555 lines
11 KiB
Go
555 lines
11 KiB
Go
package storm
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import (
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"fmt"
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"testing"
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"github.com/asdine/storm/codec/json"
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"github.com/asdine/storm/q"
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"github.com/stretchr/testify/require"
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)
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type Score struct {
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ID int
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Value int
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}
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func prepareScoreDB(t *testing.T) (*DB, func()) {
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db, cleanup := createDB(t, AutoIncrement())
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for i := 0; i < 20; i++ {
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err := db.Save(&Score{
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Value: i,
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})
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require.NoError(t, err)
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}
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return db, cleanup
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}
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func TestSelectFind(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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var scores []Score
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var scoresPtr []*Score
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err := db.Select(q.Eq("Value", 5)).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 1)
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require.Equal(t, 5, scores[0].Value)
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err = db.Select(q.Eq("Value", 5)).Find(&scoresPtr)
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require.NoError(t, err)
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require.Len(t, scoresPtr, 1)
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require.Equal(t, 5, scoresPtr[0].Value)
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err = db.Select(
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q.Or(
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q.Eq("Value", 5),
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q.Eq("Value", 6),
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),
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).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 2)
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require.Equal(t, 5, scores[0].Value)
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require.Equal(t, 6, scores[1].Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 6)
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require.Equal(t, 0, scores[0].Value)
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require.Equal(t, 1, scores[1].Value)
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require.Equal(t, 2, scores[2].Value)
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require.Equal(t, 5, scores[3].Value)
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require.Equal(t, 18, scores[4].Value)
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require.Equal(t, 19, scores[5].Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Reverse().Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 6)
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require.Equal(t, 19, scores[0].Value)
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require.Equal(t, 18, scores[1].Value)
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require.Equal(t, 5, scores[2].Value)
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require.Equal(t, 2, scores[3].Value)
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require.Equal(t, 1, scores[4].Value)
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require.Equal(t, 0, scores[5].Value)
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}
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func TestSelectFindSkip(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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var scores []Score
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err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(4).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 2)
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require.Equal(t, 18, scores[0].Value)
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require.Equal(t, 19, scores[1].Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(-10).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 6)
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require.Equal(t, 0, scores[0].Value)
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scores = nil
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(1000).Find(&scores)
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require.Error(t, err)
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require.True(t, ErrNotFound == err)
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require.Len(t, scores, 0)
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}
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func TestSelectFindLimit(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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var scores []Score
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err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Limit(2).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 2)
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require.Equal(t, 0, scores[0].Value)
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require.Equal(t, 1, scores[1].Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Limit(-10).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 6)
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require.Equal(t, 0, scores[0].Value)
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scores = nil
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Limit(0).Find(&scores)
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require.Error(t, err)
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require.True(t, ErrNotFound == err)
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require.Len(t, scores, 0)
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}
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func TestSelectFindLimitSkip(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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var scores []Score
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err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Limit(2).Skip(2).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 2)
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require.Equal(t, 2, scores[0].Value)
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require.Equal(t, 5, scores[1].Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Limit(2).Skip(5).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 1)
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require.Equal(t, 19, scores[0].Value)
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}
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func TestSelectFindOrderBy(t *testing.T) {
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db, cleanup := createDB(t)
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defer cleanup()
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type T struct {
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ID int `storm:"increment"`
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Str string
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Int int
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Rnd int
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}
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strs := []string{"e", "b", "d", "a", "c", "d"}
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ints := []int{2, 3, 5, 4, 2, 1}
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for i := 0; i < 6; i++ {
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record := T{
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Str: strs[i],
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Int: ints[i],
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}
