playlist timer pause/resume without affecting active feeds

cmd/mxl-player/playlist_runtime_test.go

@@ -3,6 +3,7 @@ package main
 import (
 	"context"
 	"errors"
+	"math"
 	"testing"
 	"time"
 
@@ -127,6 +128,8 @@ func TestPlayerPlaylistNavigationHelpers(t *testing.T) {
 		{send: func() bool { return runtime.Select(4) }, want: playback.PlaylistCommand{Kind: playback.PlaylistSelect, Index: 4}},
 		{send: runtime.Next, want: playback.PlaylistCommand{Kind: playback.PlaylistNext}},
 		{send: runtime.Previous, want: playback.PlaylistCommand{Kind: playback.PlaylistPrevious}},
+		{send: runtime.Pause, want: playback.PlaylistCommand{Kind: playback.PlaylistPause}},
+		{send: runtime.Resume, want: playback.PlaylistCommand{Kind: playback.PlaylistResume}},
 	}
 	for _, test := range tests {
 		if !test.send() {
@@ -344,6 +347,16 @@ func TestPlaylistTimingProgress(t *testing.T) {
 			timing:       playback.PlaylistTimingState{Duration: 10 * time.Second, Expired: true},
 			wantFraction: 1,
 		},
+		{
+			name: "paused",
+			timing: playback.PlaylistTimingState{
+				Duration:  10 * time.Second,
+				Paused:    true,
+				Remaining: 6 * time.Second,
+			},
+			wantFraction:  0.4,
+			wantRemaining: 6 * time.Second,
+		},
 		{
 			name: "deadline passed",
 			timing: playback.PlaylistTimingState{
@@ -358,7 +371,8 @@ func TestPlaylistTimingProgress(t *testing.T) {
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
 			fraction, remaining := playlistTimingProgress(test.timing, now)
-			if fraction != test.wantFraction || remaining != test.wantRemaining {
+			if math.Abs(float64(fraction-test.wantFraction)) > 0.000001 ||
+				remaining != test.wantRemaining {
 				t.Fatalf(
 					"playlistTimingProgress() = %v, %v; want %v, %v",
 					fraction,