github.com/matrixorigin/matrixone@v1.2.0/pkg/fileservice/memorycache/lrucache/list_test.go (about)

     1  // Copyright 2022 Matrix Origin
     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 lrucache
    16  
    17  import "testing"
    18  
    19  func TestList(t *testing.T) {
    20  	// test newList
    21  	l := newList[int, Bytes]()
    22  	if l == nil {
    23  		t.Fatal("newList failed")
    24  	}
    25  	// test lazyInit
    26  	l.lazyInit()
    27  	if l.root.next == nil {
    28  		t.Fatal("lazyInit failed")
    29  	}
    30  	// test PushFront
    31  	l.PushFront(&lruItem[int, Bytes]{Key: 1})
    32  	if l.root.next.Key != 1 {
    33  		t.Fatal("PushFront failed")
    34  	}
    35  	// test Back
    36  	if l.Back().Key != 1 {
    37  		t.Fatal("Back failed")
    38  	}
    39  	// test Remove
    40  	l.Remove(l.Back())
    41  }