github.com/dolthub/go-mysql-server@v0.18.0/sql/rowexec/show_status_test.go (about)

     1  // Copyright 2020-2022 Dolthub, 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  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package rowexec
    16  
    17  import (
    18  	"io"
    19  	"testing"
    20  
    21  	"github.com/stretchr/testify/require"
    22  
    23  	"github.com/dolthub/go-mysql-server/sql"
    24  	"github.com/dolthub/go-mysql-server/sql/plan"
    25  )
    26  
    27  func TestShowStatus(t *testing.T) {
    28  	require := require.New(t)
    29  	ctx := sql.NewEmptyContext()
    30  
    31  	var res sql.Row
    32  	var err error
    33  	n := plan.NewShowStatus(plan.ShowStatusModifier_Global)
    34  	iter, err := DefaultBuilder.Build(ctx, n, nil)
    35  	require.NoError(err)
    36  
    37  	for {
    38  		res, err = iter.Next(ctx)
    39  		if err == io.EOF {
    40  			break
    41  		}
    42  		if res[0] == "uptime" {
    43  			require.True(res[1].(int) >= 0)
    44  		}
    45  		require.NoError(err)
    46  	}
    47  }