<?php declare(strict_types=1);

namespace Test\Unit;

use BitBadger\PDODocument\Field;
use BitBadger\PDODocument\Query;
use PHPUnit\Framework\Attributes\TestDox;
use PHPUnit\Framework\TestCase;

/**
 * Unit tests for the Query class
 */
class QueryTest extends TestCase
{
    public function testSelectFromTableSucceeds(): void
    {
        $this->assertEquals('SELECT data FROM testing', Query::selectFromTable('testing'),
            'Query not constructed correctly');
    }

    public function testWhereByFieldsSucceedsForSingleField(): void
    {
        $this->assertEquals("data->>'test_field' <= @it",
            Query::whereByFields([Field::LE('test_field', '', '@it')]), 'WHERE fragment not constructed correctly');
    }

    public function testWhereByFieldsSucceedsForMultipleFields(): void
    {
        $this->assertEquals("data->>'test_field' <= @it AND data->>'other_field' = @other",
            Query::whereByFields([Field::LE('test_field', '', '@it'), Field::EQ('other_field', '', '@other')]),
            'WHERE fragment not constructed correctly');
    }

    public function testWhereByFieldsSucceedsForMultipleFieldsWithOr(): void
    {
        $this->assertEquals("data->>'test_field' <= @it OR data->>'other_field' = @other",
            Query::whereByFields([Field::LE('test_field', '', '@it'), Field::EQ('other_field', '', '@other')], 'OR'),
            'WHERE fragment not constructed correctly');
    }

    #[TestDox('Where by ID succeeds with default parameter')]
    public function testWhereByIdSucceedsWithDefaultParameter(): void
    {
        $this->assertEquals("data->>'id' = @id", Query::whereById(), 'WHERE fragment not constructed correctly');
    }

    #[TestDox('Where by ID succeeds with specific parameter')]
    public function testWhereByIdSucceedsWithSpecificParameter(): void
    {
        $this->assertEquals("data->>'id' = @di", Query::whereById('@di'), 'WHERE fragment not constructed correctly');
    }

    public function testInsertSucceeds(): void
    {
        $this->assertEquals('INSERT INTO my_table VALUES (@data)', Query::insert('my_table'),
            'INSERT statement not constructed correctly');
    }

    public function testSaveSucceeds(): void
    {
        $this->assertEquals(
            "INSERT INTO test_tbl VALUES (@data) ON CONFLICT ((data->>'id')) DO UPDATE SET data = EXCLUDED.data",
            Query::save('test_tbl'), 'INSERT ON CONFLICT statement not constructed correctly');
    }

    public function testUpdateSucceeds()
    {
        $this->assertEquals("UPDATE testing SET data = @data WHERE data->>'id' = @id", Query::update('testing'),
            'UPDATE statement not constructed correctly');
    }
}