feat: cli: consolidate schedule-related commands (#2402)

* feat: cli: consolidate schedule-related commands

This commit makes the following changes:
- renames autostart -> schedule starat
- renames ttl -> schedule stop
- renames bump -> schedule override
- adds schedule show command
- moves some cli-related stuff to util.go

cli/util_internal_test.go

@@ -0,0 +1,49 @@
+package cli
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDurationDisplay(t *testing.T) {
+	t.Parallel()
+	for _, testCase := range []struct {
+		Duration string
+		Expected string
+	}{
+		{"-1s", "<1m"},
+		{"0s", "0s"},
+		{"1s", "<1m"},
+		{"59s", "<1m"},
+		{"1m", "1m"},
+		{"1m1s", "1m"},
+		{"2m", "2m"},
+		{"59m", "59m"},
+		{"1h", "1h"},
+		{"1h1m1s", "1h1m"},
+		{"2h", "2h"},
+		{"23h", "23h"},
+		{"24h", "1d"},
+		{"24h1m1s", "1d"},
+		{"25h", "1d1h"},
+	} {
+		testCase := testCase
+		t.Run(testCase.Duration, func(t *testing.T) {
+			t.Parallel()
+			d, err := time.ParseDuration(testCase.Duration)
+			require.NoError(t, err)
+			actual := durationDisplay(d)
+			assert.Equal(t, testCase.Expected, actual)
+		})
+	}
+}
+
+func TestRelative(t *testing.T) {
+	t.Parallel()
+	assert.Equal(t, relative(time.Minute), "in 1m")
+	assert.Equal(t, relative(-time.Minute), "1m ago")
+	assert.Equal(t, relative(0), "now")
+}