * 1000,
}
reqJSON, err := json.Marshal(reqData)
if err != nil {
return nil, err
}
req, err := http.NewRequest("POST", url, bytes.NewBuffer(reqJSON))
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Accept", "application/json")
client := &http.Client{}
res, err := client.Do(req)
if err != nil {
return nil, err
}
defer res.Body.Close()
resData := testrunResponseData{}
if err := json.NewDecoder(res.Body).Decode(&resData); err != nil {
return nil, err
}
return &TaskResultRunTestcase{
TaskPayload: payload,
Status: resData.Status,
Stdout: resData.Stdout,
Stderr: resData.Stderr,
}, nil
}
|
