Files
poseidon/api/runners_test.go
2021-05-06 08:03:48 +02:00

151 lines
3.7 KiB
Go

package api
import (
"bytes"
"encoding/json"
"github.com/gorilla/mux"
"github.com/stretchr/testify/assert"
"gitlab.hpi.de/codeocean/codemoon/poseidon/api/dto"
"gitlab.hpi.de/codeocean/codemoon/poseidon/environment/pool"
"gitlab.hpi.de/codeocean/codemoon/poseidon/runner"
"io"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"testing"
)
func TestFindRunnerMiddleware(t *testing.T) {
runnerPool := pool.NewLocalRunnerPool()
var capturedRunner runner.Runner
testRunner := runner.NewExerciseRunner("testRunner")
runnerPool.AddRunner(testRunner)
testRunnerIdRoute := func(writer http.ResponseWriter, request *http.Request) {
var ok bool
capturedRunner, ok = runner.FromContext(request.Context())
if ok {
writer.WriteHeader(http.StatusOK)
} else {
writer.WriteHeader(http.StatusInternalServerError)
}
}
router := mux.NewRouter()
router.Use(findRunnerMiddleware(runnerPool))
router.HandleFunc("/test/{runnerId}", testRunnerIdRoute).Name("test-runner-id")
testRunnerRequest := func(t *testing.T, runnerId string) *http.Request {
path, err := router.Get("test-runner-id").URL("runnerId", runnerId)
if err != nil {
t.Fatal(err)
}
request, err := http.NewRequest(
http.MethodPost, path.String(), nil)
if err != nil {
t.Fatal(err)
}
return request
}
t.Run("sets runner in context if runner exists", func(t *testing.T) {
capturedRunner = nil
recorder := httptest.NewRecorder()
router.ServeHTTP(recorder, testRunnerRequest(t, testRunner.Id()))
assert.Equal(t, http.StatusOK, recorder.Code)
assert.Equal(t, testRunner, capturedRunner)
})
t.Run("returns 404 if runner does not exist", func(t *testing.T) {
recorder := httptest.NewRecorder()
router.ServeHTTP(recorder, testRunnerRequest(t, "some-invalid-runner-id"))
assert.Equal(t, http.StatusNotFound, recorder.Code)
})
}
func TestExecuteRoute(t *testing.T) {
runnerPool := pool.NewLocalRunnerPool()
router := NewRouter(runnerPool)
testRunner := runner.NewExerciseRunner("testRunner")
runnerPool.AddRunner(testRunner)
allocateExecutionMap(testRunner)
path, err := router.Get("runner-execute").URL("runnerId", testRunner.Id())
if err != nil {
t.Fatal("Could not construct execute url")
}
t.Run("valid request", func(t *testing.T) {
recorder := httptest.NewRecorder()
executionRequest := dto.ExecutionRequest{
Command: "command",
TimeLimit: 10,
Environment: nil,
}
body, err := json.Marshal(executionRequest)
if err != nil {
t.Fatal(err)
}
request, err := http.NewRequest(http.MethodPost, path.String(), bytes.NewReader(body))
if err != nil {
t.Fatal(err)
}
router.ServeHTTP(recorder, request)
responseBody, err := io.ReadAll(recorder.Result().Body)
if err != nil {
t.Fatal(err)
}
var websocketResponse dto.WebsocketResponse
err = json.Unmarshal(responseBody, &websocketResponse)
if err != nil {
t.Fatal(err)
}
t.Run("returns 200", func(t *testing.T) {
assert.Equal(t, http.StatusOK, recorder.Code)
})
t.Run("creates an execution request for the runner", func(t *testing.T) {
url, err := url.Parse(websocketResponse.WebsocketUrl)
if err != nil {
t.Fatal(err)
}
executionId := url.Query().Get("executionId")
assert.Equal(t, executionRequest, executions[testRunner.Id()][executionId])
})
})
t.Run("invalid request", func(t *testing.T) {
recorder := httptest.NewRecorder()
body := ""
request, err := http.NewRequest(http.MethodPost, path.String(), strings.NewReader(body))
if err != nil {
t.Fatal(err)
}
router.ServeHTTP(recorder, request)
_, err = io.ReadAll(recorder.Result().Body)
if err != nil {
t.Fatal(err)
}
t.Run("returns 400", func(t *testing.T) {
assert.Equal(t, http.StatusBadRequest, recorder.Code)
})
})
}