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db_test.go
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package clover_test
import (
"encoding/json"
"errors"
"fmt"
"github.com/brianvoe/gofakeit/v6"
"github.com/dgraph-io/badger/v3"
"io/ioutil"
"math/rand"
"os"
"path/filepath"
"reflect"
"sort"
"strings"
"testing"
"time"
"github.com/stretchr/testify/require"
c "github.com/blerfont/clover/v2"
d "github.com/blerfont/clover/v2/document"
"github.com/blerfont/clover/v2/index"
q "github.com/blerfont/clover/v2/query"
badgerstore "github.com/blerfont/clover/v2/store/badger"
"github.com/blerfont/clover/v2/store/bbolt"
)
const (
airlinesPath = "test/data/airlines.json"
todosPath = "test/data/todos.json"
earthquakes = "test/data/earthquakes.json"
)
type TodoModel struct {
Title string `json:"title" clover:"title"`
Completed bool `json:"completed,omitempty" clover:"completed"`
Id uint `json:"id" clover:"id"`
UserId int `json:"userId" clover:"userId"`
CompletedDate *time.Time `json:"completed_date,omitempty" clover:"completed_date,omitempty"`
Notes *string `json:"notes,omitempty" clover:"notes,omitempty"`
}
type dbFactory func(string) (*c.DB, error)
func getBadgerDB(dir string) (*c.DB, error) {
store, err := badgerstore.Open(badger.DefaultOptions("").WithInMemory(true).WithLoggingLevel(badger.ERROR))
if err != nil {
return nil, err
}
return c.Open(dir, c.WithStore(store))
}
func getBBoltDB(dir string) (*c.DB, error) {
store, err := bbolt.Open(dir)
if err != nil {
return nil, err
}
return c.Open(dir, c.WithStore(store))
}
func getDBFactories() []dbFactory {
return []dbFactory{getBadgerDB, getBBoltDB}
}
func runCloverTest(t *testing.T, test func(t *testing.T, db *c.DB)) {
for _, createDB := range getDBFactories() {
dir, err := ioutil.TempDir("", "clover-test")
require.NoError(t, err)
db, err := createDB(dir)
require.NoError(t, err)
test(t, db)
require.NoError(t, db.Close())
require.NoError(t, os.RemoveAll(dir))
}
}
func TestErrCollectionNotExist(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
q := q.NewQuery("myCollection")
_, err := db.Count(q)
require.Equal(t, c.ErrCollectionNotExist, err)
_, err = db.FindById("myCollection", "objectId")
require.Equal(t, c.ErrCollectionNotExist, err)
_, err = db.FindAll(q)
require.Equal(t, c.ErrCollectionNotExist, err)
err = db.Update(q, nil)
require.Equal(t, c.ErrCollectionNotExist, err)
err = db.Delete(q)
require.Equal(t, c.ErrCollectionNotExist, err)
err = db.DeleteById("myCollection", "objectId")
require.Equal(t, c.ErrCollectionNotExist, err)
err = db.DropCollection("myCollection")
require.Equal(t, c.ErrCollectionNotExist, err)
})
}
func TestCreateCollectionAndDrop(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
has, err := db.HasCollection("myCollection")
require.NoError(t, err)
require.True(t, has)
err = db.CreateCollection("myCollection")
require.Equal(t, err, c.ErrCollectionExist)
err = db.DropCollection("myCollection")
require.NoError(t, err)
has, err = db.HasCollection("myCollection")
require.NoError(t, err)
require.False(t, has)
err = db.DropCollection("myOtherCollection")
require.Equal(t, err, c.ErrCollectionNotExist)
})
}
func TestInsertOneAndDelete(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
doc := d.NewDocument()
doc.Set("hello", "clover")
require.Empty(t, doc.ObjectId())
docId, err := db.InsertOne("myCollection", doc)
require.NoError(t, err)
require.NotEmpty(t, docId)
_, err = db.InsertOne("myCollection", doc)
require.Equal(t, c.ErrDuplicateKey, err)
doc, err = db.FindById("myCollection", docId)
require.NoError(t, err)
require.NotEmpty(t, doc.ObjectId(), docId)
err = db.DeleteById("myCollection", docId)
require.NoError(t, err)
doc, err = db.FindById("myCollection", docId)
require.NoError(t, err)
require.Nil(t, doc)
n, err := db.Count(q.NewQuery("myCollection"))
require.NoError(t, err)
require.Equal(t, n, 0)
})
}
func TestInsert(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
doc := d.NewDocument()
doc.Set("hello", "clover")
require.NoError(t, db.Insert("myCollection", doc))
require.Equal(t, db.Insert("myOtherCollection"), c.ErrCollectionNotExist)
})
}
func TestSaveDocument(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
doc := d.NewDocument()
doc.Set("hello", "clover")
require.NoError(t, db.Save("myCollection", doc))
savedDoc, err := db.FindFirst(q.NewQuery("myCollection"))
require.NoError(t, err)
require.Equal(t, savedDoc, doc)
id := doc.ObjectId()
doc.Set("_id", id)
doc.Set("hello", "clover-updated!")
