// Next gets the next row result
func (r *boltRows) Next(dest []driver.Value) error {
data, _, err := r.NextNeo()
if err != nil {
return err
}
for i, item := range data {
switch item := item.(type) {
case []interface{}, map[string]interface{}, graph.Node, graph.Path, graph.Relationship, graph.UnboundRelationship:
dest[i], err = encoding.Marshal(item)
if err != nil {
return err
}
default:
dest[i], err = driver.DefaultParameterConverter.ConvertValue(item)
if err != nil {
return err
}
}
}
return nil
}
func main() {
t := &test{[]byte{1, 2, 3}}
t1 := &test{}
fmt.Printf("TEE: %#v\n", t)
fmt.Printf("TEE1: %#v\n", t1)
*t1 = *t
t = nil
fmt.Printf("TEE: %#v\n", t)
fmt.Printf("TEE1: %#v\n", t1)
args := map[string]interface{}{
"a": 1,
"b": 34234.34323,
"c": "string",
"d": []interface{}{1, 2, 3},
"e": true,
"f": nil,
}
enc, err := encoding.Marshal(args)
if err != nil {
fmt.Printf("MARSHALLERR: %#v\n", err)
}
fmt.Printf("ENCODED: %#v\n", enc)
decoded, err := encoding.Unmarshal(enc)
if err != nil {
fmt.Printf("UNMARSHALLERR: %#v\n", err)
}
fmt.Printf("DECODED: %#v\n", decoded)
buf := &bytes.Buffer{}
err = gob.NewEncoder(buf).Encode(args)
if err != nil {
fmt.Printf("GOBERR: %#v", err)
}
var y map[string]interface{}
gob.NewDecoder(buf).Decode(&y)
fmt.Printf("GOB: %#v\n", y)
fmt.Printf("LenMake: %d\n", len(make([]interface{}, 15)))
fmt.Println("test.b:", len(test{}.b))
buf = bytes.NewBuffer([]byte{byte(0xf0)})
var x int
binary.Read(buf, binary.BigEndian, &x)
fmt.Println("Marker: 0xf0 ", 0xf0, "INT: ", x)
buf = bytes.NewBuffer([]byte{byte(0xff)})
binary.Read(buf, binary.BigEndian, &x)
fmt.Println("Marker: 0xff ", 0xff, "INT: ", x)
buf = bytes.NewBuffer([]byte{byte(0x7f)})
binary.Read(buf, binary.BigEndian, &x)
fmt.Println("Marker: 0x7f ", 0x7f, "INT: ", x)
buf = &bytes.Buffer{}
binary.Write(buf, binary.BigEndian, int8(-1))
fmt.Printf("BYTES: %#x\n", buf.Bytes())
binary.Write(buf, binary.BigEndian, int8(127))
fmt.Printf("BYTES: %#x\n", buf.Bytes())
fmt.Printf("INT1: %#x\n", byte(1))
fmt.Printf("INT34234234: %#x\n", byte(234))
fmt.Println("DONE")
fmt.Printf("MAX INT8: %d\n", math.MaxInt8)
fmt.Printf("MAX INT16: %d\n", math.MaxInt16)
fmt.Printf("MAX INT32: %d\n", math.MaxInt32)
fmt.Printf("MAX INT64: %d\n", math.MaxInt64)
fmt.Printf("MIN INT8: %d\n", math.MinInt8)
fmt.Printf("MIN INT16: %d\n", math.MinInt16)
fmt.Printf("MIN INT32: %d\n", math.MinInt32)
fmt.Printf("MIN INT64: %d\n", math.MinInt64)
fmt.Printf("MAX UINT8: %d\n", math.MaxUint8)
fmt.Printf("MAX UINT16: %d\n", math.MaxUint16)
fmt.Printf("MAX UINT32: %d\n", math.MaxUint32)
z := fmt.Sprint(uint64(math.MaxUint64))
fmt.Printf("MAX UINT64: %s\n", z)
fmt.Println("Marker: 0xf0 ", 0xf0, "INT: ", int(byte(0xf0)))
fmt.Println("Marker: 0xf0 byte{}", 0xf0, "INT: ", int(0xf0))
_ = `b1 71 99 cb 80 0 0 0 0 0 0 0 ca 80 0 0
0 c9 80 0 c8 80 f0 7f c9 7f ff ca 7f ff ff ff
cb 7f ff ff ff ff ff ff ff`
}
func TestBoltStmt_SqlQueryAndExec(t *testing.T) {
if neo4jConnStr == "" {
t.Skip("Cannot run this test when in recording mode")
}
db, err := sql.Open("neo4j-bolt", neo4jConnStr)
if err != nil {
t.Fatalf("An error occurred opening conn: %s", err)
}
defer db.Close()
args := map[string]interface{}{
"a": 1,
"b": 34234.34323,
"c": "string",
"d": []interface{}{1, 2, 3},
"e": true,
"f": nil,
}
arg, err := encoding.Marshal(args)
if err != nil {
