more integration test

Author: memoryonrepeat

app/app.go

@@ -30,13 +30,13 @@ type Recipe struct {
 type ByPrepTime []Recipe
 
 func main() {
-	http.HandleFunc("/recipes", ReverseAggregatorProxy)
+	http.HandleFunc("/recipes", ReverseAggregatorProxyHandler)
 	log.Println("Server starting at port", config.Port)
 	log.Fatal(http.ListenAndServe(":8080", nil))
 }
 
 // Redirects the request to AllRecipeHandler / AggregatedRecipeHandler
-func ReverseAggregatorProxy(w http.ResponseWriter, req *http.Request) {
+func ReverseAggregatorProxyHandler(w http.ResponseWriter, req *http.Request) {
 	log.Println("Incoming request", req.URL)
 	// Specify timeout to avoid apps to hang unexpecedly since there is no timeout by default
 	// https://medium.com/@nate510/don-t-use-go-s-default-http-client-4804cb19f779

app/app_test.go

@@ -1,12 +1,55 @@
 package main
 
 import (
-	// "net/http"
+	"net/http"
+	"net/http/httptest"
 	"reflect"
 	"strconv"
 	"testing"
 )
 
+func TestReverseAggregatorProxyHandler1(t *testing.T) {
+	req, err := http.NewRequest("GET", "/recipes", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	rr := httptest.NewRecorder()
+	handler := http.HandlerFunc(ReverseAggregatorProxyHandler)
+	handler.ServeHTTP(rr, req)
+	if status := rr.Code; status != http.StatusOK {
+		t.Errorf("Status code: got %v want %v",
+			status, http.StatusOK)
+	}
+}
+
+func TestAllRecipeHandler1(t *testing.T) {
+	req, err := http.NewRequest("GET", "/recipes?top=10&skip=-5", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	rr := httptest.NewRecorder()
+	handler := http.HandlerFunc(ReverseAggregatorProxyHandler)
+	handler.ServeHTTP(rr, req)
+	if status := rr.Code; status != http.StatusOK {
+		t.Errorf("Status code: got %v want %v",
+			status, http.StatusOK)
+	}
+}
+
+func TestAggregatedRecipeHandler2(t *testing.T) {
+	req, err := http.NewRequest("GET", "/recipes?ids=1,2,3a,-4", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	rr := httptest.NewRecorder()
+	handler := http.HandlerFunc(ReverseAggregatorProxyHandler)
+	handler.ServeHTTP(rr, req)
+	if status := rr.Code; status != http.StatusOK {
+		t.Errorf("Status code: got %v want %v",
+			status, http.StatusOK)
+	}
+}
+
 func TestFilter(t *testing.T) {
 	type args struct {
 		input []string