require.NoError(t, db.Save("myCollection", doc))
n, err := db.Count(q.NewQuery("myCollection"))
require.NoError(t, err)
require.Equal(t, 1, n)
docUpdated, err := db.FindById("myCollection", id)
require.NoError(t, err)
require.Equal(t, doc, docUpdated)
})
}
func TestInsertAndGet(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
nInserts := 100
docs := make([]*d.Document, 0, nInserts)
for i := 0; i < nInserts; i++ {
doc := d.NewDocument()
doc.Set("myField", i)
docs = append(docs, doc)
}
require.NoError(t, db.Insert("myCollection", docs...))
n, err := db.Count(q.NewQuery("myCollection"))
require.NoError(t, err)
require.Equal(t, nInserts, n)
q := q.NewQuery("myCollection").MatchFunc(func(doc *d.Document) bool {
require.True(t, doc.Has("myField"))
v, _ := doc.Get("myField").(int64)
return int(v)%2 == 0
})
n, err = db.Count(q)
require.NoError(t, err)
require.Equal(t, nInserts/2, n)
})
}
func loadFromJson(db *c.DB, filename string, model interface{}) error {
var objects []interface{}
data, err := ioutil.ReadFile(filename)
if err != nil {
return err
}
if err := json.Unmarshal(data, &objects); err != nil {
return err
}
collectionName := strings.TrimSuffix(filepath.Base(filename), ".json")
if err := db.CreateCollection(collectionName); err != nil {
return err
}
docs := make([]*d.Document, 0)
for _, obj := range objects {
data, err := json.Marshal(obj)
if err != nil {
return err
}
var fields interface{}
if model == nil {
fields = make(map[string]interface{})
} else {
fields = reflect.New(reflect.TypeOf(model)).Interface()
}
if err := json.Unmarshal(data, &fields); err != nil {
return err
}
doc := d.NewDocumentOf(fields)
docs = append(docs, doc)
}
return db.Insert(collectionName, docs...)
}
func TestUpdateCollection(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
criteria := q.Field("completed").Eq(true)
updates := make(map[string]interface{})
updates["completed"] = false
docs, err := db.FindAll(q.NewQuery("todos").Where(criteria))
require.NoError(t, err)
err = db.Update(q.NewQuery("todos").Where(criteria), updates)
require.NoError(t, err)
n, err := db.Count(q.NewQuery("todos").Where(criteria))
require.NoError(t, err)
require.Equal(t, n, 0)
for _, doc := range docs {
doc.Set("completed", false)
updatedDoc, err := db.FindFirst(q.NewQuery("todos").Where(q.Field("id").Eq(doc.Get("id"))))
require.NoError(t, err)
require.Equal(t, doc, updatedDoc)
}
})
}
func TestUpdateById(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
doc, err := db.FindFirst(q.NewQuery("todos"))
require.NoError(t, err)
err = db.UpdateById("todos", "invalid-id", func(_ *d.Document) *d.Document {
return d.NewDocument()
})
require.Equal(t, err, c.ErrDocumentNotExist)
id := doc.ObjectId()
completed := doc.Get("completed").(bool)
err = db.UpdateById("todos", id, func(doc *d.Document) *d.Document {
doc.Set("completed", !doc.Get("completed").(bool))
return doc
})
require.NoError(t, err)
doc, err = db.FindById("todos", id)
require.NoError(t, err)
require.Equal(t, !completed, doc.Get("completed").(bool))
})
}
func TestReplaceById(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
doc, err := db.FindFirst(q.NewQuery("todos"))
require.NoError(t, err)
err = db.ReplaceById("todos", "invalid-id", doc)
require.Error(t, err)
id := doc.ObjectId()
newDoc := d.NewDocument()
newDoc.Set("hello", "clover")
err = db.ReplaceById("todos", id, newDoc)
require.Error(t, err)
newDoc.Set("_id", id)
err = db.ReplaceById("todos", id, newDoc)
require.NoError(t, err)
doc, err = db.FindById("todos", id)
require.NoError(t, err)
require.Equal(t, doc, newDoc)
})
}
func TestInsertAndDelete(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
criteria := q.Field("completed").Eq(true)
err := db.Delete(q.NewQuery("todos").Where(criteria))
require.NoError(t, err)
n, err := db.Count(q.NewQuery("todos"))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(criteria.Not()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestOpenExisting(t *testing.T) {
dir, err := ioutil.TempDir("", "clover-test")
defer os.RemoveAll(dir)
require.NoError(t, err)
db, err := c.Open(dir)