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if i == 3 {
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record.Rnd = 3
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}
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err := db.Save(&record)
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require.NoError(t, err)
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}
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var list []T
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err := db.Select().OrderBy("ID").Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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for i, j := 0, 0; i < 6; i, j = i+1, j+1 {
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if i == 2 {
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j--
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}
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require.Equal(t, i+1, list[i].ID)
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}
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list = nil
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err = db.Select().OrderBy("Str").Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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for i, j := 0, 0; i < 6; i, j = i+1, j+1 {
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if i == 4 {
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j--
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}
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require.Equal(t, string([]byte{'a' + byte(j)}), list[i].Str)
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}
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list = nil
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err = db.Select().OrderBy("Int").Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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for i, j := 0, 0; i < 6; i, j = i+1, j+1 {
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if i == 2 {
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j--
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}
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require.Equal(t, j+1, list[i].Int)
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}
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list = nil
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err = db.Select().OrderBy("Rnd").Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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require.Equal(t, 1, list[0].ID)
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require.Equal(t, 2, list[1].ID)
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require.Equal(t, 3, list[2].ID)
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require.Equal(t, 5, list[3].ID)
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require.Equal(t, 6, list[4].ID)
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require.Equal(t, 4, list[5].ID)
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list = nil
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err = db.Select().OrderBy("Int").Reverse().Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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for i, j := 0, 0; i < 6; i, j = i+1, j+1 {
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if i == 4 {
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j--
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}
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require.Equal(t, 5-j, list[i].Int)
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}
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list = nil
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err = db.Select().OrderBy("Int").Reverse().Limit(2).Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 2)
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for i := 0; i < 2; i++ {
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require.Equal(t, 5-i, list[i].Int)
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}
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list = nil
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err = db.Select().OrderBy("Int").Reverse().Skip(2).Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 4)
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for i, j := 0, 0; i < 3; i, j = i+1, j+1 {
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if i == 2 {
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j--
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}
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require.Equal(t, 3-j, list[i].Int)
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}
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list = nil
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err = db.Select().OrderBy("Int").Reverse().Skip(5).Limit(2).Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 1)
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require.Equal(t, 1, list[0].Int)
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list = nil
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err = db.Select().OrderBy("Str", "Int").Find(&list)
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require.NoError(t, err)
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require.Len(t, list, 6)
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require.Equal(t, "a", list[0].Str)
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require.Equal(t, 4, list[0].Int)
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require.Equal(t, "b", list[1].Str)
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require.Equal(t, 3, list[1].Int)
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require.Equal(t, "c", list[2].Str)
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require.Equal(t, 2, list[2].Int)
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require.Equal(t, "d", list[3].Str)
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require.Equal(t, 1, list[3].Int)
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require.Equal(t, "d", list[4].Str)
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require.Equal(t, 5, list[4].Int)
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require.Equal(t, "e", list[5].Str)
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require.Equal(t, 2, list[5].Int)
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}
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func TestSelectFirst(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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var score Score
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err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(2).First(&score)
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require.NoError(t, err)
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require.Equal(t, 2, score.Value)
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(1).Reverse().First(&score)
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require.NoError(t, err)
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require.Equal(t, 18, score.Value)
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}
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func TestSelectFirstOrderBy(t *testing.T) {
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db, cleanup := createDB(t)
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defer cleanup()
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type T struct {
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ID int `storm:"increment"`
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Str string
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Int int
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}
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strs := []string{"e", "b", "a", "c", "d"}
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ints := []int{2, 3, 1, 4, 5}
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for i := 0; i < 5; i++ {
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err := db.Save(&T{
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Str: strs[i],
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Int: ints[i],
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})
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require.NoError(t, err)
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}
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var record T
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err := db.Select().OrderBy("ID").First(&record)
