articles-backend-app

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package by.andd3dfx.mappers;
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import static org.hamcrest.CoreMatchers.is;
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import static org.hamcrest.CoreMatchers.nullValue;
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import static org.hamcrest.MatcherAssert.assertThat;
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import by.andd3dfx.dto.AuthorDto;
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import by.andd3dfx.persistence.entities.Author;
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import java.util.Arrays;
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import java.util.List;
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import org.junit.jupiter.api.Test;
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import org.mapstruct.factory.Mappers;
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class AuthorMapperTest {
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    private AuthorMapper mapper = Mappers.getMapper(AuthorMapper.class);
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    @Test
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    void toAuthorDto() {
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        Author author = buildAuthor();
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        AuthorDto authorDto = mapper.toAuthorDto(author);
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        checkCompareAssertions(authorDto, author);
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    }
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    @Test
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    void toAuthorDtoForNull() {
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        assertThat(mapper.toAuthorDto(null), nullValue());
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    }
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    @Test
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    void toAuthorDtoList() {
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        Author author = buildAuthor();
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        List<Author> authors = Arrays.asList(author);
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        List<AuthorDto> authorDtoItems = mapper.toAuthorDtoList(authors);
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        assertThat("Wrong result list size", authorDtoItems.size(), is(1));
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        checkCompareAssertions(authorDtoItems.get(0), author);
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    }
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    @Test
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    void toArticleDtoListForNull() {
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        assertThat(mapper.toAuthorDtoList(null), nullValue());
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    }
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    @Test
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    void toAuthor() {
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        AuthorDto authorDto = buildAuthorDto();
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        Author author = mapper.toAuthor(authorDto);
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        checkCompareAssertions(authorDto, author);
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    }
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    @Test
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    void toAuthorForNull() {
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        assertThat(mapper.toAuthor(null), nullValue());
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    }
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    private Author buildAuthor() {
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        Author author = new Author();
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        author.setId(123L);
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        author.setFirstName("Isaac");
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        author.setLastName("Sirin");
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        return author;
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    }
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    private AuthorDto buildAuthorDto() {
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        AuthorDto result = new AuthorDto();
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        result.setId(123L);
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        result.setFirstName("Isaac");
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        result.setLastName("Sirin");
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        return result;
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    }
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    private void checkCompareAssertions(AuthorDto authorDto, Author author) {
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        assertThat("Wrong id", authorDto.getId(), is(author.getId()));
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        assertThat("Wrong firstName", authorDto.getFirstName(), is(author.getFirstName()));
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        assertThat("Wrong lastName", authorDto.getLastName(), is(author.getLastName()));
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    }
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}
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