| from datetime import datetime |
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| import pytest |
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| from cronlite import CronExpression, cron_weekday, next_after |
| from cronlite.fields import DAY_OF_WEEK, HOUR, MINUTE, parse_field |
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| def test_star_field(): |
| assert parse_field(MINUTE, "*") == set(range(60)) |
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| def test_single_value_field(): |
| assert parse_field(MINUTE, "17") == {17} |
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| def test_list_field(): |
| assert parse_field(MINUTE, "0,15,30,45") == {0, 15, 30, 45} |
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| def test_list_with_range(): |
| assert parse_field(MINUTE, "0,10-12") == {0, 10, 11, 12} |
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| def test_range_field(): |
| assert parse_field(HOUR, "9-11") == {9, 10, 11} |
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| def test_star_step_field(): |
| assert parse_field(MINUTE, "*/15") == {0, 15, 30, 45} |
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| def test_range_step_field(): |
| assert parse_field(MINUTE, "1-10/3") == {1, 4, 7, 10} |
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| def test_out_of_range_rejected(): |
| with pytest.raises(ValueError): |
| parse_field(MINUTE, "60") |
| with pytest.raises(ValueError): |
| parse_field(HOUR, "24") |
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| def test_bad_step_rejected(): |
| with pytest.raises(ValueError): |
| parse_field(MINUTE, "*/0") |
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| def test_descending_range_rejected(): |
| with pytest.raises(ValueError): |
| parse_field(MINUTE, "10-1") |
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| def test_weekday_field_within_zero_to_six(): |
| assert parse_field(DAY_OF_WEEK, "1-5") == {1, 2, 3, 4, 5} |
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| def test_cron_weekday_mapping(): |
| assert cron_weekday(datetime(2026, 3, 4)) == 3 |
| assert cron_weekday(datetime(2026, 3, 8)) == 0 |
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| def test_matches_every_minute(): |
| expr = CronExpression("* * * * *") |
| assert expr.matches(datetime(2026, 3, 4, 5, 6)) |
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| def test_matches_rejects_wrong_minute(): |
| expr = CronExpression("30 9 * * *") |
| assert not expr.matches(datetime(2026, 3, 4, 9, 31)) |
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| def test_next_after_basic(): |
| expr = CronExpression("30 9 * * *") |
| assert next_after(expr, datetime(2026, 3, 4, 5, 6)) == datetime(2026, 3, 4, 9, 30) |
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| def test_next_after_is_strict(): |
| expr = CronExpression("30 9 * * *") |
| assert next_after(expr, datetime(2026, 3, 4, 9, 30)) == datetime(2026, 3, 5, 9, 30) |
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| def test_next_after_rolls_to_next_day(): |
| expr = CronExpression("0 0 * * *") |
| assert next_after(expr, datetime(2026, 3, 4, 0, 0)) == datetime(2026, 3, 5, 0, 0) |
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| def test_next_after_accepts_string(): |
| assert next_after("*/30 * * * *", datetime(2026, 3, 4, 5, 6)) == datetime(2026, 3, 4, 5, 30) |
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| def test_invalid_field_count(): |
| with pytest.raises(ValueError): |
| CronExpression("* * * *") |
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| def test_str_roundtrip(): |
| assert str(CronExpression(" 0 12 * * * ")) == "0 12 * * *" |
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|
