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(Re)introduce CronExpression::isValidExpression

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This commit introduces CronExpression::isValidExpression, which was also
present on the deprecated CronSequenceGenerator.

Closes: gh-26996
This commit is contained in:
Arjen Poutsma
2021-05-31 14:28:55 +02:00
parent da9ee06e05
commit 6f2fe5ddcb
2 changed files with 30 additions and 1 deletions
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10
spring-context/src/test/java/org/springframework/scheduling/support/CronExpressionTests.java
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@@ -51,6 +51,16 @@ class CronExpressionTests {
}
};
@Test
public void isValidExpression() {
assertThat(CronExpression.isValidExpression(null)).isFalse();
assertThat(CronExpression.isValidExpression("")).isFalse();
assertThat(CronExpression.isValidExpression("*")).isFalse();
assertThat(CronExpression.isValidExpression("* * * * *")).isFalse();
assertThat(CronExpression.isValidExpression("* * * * * * *")).isFalse();
assertThat(CronExpression.isValidExpression("* * * * * *")).isTrue();
}
@Test
void matchAll() {