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driver_test.go
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driver_test.go
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package redshiftdatasqldriver
import (
"context"
"database/sql"
"errors"
"net/url"
"os"
"testing"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/service/redshiftdata"
"github.com/aws/aws-sdk-go-v2/service/redshiftdata/types"
"github.com/stretchr/testify/require"
)
var mockClients = map[string]RedshiftDataClient{}
func init() {
RedshiftDataClientConstructor = func(ctx context.Context, cfg *RedshiftDataConfig) (RedshiftDataClient, error) {
if mockName := cfg.Params.Get("mock"); mockName != "" {
return mockClients[mockName], nil
}
return DefaultRedshiftDataClientConstructor(ctx, cfg)
}
}
func runTestsWithDB(t *testing.T, dsn string, tests ...func(*testing.T, *sql.DB)) {
if dsn == "" {
t.Log("dsn is empty")
t.SkipNow()
}
db, err := sql.Open("redshift-data", dsn)
if err != nil {
t.Fatalf("error connecting: %s", err.Error())
}
defer db.Close()
for _, test := range tests {
test(t, db)
}
}
var (
dsn string = (&RedshiftDataConfig{
WorkgroupName: nullif(os.Getenv("TEST_WORKGROUP_NAME")),
Database: nullif(os.Getenv("TEST_DATABASE")),
DbUser: nullif(os.Getenv("TEST_DB_USER")),
SecretsARN: nullif(os.Getenv("TEST_SECRETS_ARN")),
ClusterIdentifier: nullif(os.Getenv("TEST_CLUSTER_IDENTIFIER")),
}).String()
)
func TestSimpleQuery(t *testing.T) {
runTestsWithDB(t, dsn, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
sql := `SELECT 1 as number, 'hoge' as string UNION SELECT 2 as number, 'fuga' as string`
rows, err := db.QueryContext(context.Background(), sql)
require.NoError(t, err)
defer func() {
require.NoError(t, rows.Close())
}()
require.True(t, rows.Next())
columns, err := rows.Columns()
require.NoError(t, err)
require.EqualValues(t, []string{"number", "string"}, columns)
var num int64
var text string
require.NoError(t, rows.Scan(&num, &text))
require.Equal(t, int64(1), num)
require.Equal(t, "hoge", text)
require.True(t, rows.Next())
require.NoError(t, rows.Scan(&num, &text))
require.Equal(t, int64(2), num)
require.Equal(t, "fuga", text)
require.False(t, rows.Next())
})
}
func TestTimestampQuery(t *testing.T) {
runTestsWithDB(t, dsn, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
query := `SELECT
getdate()::timestamp without time zone as without_timezone
,getdate()::timestamp with time zone as with_timezone`
rows, err := db.QueryContext(context.Background(), query)
require.NoError(t, err)
defer func() {
require.NoError(t, rows.Close())
}()
require.True(t, rows.Next())
var withoutTimezone, withTimezone sql.NullTime
require.NoError(t, rows.Scan(&withoutTimezone, &withTimezone))
require.True(t, time.Until(withoutTimezone.Time) <= time.Hour)
require.True(t, time.Until(withTimezone.Time) <= time.Hour)
})
}
func TestOrdinalParameterQuery(t *testing.T) {
runTestsWithDB(t, dsn, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
query := `SELECT usesysid, usename FROM pg_user WHERE usename = :1`
rows, err := db.QueryContext(context.Background(), query, "rdsdb")
require.NoError(t, err)
defer func() {
require.NoError(t, rows.Close())
}()
require.True(t, rows.Next())
var userID int64
var userName string
require.NoError(t, rows.Scan(&userID, &userName))
require.Equal(t, int64(1), userID)
require.Equal(t, "rdsdb", userName)
})
}
func TestSimpleExec(t *testing.T) {
runTestsWithDB(t, dsn, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
_, err := db.ExecContext(context.Background(), `DROP TABLE IF EXISTS "public"."redshift_data_sql_driver_test"`)
require.NoError(t, err)
_, err = db.ExecContext(context.Background(), `CREATE TABLE "public"."redshift_data_sql_driver_test" (id BIGINT, created_at TIMESTAMP)`)
require.NoError(t, err)
result, err := db.ExecContext(
context.Background(),
`INSERT INTO "public"."redshift_data_sql_driver_test" SELECT :id as id, getdate() as created_at`,
