github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/dm/pkg/terror/adapter_test.go (about)

     1  // Copyright 2019 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package terror
    15  
    16  import (
    17  	"database/sql/driver"
    18  	"fmt"
    19  	"testing"
    20  
    21  	"github.com/go-sql-driver/mysql"
    22  	"github.com/pingcap/errors"
    23  	"github.com/stretchr/testify/require"
    24  )
    25  
    26  func TestDBAdapter(t *testing.T) {
    27  	t.Parallel()
    28  
    29  	defaultErr := ErrDBDriverError
    30  	testCases := []struct {
    31  		err    error
    32  		expect *Error
    33  	}{
    34  		{nil, nil},
    35  		{ErrDBBadConn, ErrDBBadConn},
    36  		{driver.ErrBadConn, ErrDBBadConn},
    37  		{errors.Annotate(driver.ErrBadConn, "annotate error"), ErrDBBadConn},
    38  		{mysql.ErrInvalidConn, ErrDBInvalidConn},
    39  		{mysql.ErrUnknownPlugin, defaultErr},
    40  	}
    41  
    42  	for _, tc := range testCases {
    43  		err := DBErrorAdapt(tc.err, ScopeNotSet, defaultErr)
    44  		if tc.expect == nil {
    45  			require.NoError(t, err)
    46  		} else {
    47  			require.True(t, tc.expect.Equal(err))
    48  			if err != tc.err {
    49  				exp := tc.expect
    50  				obj, ok := err.(*Error)
    51  				require.True(t, ok)
    52  				require.Equal(t, tc.expect.message, obj.getMsg())
    53  				require.Equal(t, fmt.Sprintf(errBaseFormat+", Message: %s, RawCause: %s, Workaround: %s", exp.code, exp.class, exp.scope, exp.level, exp.message, tc.err.Error(), exp.workaround), obj.Error())
    54  			}
    55  		}
    56  	}
    57  }