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package cron
import (
"reflect"
"testing"
"time"
)
func TestRange(t *testing.T) {
ranges := []struct {
expr string
min, max uint
expected uint64
}{
{"5", 0, 7, 1 << 5},
{"0", 0, 7, 1 << 0},
{"7", 0, 7, 1 << 7},
{"5-5", 0, 7, 1 << 5},
{"5-6", 0, 7, 1<<5 | 1<<6},
{"5-7", 0, 7, 1<<5 | 1<<6 | 1<<7},
{"5-6/2", 0, 7, 1 << 5},
{"5-7/2", 0, 7, 1<<5 | 1<<7},
{"5-7/1", 0, 7, 1<<5 | 1<<6 | 1<<7},
{"*", 1, 3, 1<<1 | 1<<2 | 1<<3 | starBit},
{"*/2", 1, 3, 1<<1 | 1<<3 | starBit},
}
for _, c := range ranges {
actual := getRange(c.expr, bounds{c.min, c.max, nil})
if actual != c.expected {
t.Errorf("%s => (expected) %d != %d (actual)", c.expr, c.expected, actual)
}
}
}
func TestField(t *testing.T) {
fields := []struct {
expr string
min, max uint
expected uint64
}{
{"5", 1, 7, 1 << 5},
{"5,6", 1, 7, 1<<5 | 1<<6},
{"5,6,7", 1, 7, 1<<5 | 1<<6 | 1<<7},
{"1,5-7/2,3", 1, 7, 1<<1 | 1<<5 | 1<<7 | 1<<3},
}
for _, c := range fields {
actual := getField(c.expr, bounds{c.min, c.max, nil})
if actual != c.expected {
t.Errorf("%s => (expected) %d != %d (actual)", c.expr, c.expected, actual)
}
}
}
func TestBits(t *testing.T) {
allBits := []struct {
r bounds
expected uint64
}{
{minutes, 0xfffffffffffffff}, // 0-59: 60 ones
{hours, 0xffffff}, // 0-23: 24 ones
{dom, 0xfffffffe}, // 1-31: 31 ones, 1 zero
{months, 0x1ffe}, // 1-12: 12 ones, 1 zero
{dow, 0x7f}, // 0-6: 7 ones
}
for _, c := range allBits {
actual := all(c.r) // all() adds the starBit, so compensate for that..
if c.expected|starBit != actual {
t.Errorf("%d-%d/%d => (expected) %b != %b (actual)",
c.r.min, c.r.max, 1, c.expected|starBit, actual)
}
}
bits := []struct {
min, max, step uint
expected uint64
}{
{0, 0, 1, 0x1},
{1, 1, 1, 0x2},
{1, 5, 2, 0x2a}, // 101010
{1, 4, 2, 0xa}, // 1010
}
for _, c := range bits {
actual := getBits(c.min, c.max, c.step)
if c.expected != actual {
t.Errorf("%d-%d/%d => (expected) %b != %b (actual)",
c.min, c.max, c.step, c.expected, actual)
}
}
}
func TestParseSchedule(t *testing.T) {
tokyo, _ := time.LoadLocation("Asia/Tokyo")
entries := []struct {
expr string
expected Schedule
}{
{"0 5 * * * *", every5min(time.Local)},
{"5 * * * *", every5min(time.Local)},
{"TZ=UTC 0 5 * * * *", every5min(time.UTC)},
{"TZ=UTC 5 * * * *", every5min(time.UTC)},
{"TZ=Asia/Tokyo 0 5 * * * *", every5min(tokyo)},
{"@every 5m", ConstantDelaySchedule{5 * time.Minute}},
{"@midnight", midnight(time.Local)},
{"TZ=UTC @midnight", midnight(time.UTC)},
{"TZ=Asia/Tokyo @midnight", midnight(tokyo)},
}
for _, c := range entries {
actual, err := Parse(c.expr)
if err != nil {
t.Error(err)
}
if !reflect.DeepEqual(actual, c.expected) {
t.Errorf("%s => (expected) %v != %v (actual)", c.expr, c.expected, actual)
}
}
}
func every5min(loc *time.Location) *SpecSchedule {
return &SpecSchedule{1 << 0, 1 << 5, all(hours), all(dom), all(months), all(dow), loc}
}
func midnight(loc *time.Location) *SpecSchedule {
return &SpecSchedule{1, 1, 1, all(dom), all(months), all(dow), loc}
}
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