common: test DemoHeader.FrameTime with PlaybackTime=0

Author: markus-wa

common/common_test.go

@@ -4,8 +4,8 @@ import (
 	"testing"
 	"time"
 
-	r3 "github.com/golang/geo/r3"
-	assert "github.com/stretchr/testify/assert"
+	"github.com/golang/geo/r3"
+	"github.com/stretchr/testify/assert"
 )
 
 func TestBombPosition(t *testing.T) {
@@ -39,6 +39,10 @@ func TestDemoHeader(t *testing.T) {
 	assert.Equal(t, time.Second/128, header.TickTime(), "TickTime should be 1/128")
 }
 
+func TestDemoHeader_FrameTime_PlaybackFrames_Zero(t *testing.T) {
+	assert.Zero(t, DemoHeader{}.FrameTime())
+}
+
 func TestTeamState(t *testing.T) {
 	assert.Equal(t, TeamTerrorists, NewTeamState(TeamTerrorists).Team())
 	assert.Equal(t, TeamCounterTerrorists, NewTeamState(TeamCounterTerrorists).Team())