PKGBUILD/pkg/testutils/database/database_test.go

332 lines
10 KiB
Go

package database_test
import (
"context"
"database/sql"
"errors"
"fmt"
"testing"
"git.cryptic.systems/volker.raschek/flucky/pkg/testutils/database"
"git.cryptic.systems/volker.raschek/flucky/pkg/testutils/dockerutils"
uuid "github.com/satori/go.uuid"
"github.com/stretchr/testify/require"
_ "github.com/lib/pq"
)
func requireCountNetworks(ctx context.Context, dockerClient *dockerutils.Client, dbOptions *database.PostgresOptions, equal int, t *testing.T) {
require := require.New(t)
containers, err := dockerClient.ContainerListByLabels(ctx, true, dbOptions.ContainerLabels)
require.NoError(err)
require.Equal(equal, len(containers[0].NetworkSettings.Networks))
}
func requireContainerHasNetworksAndAliasses(ctx context.Context, dockerClient *dockerutils.Client, dbOptions *database.PostgresOptions, t *testing.T) {
require := require.New(t)
containers, err := dockerClient.ContainerListByNames(ctx, true, dbOptions.ContainerName)
require.NoError(err)
require.Contains(containers[0].Names, fmt.Sprintf("/%v", dbOptions.ContainerName))
for networkName, _ := range dbOptions.ContainerNetworks {
networks, err := dockerClient.NetworkListByNames(ctx, networkName)
require.NoError(err)
require.Equal(networkName, networks[0].Name)
require.Equal(dbOptions.ContainerName, networks[0].Containers[containers[0].ID].Name)
}
}
func requireTestCleanup(ctx context.Context, dockerClient *dockerutils.Client, cleanupLabels map[string]string, t *testing.T) {
require := require.New(t)
containers, err := dockerClient.ContainerListByLabels(ctx, true, cleanupLabels)
require.NoError(err)
require.NotNil(containers)
require.Len(containers, 0)
networks, err := dockerClient.NetworkListByLabels(ctx, cleanupLabels)
require.NoError(err)
require.NotNil(networks)
require.Len(networks, 0)
}
func TestPostgresDatabase(t *testing.T) {
require := require.New(t)
dbOptions, cleanup := database.NewPostgresDatabase(t)
t.Cleanup(func() { cleanup() })
require.NotEqual(0, dbOptions.HostPort)
dockerClient, err := dockerutils.New()
require.NoError(err)
dbContainers, err := dockerClient.ContainerListByLabels(context.Background(), true, dbOptions.ContainerLabels)
require.NoError(err)
require.NotNil(dbContainers)
require.Len(dbContainers, 1)
dbo, err := sql.Open(dbOptions.Driver, dbOptions.DSN)
require.NoError(err)
require.NoError(dbo.Ping())
query := "SELECT 1"
row := dbo.QueryRow(query)
var i int
err = row.Scan(&i)
require.NoError(err)
require.Equal(1, i)
}
func TestPostgresNetwork(t *testing.T) {
var (
ctx = context.Background()
require = require.New(t)
cleanupLabels = map[string]string{
uuid.NewV4().String(): uuid.NewV4().String(),
}
)
dockerClient, err := dockerutils.New()
require.NoError(err)
t.Cleanup(func() {
dockerClient.ContainerRemoveByLabels(ctx, cleanupLabels)
dockerClient.NetworkRemoveByLabels(ctx, cleanupLabels)
dockerClient.Close()
})
// TestDefaultNetwork
dbOptionsPointer, cleanup := database.NewPostgresDatabase(t)
t.Cleanup(cleanup)
require.NotNil(dbOptionsPointer.ContainerNetworks)
require.Len(dbOptionsPointer.ContainerNetworks, 0)
requireContainerHasNetworksAndAliasses(ctx, dockerClient, dbOptionsPointer, t)
// TestRandomNetwork
dbOptions := database.NewPostgresOptions()
dbOptions.HostPort = "0"
dbOptions.ContainerName = "Volker"
dbOptions.ContainerLabels = cleanupLabels
dbOptions.ContainerNetworks[uuid.NewV4().String()] = []string{
uuid.NewV4().String(),
uuid.NewV4().String(),
}
_, cleanup = database.StartPostgres(t, dbOptions)
t.Cleanup(cleanup)
requireCountNetworks(ctx, dockerClient, dbOptions, 1, t)
requireContainerHasNetworksAndAliasses(ctx, dockerClient, dbOptions, t)
// TestRandomMultipleNetworks
containerNetworkNameA := uuid.NewV4().String()
containerNetworkNameB := uuid.NewV4().String()
containerNetworks := map[string][]string{
containerNetworkNameA: {
uuid.NewV4().String(),
uuid.NewV4().String(),
},
containerNetworkNameB: {
uuid.NewV4().String(),
uuid.NewV4().String(),
},
}
containerNetworkLabels := map[string]map[string]string{
containerNetworkNameA: cleanupLabels,
containerNetworkNameB: cleanupLabels,
}
dbOptions = database.NewPostgresOptions()
dbOptions.HostPort = "0"
dbOptions.ContainerName = "Raschek"
dbOptions.ContainerNetworks = containerNetworks
dbOptions.ContainerNetworkLabels = containerNetworkLabels
dbOptions.ContainerLabels = cleanupLabels
_, cleanup = database.StartPostgres(t, dbOptions)
t.Cleanup(cleanup)
requireCountNetworks(ctx, dockerClient, dbOptions, 2, t)
