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ops_executor_test.go
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ops_executor_test.go
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package flashback
import (
"fmt"
"testing"
"time"
"gopkg.in/mgo.v2"
"gopkg.in/mgo.v2/bson"
"github.com/facebookgo/ensure"
)
func TestExecution(t *testing.T) {
test_db := "test_db_for_executor"
test_collection := "c1"
session, err := mgo.Dial("localhost")
ensure.Nil(t, err)
ensure.NotNil(t, session)
defer session.Close()
err = session.DB(test_db).DropDatabase()
ensure.Nil(t, err)
testNs := fmt.Sprintf("%s.%s", test_db, test_collection)
// insertion
insertOp := &Op{
Ns: testNs,
Timestamp: time.Unix(1396456709, int64(427*time.Millisecond)),
InsertDoc: bson.D{
{"logType", "console"},
{"message", "start"},
{"_id", bson.ObjectIdHex("533c3d03c23fffd217678ee8")},
{"timestamp", bson.D{{"$date", 1396456707977}}},
},
Type: Insert,
}
normalizeOp(insertOp)
logger, err := NewLogger("", "")
ensure.Nil(t, err)
exec := NewOpsExecutor(session, nil, logger)
err = exec.Execute(insertOp)
ensure.Nil(t, err)
coll := session.DB(test_db).C(test_collection)
count, err := coll.Count()
ensure.DeepEqual(t, count, 1)
// Find
findOp := &Op{
Ns: testNs,
Timestamp: time.Unix(1396456709, int64(472*time.Millisecond)),
QueryDoc: bson.D{
{
"$query", bson.D{
{"$or", []bson.D{bson.D{{"_id", bson.ObjectIdHex("533c3d03c23fffd217678ee8")}}}},
},
},
{"$maxScan", 9000000},
},
Type: Query,
NToReturn: 1,
NToSkip: 0,
}
normalizeOp(findOp)
err = exec.Execute(findOp)
ensure.Nil(t, err)
findResult := exec.lastResult.(*[]Document)
ensure.DeepEqual(t, len(*findResult), 1)
exec.lastResult = nil
// Update
updateOp := &Op{
Ns: testNs,
Timestamp: time.Unix(1396456709, int64(472*time.Millisecond)),
QueryDoc: bson.D{
{"_id", bson.ObjectIdHex("533c3d03c23fffd217678ee8")},
},
UpdateDoc: bson.D{
{"$set", bson.D{{"logType", "hooo"}}},
},
Type: Update,
}
normalizeOp(updateOp)
err = exec.Execute(updateOp)
ensure.Nil(t, err)
// Check that the document is updated
normalizeOp(findOp)
err = exec.Execute(findOp)
ensure.Nil(t, err)
findResult = exec.lastResult.(*[]Document)
ensure.DeepEqual(t, (*findResult)[0]["logType"].(string), "hooo")
findResult = nil
// findAndModify
famOp := &Op{
Ns: fmt.Sprintf("%s.$cmd", test_db),
Timestamp: time.Unix(1396456709, int64(472*time.Millisecond)),
CommandDoc: bson.D{
{"findandmodify", test_collection},
{"query", bson.D{{"_id", bson.ObjectIdHex("533c3d03c23fffd217678ee8")}}},
{"update", bson.D{{"$set", bson.D{{"logType", "foobar"}}}}},
},
Type: Command,
}
normalizeOp(famOp)
err = exec.Execute(famOp)
ensure.Nil(t, err)
// check that the doc is modified
normalizeOp(findOp)
err = exec.Execute(findOp)
ensure.Nil(t, err)
findResult = exec.lastResult.(*[]Document)
ensure.DeepEqual(t, (*findResult)[0]["logType"].(string), "foobar")
findResult = nil
// Remove
removeOp := &Op{
Ns: testNs,
Timestamp: time.Unix(1396456709, int64(432*time.Millisecond)),
QueryDoc: bson.D{{"_id", bson.ObjectIdHex("533c3d03c23fffd217678ee8")}},
Type: Remove,
}
normalizeOp(removeOp)
err = exec.Execute(removeOp)
ensure.Nil(t, err)
// check that the doc is gone
normalizeOp(findOp)
err = exec.Execute(findOp)
ensure.Nil(t, err)
findResult = exec.lastResult.(*[]Document)
ensure.DeepEqual(t, len(*findResult), 0)
}
func TestSafeGetInt(t *testing.T) {
val, err := safeGetInt(int32(11))
ensure.Nil(t, err)
ensure.DeepEqual(t, val, int(11))
val, err = safeGetInt(int64(11))
ensure.Nil(t, err)
ensure.DeepEqual(t, val, int(11))
val, err = safeGetInt(float32(11))
ensure.Nil(t, err)
ensure.DeepEqual(t, val, int(11))
val, err = safeGetInt(float64(11))
ensure.Nil(t, err)
ensure.DeepEqual(t, val, int(11))
val, err = safeGetInt("a")
ensure.NotNil(t, err)
}