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85 lines
2.0 KiB
85 lines
2.0 KiB
package db
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import (
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"fmt"
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"os"
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"path"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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cmn "github.com/tendermint/tmlibs/common"
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)
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func cleanupDBDir(dir, name string) {
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os.RemoveAll(path.Join(dir, name) + ".db")
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}
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func testBackendGetSetDelete(t *testing.T, backend string) {
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// Default
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dir, dirname := cmn.Tempdir(fmt.Sprintf("test_backend_%s_", backend))
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defer dir.Close()
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db := NewDB("testdb", backend, dirname)
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key := []byte("abc")
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require.Nil(t, db.Get(key))
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// Set empty ("")
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db.Set(key, []byte(""))
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require.NotNil(t, db.Get(key))
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require.Empty(t, db.Get(key))
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// Set empty (nil)
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db.Set(key, nil)
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require.NotNil(t, db.Get(key))
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require.Empty(t, db.Get(key))
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// Delete
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db.Delete(key)
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require.Nil(t, db.Get(key))
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}
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func TestBackendsGetSetDelete(t *testing.T) {
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for dbType, _ := range backends {
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testBackendGetSetDelete(t, dbType)
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}
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}
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func assertPanics(t *testing.T, dbType, name string, fn func()) {
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defer func() {
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r := recover()
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assert.NotNil(t, r, cmn.Fmt("expecting %s.%s to panic", dbType, name))
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}()
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fn()
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}
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func TestBackendsNilKeys(t *testing.T) {
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// test all backends
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for dbType, creator := range backends {
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name := cmn.Fmt("test_%x", cmn.RandStr(12))
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db, err := creator(name, "")
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defer cleanupDBDir("", name)
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assert.Nil(t, err)
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assertPanics(t, dbType, "get", func() { db.Get(nil) })
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assertPanics(t, dbType, "has", func() { db.Has(nil) })
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assertPanics(t, dbType, "set", func() { db.Set(nil, []byte("abc")) })
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assertPanics(t, dbType, "setsync", func() { db.SetSync(nil, []byte("abc")) })
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assertPanics(t, dbType, "delete", func() { db.Delete(nil) })
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assertPanics(t, dbType, "deletesync", func() { db.DeleteSync(nil) })
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db.Close()
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}
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}
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func TestGoLevelDBBackendStr(t *testing.T) {
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name := cmn.Fmt("test_%x", cmn.RandStr(12))
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db := NewDB(name, LevelDBBackendStr, "")
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defer cleanupDBDir("", name)
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if _, ok := backends[CLevelDBBackendStr]; !ok {
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_, ok := db.(*GoLevelDB)
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assert.True(t, ok)
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}
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}
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