t.Fatalf("An error occurred marshalling args: %s", err)
}
stmt, err := db.Prepare(`CREATE path=(f:FOO {a: {a}, b: {b}, c: {c}, d: {d}, e: {e}, f: {f}})-[b:BAR]->(c:BAZ) RETURN f.a, f.b, f.c, f.d, f.e, f.f, f, b, path`)
if err != nil {
t.Fatalf("An error occurred preparing statement: %s", err)
}
rows, err := stmt.Query(arg)
if err != nil {
t.Fatalf("An error occurred querying statement: %s", err)
}
var a int
var b float64
var c string
var d []byte
var e bool
var f interface{}
var node []byte
var rel []byte
var path []byte
if !rows.Next() {
t.Fatalf("Rows.Next failed")
}
err = rows.Scan(&a, &b, &c, &d, &e, &f, &node, &rel, &path)
if err != nil {
t.Fatalf("An error occurred scanning row: %s", err)
}
defer rows.Close()
if a != 1 {
t.Fatalf("Unexpected value for a. Expected: %#v Got: %#v", 1, a)
}
if b != 34234.34323 {
t.Fatalf("Unexpected value for b. Expected: %#v Got: %#v", 34234.34323, b)
}
if c != "string" {
t.Fatalf("Unexpected value for c. Expected: %#v Got: %#v", "string", b)
}
dVal, err := encoding.Unmarshal(d)
if err != nil {
t.Fatalf("Error occurred decoding item: %s", err)
}
if !reflect.DeepEqual(dVal.([]interface{}), []interface{}{int64(1), int64(2), int64(3)}) {
t.Fatalf("Unexpected value for d. Expected: %#v Got: %#v", []interface{}{1, 2, 3}, dVal)
}
if !e {
t.Fatalf("Unexpected value for e. Expected: %#v Got: %#v", true, e)
}
if f != nil {
t.Fatalf("Unexpected value for f. Expected: %#v Got: %#v", nil, f)
}
nodeVal, err := encoding.Unmarshal(node)
if err != nil {
t.Fatalf("Error occurred decoding node: %s", err)
}
if nodeVal.(graph.Node).Labels[0] != "FOO" {
t.Fatalf("Unexpected label for node. Expected: %#v Got: %#v", "FOO", nodeVal)
}
if nodeVal.(graph.Node).Properties["a"] != int64(1) {
t.Fatalf("Unexpected value for node. Expected: %#v Got: %#v", int64(1), nodeVal)
}
relVal, err := encoding.Unmarshal(rel)
if err != nil {
t.Fatalf("Error occurred decoding rel: %s", err)
}
if relVal.(graph.Relationship).Type != "BAR" {
t.Fatalf("Unexpected label for node. Expected: %#v Got: %#v", "FOO", relVal)
}
pathVal, err := encoding.Unmarshal(path)
if err != nil {
t.Fatalf("Error occurred decoding path: %s", err)
}
if pathVal.(graph.Path).Nodes[0].Labels[0] != "FOO" {
t.Fatalf("Unexpected label for path node 0. Expected: %#v Got: %#v", "FOO", pathVal)
}
if pathVal.(graph.Path).Nodes[1].Labels[0] != "BAZ" {
t.Fatalf("Unexpected label for path node 1. Expected: %#v Got: %#v", "BAZ", pathVal)
}
if pathVal.(graph.Path).Relationships[0].Type != "BAR" {
t.Fatalf("Unexpected label for path relationship 1. Expected: %#v Got: %#v", "BAR", pathVal)
}
if pathVal.(graph.Path).Sequence[0] != 1 {
t.Fatalf("Unexpected label for path sequence 0. Expected: %#v Got: %#v", 1, pathVal)
}
err = stmt.Close()
if err != nil {
t.Fatalf("An error occurred closing statement: %s", err)
}
stmt, err = db.Prepare(`MATCH (f:FOO)-[b:BAR]->(c:BAZ) DELETE f, b, c`)
result, err := stmt.Exec()
if err != nil {
t.Fatalf("An error occurred preparing delete statement: %s", err)
}
affected, err := result.RowsAffected()
if err != nil {
t.Fatalf("An error occurred getting affected rows: %s", err)
}
if affected != 3 {
t.Fatalf("Expected to delete 3 items, got %#v", affected)
}
err = stmt.Close()
if err != nil {
t.Fatalf("An error occurred closing statement: %s", err)
}
err = db.Close()
if err != nil {
t.Fatalf("Error closing connection: %s", err)
}
}