sql.Named("id", 1),
)
require.NoError(t, err)
rowsAffected, err := result.RowsAffected()
require.NoError(t, err)
require.Equal(t, int64(1), rowsAffected)
rows, err := db.QueryContext(
context.Background(),
`SELECT * FROM "public"."redshift_data_sql_driver_test" WHERE id = :id`,
sql.Named("id", 1),
)
require.NoError(t, err)
defer func() {
require.NoError(t, rows.Close())
}()
require.True(t, rows.Next())
var id int64
var createdAt sql.NullTime
require.NoError(t, rows.Scan(&id, &createdAt))
require.Equal(t, int64(1), id)
require.True(t, time.Until(createdAt.Time) <= time.Hour)
})
}
func TestTx(t *testing.T) {
runTestsWithDB(t, dsn, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)
defer cancel()
tx, err := db.BeginTx(ctx, nil)
require.NoError(t, err)
_, err = tx.ExecContext(ctx, `DROP TABLE IF EXISTS "public"."redshift_data_sql_driver_test"`)
require.NoError(t, err)
_, err = tx.ExecContext(ctx, `CREATE TABLE "public"."redshift_data_sql_driver_test" (id BIGINT, created_at TIMESTAMP)`)
require.NoError(t, err)
result, err := tx.ExecContext(ctx, `INSERT INTO "public"."redshift_data_sql_driver_test" SELECT 1 as id, getdate() as created_at`)
require.NoError(t, err)
_, err = result.RowsAffected()
require.ErrorIs(t, err, ErrBeforeCommit)
err = tx.Commit() // BatchExecuteStatement is called here
require.NoError(t, err)
rows, err := db.QueryContext(ctx, `SELECT * FROM "public"."redshift_data_sql_driver_test" WHERE id = 1`)
require.NoError(t, err)
defer func() {
require.NoError(t, rows.Close())
}()
rowsAffected, err := result.RowsAffected()
require.NoError(t, err)
require.Equal(t, int64(1), rowsAffected)
require.True(t, rows.Next())
var id int64
var createdAt sql.NullTime
require.NoError(t, rows.Scan(&id, &createdAt))
require.Equal(t, int64(1), id)
require.True(t, time.Until(createdAt.Time) <= time.Hour)
})
}
func TestQueryCancel(t *testing.T) {
cancelCalled := false
mockClients["query_cancel"] = &mockRedshiftDataClient{
ExecuteStatementFunc: func(ctx context.Context, params *redshiftdata.ExecuteStatementInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.ExecuteStatementOutput, error) {
return &redshiftdata.ExecuteStatementOutput{
Id: aws.String("dummy"),
}, nil
},
DescribeStatementFunc: func(ctx context.Context, params *redshiftdata.DescribeStatementInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.DescribeStatementOutput, error) {
return &redshiftdata.DescribeStatementOutput{
Id: aws.String("dummy"),
Status: types.StatusStringStarted,
}, nil
},
CancelStatementFunc: func(ctx context.Context, params *redshiftdata.CancelStatementInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.CancelStatementOutput, error) {
cancelCalled = true
return &redshiftdata.CancelStatementOutput{
Status: aws.Bool(true),
}, nil
},
}
mockDSN := (&RedshiftDataConfig{
SecretsARN: aws.String("arn:aws:secretsmanager:us-east-1:0123456789012:secret:redshift"),
Params: url.Values{"mock": []string{"query_cancel"}},
}).String()
runTestsWithDB(t, mockDSN, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
query := `SELECT * FROM long_long_view`
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
_, err := db.QueryContext(ctx, query)
require.ErrorIs(t, err, context.DeadlineExceeded)
require.True(t, cancelCalled)
})
}
func TestMockSuccess(t *testing.T) {
var lastStatus types.StatusString
query := `SELECT * FROM success_view`
mockClients["success"] = &mockRedshiftDataClient{
ExecuteStatementFunc: func(ctx context.Context, params *redshiftdata.ExecuteStatementInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.ExecuteStatementOutput, error) {
require.EqualValues(t, query, coalesce(params.Sql))
return &redshiftdata.ExecuteStatementOutput{
Id: aws.String("dummy"),
}, nil
},
DescribeStatementFunc: func(ctx context.Context, params *redshiftdata.DescribeStatementInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.DescribeStatementOutput, error) {
