storj/private/dbutil/pgutil/query_test.go
paul cannon 378b863b2b private,satellite: unite all the "temp db schema" things
first, so that they all work the same way, because it's getting
complicated, and second, so that we can do the appropriate thing
instead of CREATE SCHEMA for cockroachdb.

Change-Id: I27fbaeeb6223a3e06d97bcf692a2d014b31465f7
2019-12-05 15:36:59 +00:00

116 lines
2.8 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package pgutil_test
import (
"testing"
_ "github.com/lib/pq"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"storj.io/storj/private/dbutil/dbschema"
"storj.io/storj/private/dbutil/pgutil"
"storj.io/storj/private/dbutil/pgutil/pgtest"
"storj.io/storj/private/dbutil/tempdb"
"storj.io/storj/private/testcontext"
)
const (
// DefaultPostgresConn is a connstring that works with docker-compose
DefaultPostgresConn = "postgres://storj:storj-pass@test-postgres/teststorj?sslmode=disable"
)
func TestQueryPostgres(t *testing.T) {
if *pgtest.ConnStr == "" {
t.Skip("Postgres flag missing, example: -postgres-test-db=" + DefaultPostgresConn)
}
doQueryTest(t, *pgtest.ConnStr)
}
func TestQueryCockroach(t *testing.T) {
if *pgtest.CrdbConnStr == "" {
t.Skip("Cockroach flag missing, example: -cockroach-test-db=" + pgtest.DefaultCrdbConnStr)
}
doQueryTest(t, *pgtest.CrdbConnStr)
}
func doQueryTest(t *testing.T, connStr string) {
ctx := testcontext.New(t)
defer ctx.Cleanup()
db, err := tempdb.OpenUnique(connStr, "pgutil-query")
require.NoError(t, err)
defer ctx.Check(db.Close)
emptySchema, err := pgutil.QuerySchema(db)
require.NoError(t, err)
assert.Equal(t, &dbschema.Schema{}, emptySchema)
_, err = db.Exec(`
CREATE TABLE users (
a bigint NOT NULL,
b bigint NOT NULL,
c text,
UNIQUE (c),
PRIMARY KEY (a)
);
CREATE TABLE names (
users_a bigint REFERENCES users( a ) ON DELETE CASCADE,
a text NOT NULL,
x text,
b text,
PRIMARY KEY (a, x),
UNIQUE ( x ),
UNIQUE ( a, b )
);
`)
require.NoError(t, err)
schema, err := pgutil.QuerySchema(db)
require.NoError(t, err)
expected := &dbschema.Schema{
Tables: []*dbschema.Table{
{
Name: "users",
Columns: []*dbschema.Column{
{Name: "a", Type: "bigint", IsNullable: false, Reference: nil},
{Name: "b", Type: "bigint", IsNullable: false, Reference: nil},
{Name: "c", Type: "text", IsNullable: true, Reference: nil},
},
PrimaryKey: []string{"a"},
Unique: [][]string{
{"c"},
},
},
{
Name: "names",
Columns: []*dbschema.Column{
{Name: "users_a", Type: "bigint", IsNullable: true,
Reference: &dbschema.Reference{
Table: "users",
Column: "a",
OnDelete: "CASCADE",
}},
{Name: "a", Type: "text", IsNullable: false, Reference: nil},
{Name: "x", Type: "text", IsNullable: false, Reference: nil}, // not null, because primary key
{Name: "b", Type: "text", IsNullable: true, Reference: nil},
},
PrimaryKey: []string{"a", "x"},
Unique: [][]string{
{"a", "b"},
{"x"},
},
},
},
}
expected.Sort()
schema.Sort()
assert.Equal(t, expected, schema)
}