github.com/vescale/zgraph@v0.0.0-20230410094002-959c02d50f95/storage/kv/version_test.go (about)

     1  // Copyright 2022 zGraph Authors. All rights reserved.
     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  // Copyright 2016 PingCAP, Inc.
    16  //
    17  // Licensed under the Apache License, Version 2.0 (the "License");
    18  // you may not use this file except in compliance with the License.
    19  // You may obtain a copy of the License at
    20  //
    21  //     http://www.apache.org/licenses/LICENSE-2.0
    22  //
    23  // Unless required by applicable law or agreed to in writing, software
    24  // distributed under the License is distributed on an "AS IS" BASIS,
    25  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    26  // See the License for the specific language governing permissions and
    27  // limitations under the License.
    28  
    29  package kv
    30  
    31  import (
    32  	"testing"
    33  
    34  	"github.com/stretchr/testify/assert"
    35  )
    36  
    37  func TestVersion(t *testing.T) {
    38  	le := NewVersion(42).Cmp(NewVersion(43))
    39  	gt := NewVersion(42).Cmp(NewVersion(41))
    40  	eq := NewVersion(42).Cmp(NewVersion(42))
    41  
    42  	assert.True(t, le < 0)
    43  	assert.True(t, gt > 0)
    44  	assert.True(t, eq == 0)
    45  	assert.True(t, MinVersion.Cmp(MaxVersion) < 0)
    46  }