mirror of https://github.com/tidwall/tile38.git
309 lines
8.1 KiB
Go
309 lines
8.1 KiB
Go
package tests
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import (
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"bufio"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"log"
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"net"
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"strconv"
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"strings"
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"testing"
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"time"
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"github.com/gomodule/redigo/redis"
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"github.com/tidwall/gjson"
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)
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func subTestFence(t *testing.T, mc *mockServer) {
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runStep(t, mc, "basic", fence_basic_test)
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runStep(t, mc, "channel message order", fence_channel_message_order_test)
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runStep(t, mc, "detect inside,outside", fence_detect_inside_test)
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}
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type fenceReader struct {
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conn net.Conn
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rd *bufio.Reader
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}
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func (fr *fenceReader) receive() (string, error) {
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if err := fr.conn.SetReadDeadline(time.Now().Add(time.Second)); err != nil {
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return "", err
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}
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line, err := fr.rd.ReadBytes('\n')
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if err != nil {
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return "", err
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}
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if len(line) < 4 || line[0] != '$' || line[len(line)-2] != '\r' || line[len(line)-1] != '\n' {
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return "", errors.New("invalid message")
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}
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n, err := strconv.ParseUint(string(line[1:len(line)-2]), 10, 64)
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if err != nil {
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return "", err
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}
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buf := make([]byte, int(n)+2)
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_, err = io.ReadFull(fr.rd, buf)
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if err != nil {
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return "", err
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}
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if buf[len(buf)-2] != '\r' || buf[len(buf)-1] != '\n' {
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return "", errors.New("invalid message")
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}
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js := buf[:len(buf)-2]
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var m interface{}
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if err := json.Unmarshal(js, &m); err != nil {
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return "", err
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}
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return string(js), nil
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}
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func (fr *fenceReader) receiveExpect(valex ...string) error {
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s, err := fr.receive()
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if err != nil {
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return err
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}
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for i := 0; i < len(valex); i += 2 {
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if gjson.Get(s, valex[i]).String() != valex[i+1] {
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return fmt.Errorf("expected '%s'='%s', got '%s'", valex[i], valex[i+1], gjson.Get(s, valex[i]).String())
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}
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}
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return nil
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}
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func fence_basic_test(mc *mockServer) error {
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conn, err := net.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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return err
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}
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defer conn.Close()
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_, err = fmt.Fprintf(conn, "NEARBY mykey FENCE POINT 33 -115 5000\r\n")
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if err != nil {
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return err
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}
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buf := make([]byte, 4096)
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n, err := conn.Read(buf)
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if err != nil {
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return err
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}
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res := string(buf[:n])
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if res != "+OK\r\n" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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rd := &fenceReader{conn, bufio.NewReader(conn)}
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// send a point
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c, err := redis.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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return err
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}
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defer c.Close()
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res, err = redis.String(c.Do("SET", "mykey", "myid1", "POINT", 33, -115))
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if err != nil {
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return err
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}
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if res != "OK" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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// receive the message
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if err := rd.receiveExpect("command", "set",
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"detect", "enter",
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"key", "mykey",
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"id", "myid1",
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"object.type", "Point",
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"object.coordinates", "[-115,33]"); err != nil {
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return err
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}
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if err := rd.receiveExpect("command", "set",
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"detect", "inside",
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"key", "mykey",
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"id", "myid1",
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"object.type", "Point",
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"object.coordinates", "[-115,33]"); err != nil {
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return err
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}
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res, err = redis.String(c.Do("SET", "mykey", "myid1", "POINT", 34, -115))
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if err != nil {
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return err
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}
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if res != "OK" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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// receive the message
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if err := rd.receiveExpect("command", "set",
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"detect", "exit",
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"key", "mykey",
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"id", "myid1",
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"object.type", "Point",
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"object.coordinates", "[-115,34]"); err != nil {
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return err
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}
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if err := rd.receiveExpect("command", "set",
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"detect", "outside",
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"key", "mykey",
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"id", "myid1",
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"object.type", "Point",
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"object.coordinates", "[-115,34]"); err != nil {
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return err
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}
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return nil
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}
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func fence_channel_message_order_test(mc *mockServer) error {
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// Create a channel to store the goroutines error
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finalErr := make(chan error)
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// Concurrently subscribe for notifications
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go func() {
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// Create the subscription connection to Tile38 to subscribe for updates
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sc, err := redis.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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log.Println(err)
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return
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}
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defer sc.Close()
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// Subscribe the subscription client to the * pattern
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psc := redis.PubSubConn{Conn: sc}
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if err := psc.PSubscribe("*"); err != nil {
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log.Println(err)
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return
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}
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var msgs []string
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// While not a permanent error on the connection.
