github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/store/cmd/noms/noms_diff_test.go (about)

     1  // Copyright 2019 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  // This file incorporates work covered by the following copyright and
    16  // permission notice:
    17  //
    18  // Copyright 2016 Attic Labs, Inc. All rights reserved.
    19  // Licensed under the Apache License, version 2.0:
    20  // http://www.apache.org/licenses/LICENSE-2.0
    21  
    22  package main
    23  
    24  import (
    25  	"context"
    26  	"strings"
    27  	"testing"
    28  
    29  	"github.com/stretchr/testify/suite"
    30  
    31  	"github.com/dolthub/dolt/go/store/spec"
    32  	"github.com/dolthub/dolt/go/store/types"
    33  	"github.com/dolthub/dolt/go/store/util/clienttest"
    34  )
    35  
    36  type nomsDiffTestSuite struct {
    37  	clienttest.ClientTestSuite
    38  }
    39  
    40  func TestNomsDiff(t *testing.T) {
    41  	suite.Run(t, &nomsDiffTestSuite{})
    42  }
    43  
    44  func (s *nomsDiffTestSuite) TestNomsDiffOutputNotTruncated() {
    45  	sp, err := spec.ForDataset(spec.CreateValueSpecString("nbs", s.DBDir, "diffTest"))
    46  	s.NoError(err)
    47  	defer sp.Close()
    48  
    49  	ds, err := addCommit(sp.GetDataset(context.Background()), "first commit")
    50  	s.NoError(err)
    51  
    52  	r1 := spec.CreateValueSpecString("nbs", s.DBDir, "#"+mustHeadRef(ds).TargetHash().String())
    53  
    54  	ds, err = addCommit(ds, "second commit")
    55  	s.NoError(err)
    56  	r2 := spec.CreateValueSpecString("nbs", s.DBDir, "#"+mustHeadRef(ds).TargetHash().String())
    57  
    58  	out, _ := s.MustRun(main, []string{"diff", r1, r2})
    59  	s.True(strings.HasSuffix(out, "\"second commit\"\n  }\n"), out)
    60  }
    61  
    62  func (s *nomsDiffTestSuite) TestNomsDiffStat() {
    63  	sp, err := spec.ForDataset(spec.CreateValueSpecString("nbs", s.DBDir, "diffStatTest"))
    64  	s.NoError(err)
    65  	defer sp.Close()
    66  
    67  	db := sp.GetDatabase(context.Background())
    68  
    69  	ds, err := addCommit(sp.GetDataset(context.Background()), "first commit")
    70  	s.NoError(err)
    71  
    72  	r1 := spec.CreateHashSpecString("nbs", s.DBDir, mustHeadRef(ds).TargetHash())
    73  
    74  	ds, err = addCommit(ds, "second commit")
    75  	s.NoError(err)
    76  	r2 := spec.CreateHashSpecString("nbs", s.DBDir, mustHeadRef(ds).TargetHash())
    77  
    78  	out, _ := s.MustRun(main, []string{"diff", "--stat", r1, r2})
    79  	s.Contains(out, "Comparing commit values")
    80  	s.Contains(out, "1 insertion (100.00%), 1 deletion (100.00%), 0 changes (0.00%), (1 value vs 1 value)")
    81  
    82  	out, _ = s.MustRun(main, []string{"diff", "--stat", r1 + ".value", r2 + ".value"})
    83  	s.NotContains(out, "Comparing commit values")
    84  
    85  	l, err := types.NewList(context.Background(), db, types.Float(1), types.Float(2), types.Float(3), types.Float(4))
    86  	s.NoError(err)
    87  	ds, err = db.CommitValue(context.Background(), ds, l)
    88  	s.NoError(err)
    89  
    90  	r3 := spec.CreateHashSpecString("nbs", s.DBDir, mustHeadRef(ds).TargetHash()) + ".value"
    91  
    92  	l, err = types.NewList(context.Background(), db, types.Float(1), types.Float(222), types.Float(4))
    93  	s.NoError(err)
    94  	ds, err = db.CommitValue(context.Background(), ds, l)
    95  	s.NoError(err)
    96  	r4 := spec.CreateHashSpecString("nbs", s.DBDir, mustHeadRef(ds).TargetHash()) + ".value"
    97  
    98  	out, _ = s.MustRun(main, []string{"diff", "--stat", r3, r4})
    99  	s.Contains(out, "1 insertion (25.00%), 2 deletions (50.00%), 0 changes (0.00%), (4 values vs 3 values)")
   100  }