require.NoError(t, err)
require.NoError(t, loadFromJson(db, todosPath, nil))
require.NoError(t, db.Close())
db, err = c.Open(dir)
require.NoError(t, err)
has, err := db.HasCollection("todos")
require.NoError(t, err)
require.True(t, has)
rows, err := db.Count(q.NewQuery("todos"))
require.NoError(t, err)
require.Equal(t, 200, rows)
}
func TestReloadIndex(t *testing.T) {
dir, err := ioutil.TempDir("", "clover-test")
defer os.RemoveAll(dir)
require.NoError(t, err)
db, err := c.Open(dir)
require.NoError(t, err)
db.CreateCollection("myCollection")
doc := d.NewDocument()
doc.Set("hello", "clover!")
docId, err := db.InsertOne("myCollection", doc)
require.NoError(t, err)
doc, err = db.FindById("myCollection", docId)
require.NoError(t, err)
require.Equal(t, docId, doc.ObjectId())
require.NoError(t, db.Close())
db, err = c.Open(dir)
require.NoError(t, err)
doc, err = db.FindById("myCollection", docId)
require.NoError(t, err)
require.Equal(t, docId, doc.ObjectId())
require.NoError(t, db.Close())
}
func TestInvalidCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
_, err := db.FindAll(q.NewQuery("todos").Where(q.Field("completed").Eq(func() {})))
require.Error(t, err)
_, err = db.FindAll(q.NewQuery("todos").Where(q.Field("completed").Neq(func() {})))
require.Error(t, err)
_, err = db.FindAll(q.NewQuery("todos").Where(q.Field("completed").Lt(func() {})))
require.Error(t, err)
_, err = db.FindAll(q.NewQuery("todos").Where(q.Field("completed").LtEq(func() {})))
require.Error(t, err)
_, err = db.FindAll(q.NewQuery("todos").Where(q.Field("completed").Gt(func() {})))
require.Error(t, err)
_, err = db.FindAll(q.NewQuery("todos").Where(q.Field("completed").GtEq(func() {})))
require.Error(t, err)
})
}
func TestExistsCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed_date").Exists()))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").IsTrue()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestNotExistsCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed_date").NotExists()))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").IsFalse()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestIsNil(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, nil))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("notes").IsNil()))
require.NoError(t, err)
require.Equal(t, n, 1)
})
}
func TestIsTrue(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").Eq(true)))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").IsTrue()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestIsFalse(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").Eq(false)))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").IsFalse()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestIsNilOrNotExist(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed_date").IsNilOrNotExists()))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").IsFalse()))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestEqCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("completed").Eq(true)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("completed"))
require.Equal(t, doc.Get("completed"), true)
}
})
}
func TestBoolCompare(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").Eq(true)))
require.NoError(t, err)
m, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").Gt(false)))
require.NoError(t, err)
require.Equal(t, n, m)
})
}
func TestCompareWithWrongType(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos").Where(q.Field("completed").Gt("true")))
require.NoError(t, err)
require.Equal(t, 200, n)
n, err = db.Count(q.NewQuery("todos").Where(q.Field("completed").GtEq("true")))
require.NoError(t, err)
require.Equal(t, 200, n)
n, err = db.Count(q.NewQuery("todos").Where(q.Field("completed").Lt("true")))
require.NoError(t, err)
require.Equal(t, 0, n)
n, err = db.Count(q.NewQuery("todos").Where(q.Field("completed").LtEq("true")))
require.NoError(t, err)
require.Equal(t, 0, n)
})
}
func TestCompareString(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, airlinesPath, nil))
