query-orchestration/internal/client/get_test.go

package client_test

import (
	"context"
	"errors"
	"queryorchestration/internal/client"
	"queryorchestration/internal/database"
	"queryorchestration/internal/database/repository"
	"queryorchestration/internal/serviceconfig"
	"testing"

	"github.com/google/uuid"
	"github.com/pashagolub/pgxmock/v3"
	"github.com/stretchr/testify/assert"
)

func TestGet(t *testing.T) {
	ctx := context.Background()

	pool, err := pgxmock.NewPool()
	if err != nil {
		t.Fatalf("failed to open pgxmock database: %v", err)
	}
	cfg := &serviceconfig.BaseConfig{}
	cfg.DBPool = pool
	cfg.DBQueries = repository.New(pool)

	svc := client.New(cfg)

	id := uuid.New()

	pool.ExpectQuery("name: GetClient :one").WithArgs(database.MustToDBUUID(id)).
		WillReturnRows(
			pgxmock.NewRows([]string{"id", "name", "canSync"}).
				AddRow(database.MustToDBUUID(id), "client_name", false),
		)

	cli, err := svc.Get(ctx, id)
	assert.NoError(t, err)
	assert.EqualExportedValues(t, &client.Client{
		ID:      id,
		Name:    "client_name",
		CanSync: false,
	}, cli)

	dberr := "database failure"
	pool.ExpectQuery("name: GetClient :one").WithArgs(database.MustToDBUUID(id)).
		WillReturnError(errors.New(dberr))

	_, err = svc.Get(ctx, id)
	assert.EqualError(t, err, dberr)
}