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require.NoError(t, err)
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require.Equal(t, 1, record.ID)
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err = db.Select().OrderBy("Str").First(&record)
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require.NoError(t, err)
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require.Equal(t, "a", record.Str)
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err = db.Select().OrderBy("Int").First(&record)
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require.NoError(t, err)
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require.Equal(t, 1, record.Int)
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err = db.Select().OrderBy("Int").Reverse().First(&record)
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require.NoError(t, err)
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require.Equal(t, 5, record.Int)
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err = db.Select().OrderBy("Int").Reverse().Limit(2).First(&record)
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require.NoError(t, err)
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require.Equal(t, 5, record.Int)
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err = db.Select().OrderBy("Int").Reverse().Skip(2).First(&record)
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require.NoError(t, err)
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require.Equal(t, 3, record.Int)
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err = db.Select().OrderBy("Int").Reverse().Skip(4).Limit(2).First(&record)
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require.NoError(t, err)
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require.Equal(t, 1, record.Int)
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}
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func TestSelectDelete(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(2).Delete(&Score{})
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require.NoError(t, err)
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var scores []Score
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err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Find(&scores)
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require.NoError(t, err)
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require.Len(t, scores, 2)
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require.Equal(t, 0, scores[0].Value)
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require.Equal(t, 1, scores[1].Value)
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for i := 0; i < 10; i++ {
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w := User{ID: i + 1, Name: fmt.Sprintf("John%d", i+1)}
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err = db.Save(&w)
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require.NoError(t, err)
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}
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err = db.Select(q.Gte("ID", 5)).Delete(&User{})
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require.NoError(t, err)
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var user User
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err = db.One("Name", "John6", &user)
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require.Error(t, err)
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require.Equal(t, ErrNotFound, err)
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err = db.One("Name", "John4", &user)
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require.NoError(t, err)
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}
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func TestSelectCount(t *testing.T) {
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db, cleanup := prepareScoreDB(t)
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defer cleanup()
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total, err := db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Count(&Score{})
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require.NoError(t, err)
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require.Equal(t, 6, total)
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total, err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(2).Count(&Score{})
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require.NoError(t, err)
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require.Equal(t, 4, total)
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total, err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(2).Limit(2).Count(&Score{})
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require.NoError(t, err)
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require.Equal(t, 2, total)
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total, err = db.Select(q.Or(
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q.Eq("Value", 5),
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q.Or(
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q.Lte("Value", 2),
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q.Gte("Value", 18),
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),
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)).Skip(5).Limit(2).Count(&Score{})
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require.NoError(t, err)
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require.Equal(t, 1, total)
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}
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func TestSelectRaw(t *testing.T) {
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db, cleanup := createDB(t, AutoIncrement(), Codec(json.Codec))
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defer cleanup()
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for i := 0; i < 20; i++ {
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err := db.Save(&Score{
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Value: i,
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})
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require.NoError(t, err)
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}
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list, err := db.Select().Bucket("Score").Raw()
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require.NoError(t, err)
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require.Len(t, list, 20)
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list, err = db.Select().Bucket("Score").Skip(18).Limit(5).Raw()
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require.NoError(t, err)
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require.Len(t, list, 2)
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i := 0
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err = db.Select().Bucket("Score").Skip(18).Limit(5).RawEach(func(k []byte, v []byte) error {
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i++
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return nil
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})
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require.NoError(t, err)
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require.Equal(t, i, 2)
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}
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func TestSelectEach(t *testing.T) {
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db, cleanup := createDB(t, AutoIncrement(), Codec(json.Codec))
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defer cleanup()
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for i := 0; i < 20; i++ {
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err := db.Save(&Score{
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Value: i,
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})
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require.NoError(t, err)
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}
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i := 0
|
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err := db.Select().Each(new(Score), func(record interface{}) error {
|
|
s, ok := record.(*Score)
|
|
require.True(t, ok)
|
|
require.Equal(t, i, s.Value)
|
|
i++
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
require.Equal(t, 20, i)
|
|
|
|
i = 0
|
|
err = db.Select().Skip(18).Limit(5).Each(new(Score), func(record interface{}) error {
|
|
s, ok := record.(*Score)
|
|
require.True(t, ok)
|
|
require.Equal(t, i+18, s.Value)
|
|
i++
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
require.Equal(t, 2, i)
|
|
}
|