github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/libraries/doltcore/schema/col_coll_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  package schema
    16  
    17  import (
    18  	"reflect"
    19  	"strconv"
    20  	"testing"
    21  
    22  	"github.com/stretchr/testify/assert"
    23  
    24  	"github.com/dolthub/dolt/go/libraries/doltcore/schema/typeinfo"
    25  	"github.com/dolthub/dolt/go/store/types"
    26  )
    27  
    28  var firstNameCol = Column{"first", 0, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil}
    29  var lastNameCol = Column{"last", 1, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil}
    30  var firstNameCapsCol = Column{"FiRsT", 2, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil}
    31  var lastNameCapsCol = Column{"LAST", 3, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil}
    32  
    33  func TestGetByNameAndTag(t *testing.T) {
    34  	cols := []Column{firstNameCol, lastNameCol, firstNameCapsCol, lastNameCapsCol}
    35  	colColl := NewColCollection(cols...)
    36  
    37  	tests := []struct {
    38  		name       string
    39  		tag        uint64
    40  		expected   Column
    41  		shouldBeOk bool
    42  	}{
    43  		{firstNameCol.Name, firstNameCol.Tag, firstNameCol, true},
    44  		{lastNameCol.Name, lastNameCol.Tag, lastNameCol, true},
    45  		{firstNameCapsCol.Name, firstNameCapsCol.Tag, firstNameCapsCol, true},
    46  		{lastNameCapsCol.Name, lastNameCapsCol.Tag, lastNameCapsCol, true},
    47  		{"FIRST", InvalidTag, InvalidCol, false},
    48  		{"missing", InvalidTag, InvalidCol, false},
    49  	}
    50  
    51  	for _, test := range tests {
    52  		t.Run(test.name, func(t *testing.T) {
    53  			actual, ok := colColl.GetByName(test.name)
    54  
    55  			if ok != test.shouldBeOk {
    56  				t.Errorf("name - shouldBeOk: %v, ok: %v", test.shouldBeOk, ok)
    57  			} else if !reflect.DeepEqual(actual, test.expected) {
    58  				t.Errorf("name - %v != %v", actual, test.expected)
    59  			}
    60  
    61  			actual, ok = colColl.GetByTag(test.tag)
    62  
    63  			if ok != test.shouldBeOk {
    64  				t.Errorf("tag - shouldBeOk: %v, ok: %v", test.shouldBeOk, ok)
    65  			} else if !reflect.DeepEqual(actual, test.expected) {
    66  				t.Errorf("tag - %v != %v", actual, test.expected)
    67  			}
    68  		})
    69  	}
    70  }
    71  
    72  func TestGetByNameCaseInsensitive(t *testing.T) {
    73  	cols := []Column{firstNameCol, lastNameCol, firstNameCapsCol, lastNameCapsCol}
    74  	colColl := NewColCollection(cols...)
    75  
    76  	tests := []struct {
    77  		name       string
    78  		expected   Column
    79  		shouldBeOk bool
    80  	}{
    81  		{firstNameCol.Name, firstNameCol, true},
    82  		{lastNameCol.Name, lastNameCol, true},
    83  		{firstNameCapsCol.Name, firstNameCol, true},
    84  		{lastNameCapsCol.Name, lastNameCol, true},
    85  		{"missing", InvalidCol, false},
    86  	}
    87  
    88  	for _, test := range tests {
    89  		t.Run(test.name, func(t *testing.T) {
    90  
    91  			actual, ok := colColl.GetByNameCaseInsensitive(test.name)
    92  
    93  			if ok != test.shouldBeOk {
    94  				t.Errorf("name - shouldBeOk: %v, ok: %v", test.shouldBeOk, ok)
    95  			} else if !reflect.DeepEqual(actual, test.expected) {
    96  				t.Errorf("name - %v != %v", actual, test.expected)
    97  			}
    98  
    99  		})
   100  	}
   101  }
   102  
   103  func TestAppendAndItrInSortOrder(t *testing.T) {
   104  	cols := []Column{
   105  		{"0", 0, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   106  		{"2", 2, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   107  		{"4", 4, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   108  		{"3", 3, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   109  		{"1", 1, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   110  	}
   111  	cols2 := []Column{
   112  		{"7", 7, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   113  		{"9", 9, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   114  		{"5", 5, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   115  		{"8", 8, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   116  		{"6", 6, types.StringKind, false, typeinfo.StringDefaultType, "", false, "", nil},
   117  	}
   118  
   119  	colColl := NewColCollection(cols...)
   120  	validateIter(len(cols), colColl, t)
   121  	colColl2 := colColl.Append(cols2...)
   122  	validateIter(len(cols), colColl, t) //validate immutability
   123  	validateIter(len(cols)+len(cols2), colColl2, t)
   124  }
   125  
   126  func validateIter(numCols int, colColl *ColCollection, t *testing.T) {
   127  	if numCols != colColl.Size() {
   128  		t.Error("missing data")
   129  	}
   130  
   131  	err := colColl.Iter(func(tag uint64, col Column) (stop bool, err error) {
   132  		if col.Name != strconv.FormatUint(tag, 10) || col.Tag != tag {
   133  			t.Errorf("tag:%d - %v", tag, col)
   134  		}
   135  
   136  		return false, nil
   137  	})
   138  
   139  	assert.NoError(t, err)
   140  }