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go-cqhttp/internal/btree/btree_test.go
2021-10-08 21:41:47 +08:00

62 lines
1.2 KiB
Go

package btree
import (
"crypto/sha1"
"os"
"testing"
assert2 "github.com/stretchr/testify/assert"
)
func tempfile(t *testing.T) string {
temp, err := os.CreateTemp(".", "temp.*.db")
assert2.NoError(t, temp.Close())
assert2.NoError(t, err)
return temp.Name()
}
func TestCreate(t *testing.T) {
f := tempfile(t)
_, err := Create(f)
assert2.NoError(t, err)
defer os.Remove(f)
}
func TestBtree(t *testing.T) {
f := tempfile(t)
defer os.Remove(f)
bt, err := Create(f)
assert2.NoError(t, err)
var tests = []string{
"hello world",
"123",
"We are met on a great battle-field of that war.",
"Abraham Lincoln, November 19, 1863, Gettysburg, Pennsylvania",
}
var sha = make([]*byte, len(tests))
for i, tt := range tests {
var hash = sha1.New()
hash.Write([]byte(tt))
sha[i] = &hash.Sum(nil)[0]
bt.Insert(sha[i], []byte(tt))
}
assert2.NoError(t, bt.Close())
bt, err = Open(f)
assert2.NoError(t, err)
for i, tt := range tests {
assert2.Equal(t, []byte(tt), bt.Get(sha[i]))
}
for i := range tests {
assert2.NoError(t, bt.Delete(sha[i]))
}
for i := range tests {
assert2.Equal(t, []byte(nil), bt.Get(sha[i]))
}
assert2.NoError(t, bt.Close())
}