package com.guo.learningprogresstracker.enums;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.*;

/**
 * TaskApplicationStatusEnum 单元测试：覆盖 fromCodeOrDefault 的未知码兜底/合法码分支。
 */
class TaskApplicationStatusEnumTest {

    @Test
    void fromCodeOrDefault_nullOrBlank_shouldReturnTodo() {
        assertSame(TaskApplicationStatusEnum.TODO, TaskApplicationStatusEnum.fromCodeOrDefault(null));
        assertSame(TaskApplicationStatusEnum.TODO, TaskApplicationStatusEnum.fromCodeOrDefault(""));
        assertSame(TaskApplicationStatusEnum.TODO, TaskApplicationStatusEnum.fromCodeOrDefault("   "));
    }

    @Test
    void fromCodeOrDefault_validCode_shouldMatchIgnoringCase() {
        assertSame(TaskApplicationStatusEnum.TODO, TaskApplicationStatusEnum.fromCodeOrDefault("todo"));
        assertSame(TaskApplicationStatusEnum.DOING, TaskApplicationStatusEnum.fromCodeOrDefault("doing"));
        assertSame(TaskApplicationStatusEnum.DONE, TaskApplicationStatusEnum.fromCodeOrDefault("DONE"));
    }

    @Test
    void fromCodeOrDefault_unknownCode_shouldFallbackTodo() {
        assertSame(TaskApplicationStatusEnum.TODO, TaskApplicationStatusEnum.fromCodeOrDefault("not-a-status"));
    }

    @Test
    void codeAndDescription_shouldMatchConstants() {
        assertEquals("TODO", TaskApplicationStatusEnum.TODO.getCode());
        assertEquals("待应用", TaskApplicationStatusEnum.TODO.getDescription());
        assertEquals("DOING", TaskApplicationStatusEnum.DOING.getCode());
        assertEquals("应用中", TaskApplicationStatusEnum.DOING.getDescription());
        assertEquals("DONE", TaskApplicationStatusEnum.DONE.getCode());
        assertEquals("已完成", TaskApplicationStatusEnum.DONE.getDescription());
    }
}