requireContainerHasNetworksAndAliasses(ctx, dockerClient, dbOptions, t)
// TestCleanup
// Test if a network with an additional endpoint will not be removed
containerNetwork := uuid.NewV4().String()
containerNetworkA := map[string][]string{
containerNetwork: {
uuid.NewV4().String(),
uuid.NewV4().String(),
},
}
containerNetworkB := map[string][]string{
containerNetwork: {
uuid.NewV4().String(),
uuid.NewV4().String(),
},
}
containerNetworkLabels = map[string]map[string]string{
containerNetwork: cleanupLabels,
}
dbOptions = database.NewPostgresOptions()
dbOptions.HostPort = "0"
dbOptions.ContainerName = "is"
dbOptions.ContainerLabels = cleanupLabels
dbOptions.ContainerNetworks = containerNetworkA
dbOptions.ContainerNetworkLabels = containerNetworkLabels
_, cleanup = database.StartPostgres(t, dbOptions)
dbOptions = database.NewPostgresOptions()
dbOptions.HostPort = "0"
dbOptions.ContainerName = "the_best"
dbOptions.ContainerLabels = cleanupLabels
dbOptions.ContainerNetworks = containerNetworkB
dbOptions.ContainerNetworkLabels = containerNetworkLabels
_, cleanupSecond := database.StartPostgres(t, dbOptions)
cleanup()
networkResources, err := dockerClient.NetworkListByNames(ctx, containerNetwork)
require.NoError(err)
require.Len(networkResources[0].Containers, 1)
cleanupSecond()
requireTestCleanup(ctx, dockerClient, cleanupLabels, t)
}
func TestPostgresOptionsValidate(t *testing.T) {
require := require.New(t)
// ContainerImage is empty
dbOptions := database.PostgresOptions{}
err := dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Attribute ContainerImage is empty")
// ContainerPort is empty
dbOptions = database.PostgresOptions{
ContainerImage: "docker.io/library/postgres:13-alpine",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Attribute ContainerPort is empty")
// Driver is empty
dbOptions = database.PostgresOptions{
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Attribute Driver is empty")
// HostPort is empty
dbOptions = database.PostgresOptions{
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "sdfsdfsdf",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Attribute HostPort is empty")
// ContainerEnv: POSTGRES_PASSWORD
dbOptions = database.PostgresOptions{
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "sdfsdfsdf",
HostPort: "asdasd",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Required env POSTGRES_PASSWORD not defined")
// ContainerEnv: POSTGRES_USER
dbOptions = database.PostgresOptions{
ContainerEnv: map[string]string{
"POSTGRES_PASSWORD": "HelloWorld",
},
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "sdfsdfsdf",
HostPort: "asdasd",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Required env POSTGRES_USER not defined")
// ContainerEnv: POSTGRES_USER
dbOptions = database.PostgresOptions{
ContainerEnv: map[string]string{
"POSTGRES_PASSWORD": "postgres",
"POSTGRES_USER": "postgres",
},
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "sdfsdfsdf",
HostPort: "asdasd",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Required env POSTGRES_DB not defined")
// Driver not supported
dbOptions = database.PostgresOptions{
ContainerEnv: map[string]string{
"POSTGRES_PASSWORD": "postgres",
"POSTGRES_USER": "postgres",
"POSTGRES_DB": "postgres",
},
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "sdfsdfsdf",
HostPort: "asdasd",
}
err = dbOptions.Validate()
require.Error(err)
require.True(errors.Is(err, database.ErrInvalidAttr))
require.EqualError(err, "Invalid DatabaseOption attribute: Driver sdfsdfsdf not supported")
// HostPort: Failed to parse
dbOptions = database.PostgresOptions{
ContainerEnv: map[string]string{
"POSTGRES_PASSWORD": "postgres",
"POSTGRES_USER": "postgres",
"POSTGRES_DB": "postgres",
},
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "postgres",
HostPort: "asdasd",
}
err = dbOptions.Validate()
require.Error(err)
require.EqualError(err, "Failed to parse hostport asdasd: strconv.ParseInt: parsing \"asdasd\": invalid syntax")
// HostPort: Well-Known port
dbOptions = database.PostgresOptions{
ContainerEnv: map[string]string{
"POSTGRES_PASSWORD": "postgres",
"POSTGRES_USER": "postgres",
"POSTGRES_DB": "postgres",
},
ContainerImage: "docker.io/library/postgres:13-alpine",
ContainerPort: "5432",
Driver: "postgres",
HostPort: "443",
}
err = dbOptions.Validate()
require.Error(err)
require.EqualError(err, "Invalid DatabaseOption attribute: ContainerPort 443: Protect well-known ports between 1-1023")
}