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package index
import "testing"import "gotest.tools/v3/assert"
func TestSkiplist(t *testing.T) {	skiplist := Constructor()	skiplist.Add(1)	skiplist.Add(2)	skiplist.Add(3)	assert.Equal(t, false, skiplist.Search(0)) // 返回 false	skiplist.Add(4)	assert.Equal(t, true, skiplist.Search(1))  // 返回 true	assert.Equal(t, false, skiplist.Erase(0))  // 返回 false，0 不在跳表中	assert.Equal(t, true, skiplist.Erase(1))   // 返回 true	assert.Equal(t, false, skiplist.Search(1)) // 返回 false，1 已被擦除
}