baiyue-firstleg/common-event-contract/src/test/java/com/baiyue/common/event/ContainerNumbersTest.java

package com.baiyue.common.event;

import org.junit.jupiter.api.Test;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;

class ContainerNumbersTest {
    @Test
    void normalizesWhitespaceAndCaseButCanonicalFactsRequireExactIso6346Value() {
        assertThat(ContainerNumbers.normalizeRequired(" zcsu 7881970 ")).isEqualTo("ZCSU7881970");
        assertThat(ContainerNumbers.requireCanonical("ZCSU7881970")).isEqualTo("ZCSU7881970");
        assertThatThrownBy(() -> ContainerNumbers.requireCanonical("zcsu7881970"))
            .hasMessageContaining("normalized");
        assertThatThrownBy(() -> ContainerNumbers.normalizeRequired("ZCSU7881971"))
            .hasMessageContaining("check digit");
        assertThatThrownBy(() -> ContainerNumbers.normalizeRequired("CAB-260831-0001"))
            .hasMessageContaining("ISO 6346");
    }
}