Mitchell-JohnsonandClaude Fable 5.1
41c2f05535
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
69 lines
2.5 KiB
Go
69 lines
2.5 KiB
Go
package cron
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import (
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"testing"
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"time"
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)
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func TestNextRun(t *testing.T) {
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loc := time.UTC
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from := time.Date(2026, 9, 17, 15, 30, 0, 0, loc) // Thursday
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cases := []struct {
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expr string
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want time.Time
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}{
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{"0 1 * * *", time.Date(2026, 9, 18, 1, 0, 0, 0, loc)},
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{"17 * * * *", time.Date(2026, 9, 17, 16, 17, 0, 0, loc)},
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{"*/15 * * * *", time.Date(2026, 9, 17, 15, 45, 0, 0, loc)},
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{"47 6 * * 7", time.Date(2026, 9, 20, 6, 47, 0, 0, loc)}, // Sunday as 7
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{"52 6 1 * *", time.Date(2026, 10, 1, 6, 52, 0, 0, loc)}, // first of month
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{"24 0 1-7 * *", time.Date(2026, 10, 1, 0, 24, 0, 0, loc)}, // range
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{"30 3 * * 0", time.Date(2026, 9, 20, 3, 30, 0, 0, loc)}, // Sunday as 0
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{"0 9 15 * mon", time.Date(2026, 9, 21, 9, 0, 0, 0, loc)}, // dom OR dow
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{"@daily", time.Date(2026, 9, 18, 0, 0, 0, 0, loc)},
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{"@weekly", time.Date(2026, 9, 20, 0, 0, 0, 0, loc)},
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{"0 0 29 feb *", time.Date(2028, 2, 29, 0, 0, 0, 0, loc)},
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}
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for _, c := range cases {
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got, ok := nextRun(c.expr, from)
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if !ok || !got.Equal(c.want) {
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t.Errorf("%q: got %v ok=%v, want %v", c.expr, got, ok, c.want)
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}
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}
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if _, ok := nextRun("@reboot", from); ok {
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t.Error("@reboot should have no next run")
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}
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for _, bad := range []string{"* * * *", "60 * * * *", "a b c d e", "*/0 * * * *"} {
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if _, err := parseSchedule(bad); err == nil {
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t.Errorf("%q should fail", bad)
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}
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}
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}
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func TestParseLine(t *testing.T) {
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sch, u, cmd, ok := parseLine("25 6\t* * *\troot\ttest -x /usr/sbin/anacron || { cd / && run-parts --report /etc/cron.daily; }", true)
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if !ok || sch != "25 6 * * *" || u != "root" || !strings_HasPrefix(cmd, "test -x") {
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t.Errorf("system line: %q %q %q %v", sch, u, cmd, ok)
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}
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if _, _, _, ok := parseLine("PATH=/usr/bin:/bin", true); ok {
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t.Error("env line parsed as job")
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}
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if _, _, _, ok := parseLine("# m h dom mon dow command", false); ok {
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t.Error("comment parsed as job")
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}
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if _, u, cmd, ok := parseLine("@reboot /usr/local/bin/thing --flag", false); !ok || u != "" || cmd != "/usr/local/bin/thing --flag" {
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t.Errorf("@reboot: %q %q %v", u, cmd, ok)
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}
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if got := outFile("foo >> /var/log/foo.log 2>&1"); got != "/var/log/foo.log" {
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t.Errorf("outFile: %q", got)
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}
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if c, in := cronPercent("echo hi%line1%line2"); c != "echo hi" || in != "line1\nline2" {
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t.Errorf("percent: %q %q", c, in)
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}
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if c, _ := cronPercent(`date +\%w`); c != "date +%w" {
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t.Errorf("escaped percent: %q", c)
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}
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}
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func strings_HasPrefix(s, p string) bool { return len(s) >= len(p) && s[:len(p)] == p }
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