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loop:
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for sc.Err() == nil {
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switch v := psc.Receive().(type) {
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case redis.Message:
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msgs = append(msgs, string(v.Data))
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if len(msgs) == 8 {
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break loop
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}
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case error:
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fmt.Printf(err.Error())
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}
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}
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// Verify all messages
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correctOrder := []string{"exit:A", "exit:B", "outside:A", "outside:B", "enter:C", "enter:D", "inside:C", "inside:D"}
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for i := range msgs {
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if gjson.Get(msgs[i], "detect").String()+":"+
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gjson.Get(msgs[i], "hook").String() != correctOrder[i] {
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finalErr <- errors.New("INVALID MESSAGE ORDER")
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}
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}
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finalErr <- nil
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}()
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// Create the base connection for setting up points and geofences geofences
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bc, err := redis.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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return err
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}
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defer bc.Close()
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// Fire all setup commands on the base client
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for _, cmd := range []string{
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"SET points point POINT 33.412529053733444 -111.93368911743164",
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fmt.Sprintf(`SETCHAN A WITHIN points FENCE OBJECT {"type":"Polygon","coordinates":[[[-111.95205688476562,33.400491820565236],[-111.92630767822266,33.400491820565236],[-111.92630767822266,33.422272258866045],[-111.95205688476562,33.422272258866045],[-111.95205688476562,33.400491820565236]]]}`),
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fmt.Sprintf(`SETCHAN B WITHIN points FENCE OBJECT {"type":"Polygon","coordinates":[[[-111.93952560424803,33.403501285221594],[-111.92630767822266,33.403501285221594],[-111.92630767822266,33.41997983836345],[-111.93952560424803,33.41997983836345],[-111.93952560424803,33.403501285221594]]]}`),
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fmt.Sprintf(`SETCHAN C WITHIN points FENCE OBJECT {"type":"Polygon","coordinates":[[[-111.9255781173706,33.40342963251261],[-111.91201686859131,33.40342963251261],[-111.91201686859131,33.41994401881284],[-111.9255781173706,33.41994401881284],[-111.9255781173706,33.40342963251261]]]}`),
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fmt.Sprintf(`SETCHAN D WITHIN points FENCE OBJECT {"type":"Polygon","coordinates":[[[-111.92562103271484,33.40063513076968],[-111.90021514892578,33.40063513076968],[-111.90021514892578,33.42212898435788],[-111.92562103271484,33.42212898435788],[-111.92562103271484,33.40063513076968]]]}`),
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"SET points point POINT 33.412529053733444 -111.91909790039062",
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} {
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if _, err := do(bc, cmd); err != nil {
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return err
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}
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}
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return <-finalErr
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}
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func fence_detect_inside_test(mc *mockServer) error {
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conn, err := net.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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return err
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}
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defer conn.Close()
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_, err = fmt.Fprintf(conn, "WITHIN users FENCE DETECT inside,outside POINTS BOUNDS 33.618824 -84.457973 33.654359 -84.399859\r\n")
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if err != nil {
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return err
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}
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buf := make([]byte, 4096)
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n, err := conn.Read(buf)
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if err != nil {
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return err
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}
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res := string(buf[:n])
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if res != "+OK\r\n" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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rd := &fenceReader{conn, bufio.NewReader(conn)}
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// send a point
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c, err := redis.Dial("tcp", fmt.Sprintf(":%d", mc.port))
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if err != nil {
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return err
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}
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defer c.Close()
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res, err = redis.String(c.Do("SET", "users", "200", "POINT", "33.642301", "-84.43118"))
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if err != nil {
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return err
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}
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if res != "OK" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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if err := rd.receiveExpect("command", "set",
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"detect", "inside",
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"key", "users",
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"id", "200",
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"point", `{"lat":33.642301,"lon":-84.43118}`); err != nil {
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return err
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}
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res, err = redis.String(c.Do("SET", "users", "200", "POINT", "34.642301", "-84.43118"))
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if err != nil {
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return err
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}
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if res != "OK" {
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return fmt.Errorf("expected OK, got '%v'", res)
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}
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// receive the message
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if err := rd.receiveExpect("command", "set",
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"detect", "outside",
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"key", "users",
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"id", "200",
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"point", `{"lat":34.642301,"lon":-84.43118}`); err != nil {
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return err
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}
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return nil
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}
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// do performs the passed command on the passed redis client
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func do(c redis.Conn, cmd string) (interface{}, error) {
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// Split out all parameters
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params := strings.Split(cmd, " ")
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// Produce a slice of interfaces for use in the arguments
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var args []interface{}
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for _, p := range params[1:] {
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args = append(args, p)
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}
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// Perform the request and return the response
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return c.Do(params[0], args...)
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}
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