package simql

import (
	"testing"

	"github.com/alecthomas/assert/v2"
)

func TestSelect(t *testing.T) {
	type TestCase struct {
		In     *SelectQuery
		Args   []any
		String string
	}

	testCases := []TestCase{
		{
			In:     Select("customer"),
			String: "select * from customer",
		},
		{
			In:     Select("customer as c"),
			String: "select * from customer as c",
		},
		{
			In:     Select("customer as c").Columns("c.id", "c.name"),
			String: "select c.id, c.name from customer as c",
		},
		{
			In:     Select("customer as c").InnerJoin("invoices as i on i.customer_id = c.id").Columns("c.name", "i.date"),
			String: "select c.name, i.date from customer as c inner join invoices as i on i.customer_id = c.id",
		},
		{
			In:     Select("customer").Where("id = ?", 1234),
			Args:   []any{1234},
			String: "select * from customer where id = ?",
		},
		{
			In:     Select("customer").Where("id = ?", 1234).Where("and amount > ?", 1000),
			Args:   []any{1234, 1000},
			String: "select * from customer where id = ? and amount > ?",
		},
		{
			In:     Select("customer").Where("id = ?", 1234).Columns("name", "email"),
			Args:   []any{1234},
			String: "select name, email from customer where id = ?",
		},
	}

	for _, testCase := range testCases {
		t.Run(testCase.String, func(t *testing.T) {
			assert.Equal(t, testCase.Args, testCase.In.Args(), "collected arguments incorrectly")
			assert.Equal(t, testCase.String, testCase.In.String(), "stringified incorrectly")
		})
	}
}