prototype finished

Author: markhuang1212

backend/.vscode/settings.json

@@ -1,6 +1,7 @@
 {
     "go.testTimeout": "60s",
     "cSpell.words": [
+        "cdgr",
         "cout",
         "endl"
     ]

backend/internal/api/setup_router.go

@@ -9,6 +9,11 @@ import (
 	"github.com/markhuang1212/code-grader/backend/internal/util"
 )
 
+type GradeResultResponse struct {
+	Ready  bool
+	Result types.GradeResult
+}
+
 func SetupRouter(cc *core.CoreController) *gin.Engine {
 
 	r := gin.Default()
@@ -17,7 +22,7 @@ func SetupRouter(cc *core.CoreController) *gin.Engine {
 		c.String(http.StatusOK, "pong")
 	})
 
-	authorized := r.Group("/")
+	authorized := r.Group("/api/v1")
 
 	authorized.POST("/grade", func(c *gin.Context) {
 
@@ -37,5 +42,20 @@ func SetupRouter(cc *core.CoreController) *gin.Engine {
 
 	})
 
+	authorized.GET("/result/:id", func(c *gin.Context) {
+		id := c.Params.ByName("id")
+		result, ok := cc.Cache.Get(id)
+		if !ok {
+			c.JSON(200, GradeResultResponse{
+				Ready: false,
+			})
+		} else {
+			c.JSON(200, GradeResultResponse{
+				Ready:  true,
+				Result: result,
+			})
+		}
+	})
+
 	return r
 }

backend/internal/api/setup_router_test.go

@@ -3,6 +3,7 @@ package api_test
 import (
 	"net/http"
 	"net/http/httptest"
+	"strings"
 	"testing"
 
 	"github.com/markhuang1212/code-grader/backend/internal/api"
@@ -20,3 +21,22 @@ func TestPingRoute(t *testing.T) {
 	assert.Equal(t, http.StatusOK, w.Code)
 	assert.Equal(t, "pong", w.Body.String())
 }
+
+func TestGrading(t *testing.T) {
+	router := api.SetupRouter(core.NewCoreController(1))
+
+	w := httptest.NewRecorder()
+
+	body := `
+		{
+			"TestCaseName": "example-1",
+			"UserCode": "int main() { return 0; }"
+		}
+	`
+	req, _ := http.NewRequest("POST", "/api/v1/grade", strings.NewReader(body))
+	router.ServeHTTP(w, req)
+
+	assert.Equal(t, http.StatusAccepted, w.Code)
+	loc := w.Header().Get("Location")
+	assert.NotEmpty(t, loc)
+}

backend/internal/grader/grade_user_code.go

@@ -14,7 +14,7 @@ func GradeUserCode(ctx context.Context, gr types.GradeRequest) (*types.GradeResu
 
 	result := types.GradeResult{}
 
-	tmpDir, err := ioutil.TempDir("/tmp", "cdgr_")
+	tmpDir, err := ioutil.TempDir("/tmp", "cdgr-")
 	if err != nil {
 		return nil, errors.Wrap(err, "cannot create tmpDir")
 	}