122 lines
2.8 KiB
Go
122 lines
2.8 KiB
Go
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// +build go1.8
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package sqlmock
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import (
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"context"
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"database/sql/driver"
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"errors"
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"time"
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)
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// ErrCancelled defines an error value, which can be expected in case of
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// such cancellation error.
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var ErrCancelled = errors.New("canceling query due to user request")
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// Implement the "QueryerContext" interface
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func (c *sqlmock) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Rows, error) {
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namedArgs := make([]namedValue, len(args))
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for i, nv := range args {
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namedArgs[i] = namedValue(nv)
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}
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ex, err := c.query(query, namedArgs)
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if ex != nil {
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select {
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case <-time.After(ex.delay):
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if err != nil {
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return nil, err
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}
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return ex.rows, nil
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case <-ctx.Done():
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return nil, ErrCancelled
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}
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}
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return nil, err
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}
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// Implement the "ExecerContext" interface
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func (c *sqlmock) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
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namedArgs := make([]namedValue, len(args))
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for i, nv := range args {
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namedArgs[i] = namedValue(nv)
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}
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ex, err := c.exec(query, namedArgs)
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if ex != nil {
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select {
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case <-time.After(ex.delay):
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if err != nil {
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return nil, err
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}
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return ex.result, nil
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case <-ctx.Done():
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return nil, ErrCancelled
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}
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}
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return nil, err
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}
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// Implement the "ConnBeginTx" interface
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func (c *sqlmock) BeginTx(ctx context.Context, opts driver.TxOptions) (driver.Tx, error) {
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ex, err := c.begin()
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if ex != nil {
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select {
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case <-time.After(ex.delay):
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if err != nil {
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return nil, err
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}
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return c, nil
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case <-ctx.Done():
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return nil, ErrCancelled
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}
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}
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return nil, err
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}
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// Implement the "ConnPrepareContext" interface
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func (c *sqlmock) PrepareContext(ctx context.Context, query string) (driver.Stmt, error) {
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ex, err := c.prepare(query)
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if ex != nil {
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select {
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case <-time.After(ex.delay):
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if err != nil {
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return nil, err
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}
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return &statement{c, ex, query}, nil
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case <-ctx.Done():
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return nil, ErrCancelled
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}
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}
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return nil, err
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}
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// Implement the "Pinger" interface
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// for now we do not have a Ping expectation
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// may be something for the future
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func (c *sqlmock) Ping(ctx context.Context) error {
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return nil
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}
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// Implement the "StmtExecContext" interface
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func (stmt *statement) ExecContext(ctx context.Context, args []driver.NamedValue) (driver.Result, error) {
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return stmt.conn.ExecContext(ctx, stmt.query, args)
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}
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// Implement the "StmtQueryContext" interface
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func (stmt *statement) QueryContext(ctx context.Context, args []driver.NamedValue) (driver.Rows, error) {
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return stmt.conn.QueryContext(ctx, stmt.query, args)
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}
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// @TODO maybe add ExpectedBegin.WithOptions(driver.TxOptions)
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// CheckNamedValue meets https://golang.org/pkg/database/sql/driver/#NamedValueChecker
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func (c *sqlmock) CheckNamedValue(nv *driver.NamedValue) (err error) {
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nv.Value, err = c.converter.ConvertValue(nv.Value)
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return err
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}
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