docs, err := db.FindAll(q.NewQuery("airlines").Where(q.Field("Airport.Code").Gt("CLT")))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
code := doc.Get("Airport.Code").(string)
require.NotNil(t, code)
require.Greater(t, code, "CLT")
}
})
}
func TestEqCriteriaWithDifferentTypes(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
count1, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(int(1))))
require.NoError(t, err)
count2, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(int8(1))))
require.NoError(t, err)
count3, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(int16(1))))
require.NoError(t, err)
count4, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(int32(1))))
require.NoError(t, err)
count5, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(int64(1))))
require.NoError(t, err)
count6, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(uint(1))))
require.NoError(t, err)
count7, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(uint8(1))))
require.NoError(t, err)
count8, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(uint16(1))))
require.NoError(t, err)
count9, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(uint32(1))))
require.NoError(t, err)
count10, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(uint64(1))))
require.NoError(t, err)
count11, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(float32(1))))
require.NoError(t, err)
count12, err := db.Count(q.NewQuery("todos").Where(q.Field("userId").Eq(float64(1))))
require.NoError(t, err)
require.Greater(t, count1, 0)
require.Equal(t, count1, count2)
require.Equal(t, count1, count3)
require.Equal(t, count1, count4)
require.Equal(t, count1, count5)
require.Equal(t, count1, count6)
require.Equal(t, count1, count7)
require.Equal(t, count1, count8)
require.Equal(t, count1, count9)
require.Equal(t, count1, count10)
require.Equal(t, count1, count11)
require.Equal(t, count1, count12)
})
}
func TestCompareUint64(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("id").Gt(uint64(4))))
require.NoError(t, err)
for _, doc := range docs {
require.Greater(t, doc.Get("id"), uint64(4))
}
})
}
func TestNeqCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").Neq(7)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("userId"))
require.NotEqual(t, doc.Get("userId"), float64(7))
}
})
}
func TestGtCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").Gt(4)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("userId"))
require.Greater(t, doc.Get("userId"), int64(4))
}
})
}
func TestGtEqCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").GtEq(4)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("userId"))
require.GreaterOrEqual(t, doc.Get("userId"), int64(4))
}
})
}
func TestLtCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").Lt(4)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("userId"))
require.Less(t, doc.Get("userId"), int64(4))
}
})
}
func TestLtEqCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").LtEq(4)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("userId"))
require.LessOrEqual(t, doc.Get("userId"), int64(4))
}
})
}
func TestInCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("userId").In(5, 8)))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
userId := doc.Get("userId")
require.NotNil(t, userId)
if userId != int64(5) && userId != int64(8) {
require.Fail(t, "userId is not in the correct range")
}
}
criteria := q.Field("userId").In(q.Field("id"), 6)
docs, err = db.FindAll(q.NewQuery("todos").Where(criteria))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
userId := doc.Get("userId").(int64)
id := doc.Get("id").(uint64)
require.True(t, uint64(userId) == id || userId == 6)
}
})
}
func TestContainsCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
err := db.CreateCollection("myCollection")
require.NoError(t, err)
vals := [][]int{
{
1, 2, 4,
},
{
5, 6, 7,
},
{
4, 10, 20,
},
}
docs := make([]*d.Document, 0, 3)
for _, val := range vals {
doc := d.NewDocument()
doc.Set("myField", val)
docs = append(docs, doc)
}
require.NoError(t, db.Insert("myCollection", docs...))
