http/test: add tests for http handler

http/http_test.go

@@ -0,0 +1,52 @@
+package http_test
+
+import (
+	"encoding/json"
+	"log/slog"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"testing"
+
+	"github.com/grafana/crocochrome"
+	crocohttp "github.com/grafana/crocochrome/http"
+	"github.com/grafana/crocochrome/testutil"
+)
+
+func TestHTTP(t *testing.T) {
+	t.Parallel()
+	logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{}))
+
+	t.Run("creates a session", func(t *testing.T) {
+		hb := testutil.NewHeartbeat(t)
+		port := testutil.HTTPInfo(t, testutil.ChromiumVersion)
+		cc := crocochrome.New(logger, crocochrome.Options{ChromiumPath: hb.Path, ChromiumPort: port})
+		api := crocohttp.New(cc)
+
+		server := httptest.NewServer(api)
+		t.Cleanup(server.Close)
+
+		resp, err := http.Post(server.URL+"/session", "", nil)
+		if err != nil {
+			t.Fatalf("making request: %v", err)
+		}
+
+		defer resp.Body.Close()
+
+		var response struct {
+			ID              string `json:"ID"`
+			ChromiumVersion struct {
+				WebSocketDebuggerURL string `json:"webSocketDebuggerUrl"`
+			} `json:"chromiumVersion"`
+		}
+
+		err = json.NewDecoder(resp.Body).Decode(&response)
+		if err != nil {
+			t.Fatalf("decoding response: %v", err)
+		}
+
+		if response.ChromiumVersion.WebSocketDebuggerURL == "" {
+			t.Fatalf("webSocketDebuggerUrl is unexpectedly empty")
+		}
+	})
+}