switch lastStatus {
case types.StatusStringSubmitted:
lastStatus = types.StatusStringPicked
case types.StatusStringPicked:
lastStatus = types.StatusStringStarted
case types.StatusStringStarted:
lastStatus = types.StatusStringFinished
default:
lastStatus = types.StatusStringSubmitted
}
return &redshiftdata.DescribeStatementOutput{
Id: aws.String("dummy"),
Status: lastStatus,
HasResultSet: aws.Bool(true),
ResultRows: 4,
}, nil
},
GetStatementResultFunc: func(ctx context.Context, params *redshiftdata.GetStatementResultInput, optFns ...func(*redshiftdata.Options)) (*redshiftdata.GetStatementResultOutput, error) {
columns := []types.ColumnMetadata{
{
Name: aws.String("name"),
TypeName: aws.String("varchar"),
},
{
Name: aws.String("age"),
TypeName: aws.String("int4"),
},
{
Name: aws.String("auth"),
TypeName: aws.String("bool"),
},
{
Name: aws.String("value"),
TypeName: aws.String("float"),
},
{
Name: aws.String("bin"),
TypeName: aws.String("binary"),
},
}
if params.NextToken == nil {
return &redshiftdata.GetStatementResultOutput{
ColumnMetadata: columns,
Records: [][]types.Field{
{
&types.FieldMemberStringValue{Value: "hoge"},
&types.FieldMemberLongValue{Value: 16},
&types.FieldMemberBooleanValue{Value: true},
&types.FieldMemberDoubleValue{Value: 0.99},
&types.FieldMemberBlobValue{Value: []byte{12, 13}},
},
{
&types.FieldMemberStringValue{Value: "fuga"},
&types.FieldMemberLongValue{Value: 18},
&types.FieldMemberIsNull{Value: false},
&types.FieldMemberDoubleValue{Value: 0.8},
&types.FieldMemberIsNull{Value: false},
},
},
NextToken: aws.String("dummy"),
TotalNumRows: 4,
}, nil
}
if *params.NextToken == "dummy" {
return &redshiftdata.GetStatementResultOutput{
ColumnMetadata: columns,
Records: [][]types.Field{
{
&types.FieldMemberStringValue{Value: "piyo"},
&types.FieldMemberLongValue{Value: 22},
&types.FieldMemberBooleanValue{Value: false},
&types.FieldMemberIsNull{Value: false},
&types.FieldMemberIsNull{Value: false},
},
{
&types.FieldMemberStringValue{Value: "tora"},
&types.FieldMemberLongValue{Value: 25},
&types.FieldMemberBooleanValue{Value: false},
&types.FieldMemberIsNull{Value: false},
&types.FieldMemberIsNull{Value: false},
},
},
NextToken: nil,
TotalNumRows: 4,
}, nil
}
return nil, errors.New("unexpected next token")
},
}
mockDSN := (&RedshiftDataConfig{
SecretsARN: aws.String("arn:aws:secretsmanager:us-east-1:0123456789012:secret:redshift"),
Params: url.Values{"mock": []string{"success"}},
}).String()
runTestsWithDB(t, mockDSN, func(t *testing.T, db *sql.DB) {
restore := requireNoErrorLog(t)
defer restore()
rows, err := db.QueryContext(context.Background(), query)
require.NoError(t, err)
require.Equal(t, types.StatusStringFinished, lastStatus)
actualColumns, err := rows.Columns()
require.NoError(t, err)
require.EqualValues(t, []string{"name", "age", "auth", "value", "bin"}, actualColumns)
actual := make([]map[string]interface{}, 0, 4)
for rows.Next() {
var (
name string
age int64
auth sql.NullBool
value sql.NullFloat64
bin []byte
)
err := rows.Scan(&name, &age, &auth, &value, &bin)
require.NoError(t, err)
actual = append(actual, map[string]interface{}{
"name": name,
"age": age,
"auth": auth,
"value": value,
"bin": bin,
})
}
require.Equal(t, []map[string]interface{}{
{
"name": "hoge",
"age": int64(16),
"auth": sql.NullBool{
Bool: true,
Valid: true,
},
"value": sql.NullFloat64{
Float64: 0.99,
Valid: true,
},
"bin": []byte{12, 13},
},
{
"name": "fuga",
"age": int64(18),
"auth": sql.NullBool{
Bool: false,
Valid: false,
},
"value": sql.NullFloat64{
Float64: 0.8,
Valid: true,
},
"bin": []byte(nil),
},
{
"name": "piyo",
"age": int64(22),
"auth": sql.NullBool{
Bool: false,
Valid: true,
},
"value": sql.NullFloat64{
Valid: false,
},
"bin": []byte(nil),
},
{
"name": "tora",
"age": int64(25),
"auth": sql.NullBool{
Bool: false,
Valid: true,
},
"value": sql.NullFloat64{
Valid: false,
},
"bin": []byte(nil),
},
}, actual)
})
}