testElement := 4
docs, err = db.FindAll(q.NewQuery("myCollection").Where(q.Field("myField").Contains(testElement)))
require.NoError(t, err)
require.Equal(t, 2, len(docs))
for _, doc := range docs {
myField := doc.Get("myField").([]interface{})
require.NotNil(t, myField)
found := false
for _, elem := range myField {
if elem.(int64) == 4 {
found = true
break
}
}
require.True(t, found, fmt.Sprintf("myField does not contain element %d\n", testElement))
}
})
}
func TestAndCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
criteria := q.Field("completed").Eq(true).And(q.Field("userId").Gt(2))
docs, err := db.FindAll(q.NewQuery("todos").Where(criteria))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
require.NotNil(t, doc.Get("completed"))
require.NotNil(t, doc.Get("userId"))
require.Equal(t, doc.Get("completed"), true)
require.Greater(t, doc.Get("userId"), int64(2))
}
})
}
func TestOrCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, airlinesPath, nil))
criteria := q.Field("Statistics.Flights.Cancelled").Gt(100).Or(q.Field("Statistics.Flights.Total").GtEq(1000))
docs, err := db.FindAll(q.NewQuery("airlines").Where(criteria))
require.NoError(t, err)
require.Greater(t, len(docs), 0)
for _, doc := range docs {
cancelled := doc.Get("Statistics.Flights.Cancelled").(float64)
total := doc.Get("Statistics.Flights.Total").(float64)
if cancelled <= 100 && total < 1000 {
require.Fail(t, "or criteria not satisfied")
}
}
})
}
func TestLikeCriteria(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
likeCriteria := q.Field("title").Like(".*est.*")
docs, err := db.FindAll(q.NewQuery("todos").Where(likeCriteria))
require.NoError(t, err)
n := len(docs)
for _, doc := range docs {
s, isString := doc.Get("title").(string)
require.True(t, isString)
require.True(t, strings.Contains(s, "est"))
}
docs, err = db.FindAll(q.NewQuery("todos").Where(likeCriteria.Not()))
require.NoError(t, err)
m := len(docs)
for _, doc := range docs {
s, isString := doc.Get("title").(string)
require.True(t, isString)
require.False(t, strings.Contains(s, "est"))
}
total, err := db.Count(q.NewQuery("todos"))
require.NoError(t, err)
require.Equal(t, total, n+m)
})
}
func TestTimeRangeQuery(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
start := time.Date(2020, 06, 10, 0, 0, 0, 0, time.UTC)
end := time.Date(2021, 03, 20, 0, 0, 0, 0, time.UTC)
allDocs, err := db.FindAll(q.NewQuery("todos"))
require.NoError(t, err)
n := 0
for _, doc := range allDocs {
date := doc.Get("completed_date")
if date == nil {
continue
}
require.IsType(t, time.Time{}, date)
completedDate := date.(time.Time)
if completedDate.Unix() >= start.Unix() && completedDate.Unix() <= end.Unix() {
n++
}
}
docs, err := db.FindAll(q.NewQuery("todos").Where(q.Field("completed_date").GtEq(start).And(q.Field("completed_date").Lt(end))))
require.NoError(t, err)
require.Len(t, docs, n)
for _, doc := range docs {
date := doc.Get("completed_date").(time.Time)
require.Positive(t, date.Sub(start))
require.Negative(t, date.Sub(end))
}
})
}
func TestLimit(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
n, err := db.Count(q.NewQuery("todos"))
require.NoError(t, err)
for m := n / 2; m >= 1; m = m / 2 {
k, err := db.Count(q.NewQuery("todos").Limit(m))
require.NoError(t, err)
require.Equal(t, m, k)
}
})
}
func TestSkip(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
allDocs, err := db.FindAll(q.NewQuery("todos"))
require.NoError(t, err)
require.Len(t, allDocs, 200)
skipDocs, err := db.FindAll(q.NewQuery("todos").Skip(100))
require.NoError(t, err)
require.Len(t, skipDocs, 100)
require.Equal(t, allDocs[100:], skipDocs)
})
}
func TestSkipWithSort(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
sortOption := q.SortOption{
Field: "id",
Direction: 1,
}
allDocs, err := db.FindAll(q.NewQuery("todos").Sort(sortOption))
require.NoError(t, err)
require.Len(t, allDocs, 200)
skipDocs, err := db.FindAll(q.NewQuery("todos").Sort(sortOption).Skip(100))
require.NoError(t, err)
require.Len(t, skipDocs, 100)
require.Equal(t, allDocs[100:], skipDocs)
})
}
func TestLimitAndSkip(t *testing.T) {
runCloverTest(t, func(t *testing.T, db *c.DB) {
require.NoError(t, loadFromJson(db, todosPath, &TodoModel{}))
sortOption := q.SortOption{
Field: "id",
Direction: 1,
}
allDocs, err := db.FindAll(q.NewQuery("todos").Sort(sortOption))
require.NoError(t, err)
require.Len(t, allDocs, 200)
docs, err := db.FindAll(q.NewQuery("todos").Sort(sortOption).Skip(100).Limit(50))
require.NoError(t, err)
require.Len(t, docs, 50)
require.Equal(t, allDocs[100:150], docs)
})
}