Second commit

added few test, first api to add book

api_test.go

@@ -0,0 +1,76 @@
+package main
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+
+	"github.com/gin-gonic/gin"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/config"
+	"github.com/stretchr/testify/assert"
+)
+
+func testSetup() *gin.Engine {
+	c := config.LoadConfig("config_test/test.toml")
+	return setup(&c)
+}
+
+func TestGetBooksHandler(t *testing.T) {
+	router := testSetup()
+	w := httptest.NewRecorder()
+	req, _ := http.NewRequest("GET", "/books", nil)
+	router.ServeHTTP(w, req)
+
+	assert.Equal(t, 200, w.Code)
+}
+
+func TestPostBookHandler_Ok(t *testing.T) {
+	bookJson :=
+		`{
+		  "title": "Le château",
+			"author": "Kafka",
+			"rating": 9
+		}`
+	testPostBookHandler(t, bookJson, 200)
+}
+
+func TestPostBookHandler_OkOnlyTitle(t *testing.T) {
+	bookJson :=
+		`{
+		  "title": "Le château"
+		}`
+	testPostBookHandler(t, bookJson, 200)
+}
+
+func TestPostBookHandler_noTitle(t *testing.T) {
+	bookJson :=
+		`{
+			"author": "Kafka",
+			"rating": 9
+		}`
+	testPostBookHandler(t, bookJson, 400)
+}
+
+func TestPostBookHandler_WrongRating(t *testing.T) {
+	bookJson :=
+		`{
+		  "title": "Le château",
+			"author": "Kafka",
+			"rating": 15
+		}`
+	testPostBookHandler(t, bookJson, 400)
+}
+
+func testPostBookHandler(t *testing.T, bookJson string, expectedCode int) {
+	router := testSetup()
+	w := httptest.NewRecorder()
+
+	req, _ := http.NewRequest("POST", "/book",
+		strings.NewReader(string(bookJson)))
+	router.ServeHTTP(w, req)
+
+	assert.Equal(t, expectedCode, w.Code)
+
+}