fixes waitTimeout, waitDelay not working with float

internal/pkg/timeout/timeout_test.go

@@ -0,0 +1,38 @@
+package timeout
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/thecodingmachine/gotenberg/internal/pkg/standarderror"
+	"github.com/thecodingmachine/gotenberg/test"
+)
+
+func TestDuration(t *testing.T) {
+	expected := time.Duration(1500) * time.Millisecond
+	result := Duration(1.5)
+	assert.Equal(t, expected.String(), result.String())
+}
+
+func TestErr(t *testing.T) {
+	// should be OK.
+	ctx, cancel := Context(5)
+	defer cancel()
+	assert.Nil(t, Err(ctx))
+	// should timeout.
+	ctx, cancel = Context(0.5)
+	defer cancel()
+	time.Sleep(Duration(1))
+	err := Err(ctx)
+	assert.NotNil(t, err)
+	standardized := test.RequireStandardError(t, err)
+	assert.Equal(t, standardized.Code, standarderror.Timeout)
+	// should failed.
+	ctx, cancel = Context(5)
+	cancel()
+	err = Err(ctx)
+	assert.NotNil(t, err)
+	standardized = test.RequireStandardError(t, err)
+	assert.Equal(t, standarderror.Code(err), standarderror.Internal)
+}