add more tests

go.sum

@@ -77,6 +77,7 @@ golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e h1:FDhOuMEY4JVRztM/gsbk+IKUQ8kj74bxZrgw87eMMVc=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=

src/comm/comm_test.go

@@ -58,4 +58,8 @@ func TestComm(t *testing.T) {
 	assert.Nil(t, a.Send(token))
 	_ = a.Connection()
 	a.Close()
+	assert.NotNil(t, a.Send(token))
+	_, err = a.Write(token)
+	assert.NotNil(t, err)
+
 }

src/croc/croc_test.go

@@ -68,12 +68,8 @@ func TestCroc(t *testing.T) {
 
 func TestCrocLocal(t *testing.T) {
 	log.SetLevel("trace")
-	defer os.Remove("README.md")
-	// go tcp.Run("debug", "8081", "8082,8083,8084,8085")
-	// go tcp.Run("debug", "8082")
-	// go tcp.Run("debug", "8083")
-	// go tcp.Run("debug", "8084")
-	// go tcp.Run("debug", "8085")
+	defer os.Remove("LICENSE")
+	defer os.Remove("touched")
 	time.Sleep(300 * time.Millisecond)
 
 	log.Debug("setting up sender")
@@ -83,7 +79,7 @@ func TestCrocLocal(t *testing.T) {
 		Debug:        true,
 		RelayAddress: "localhost:8181",
 		RelayPorts:   []string{"8181", "8182"},
-		Stdout:       false,
+		Stdout:       true,
 		NoPrompt:     true,
 		DisableLocal: false,
 	})
@@ -98,7 +94,7 @@ func TestCrocLocal(t *testing.T) {
 		SharedSecret: "test",
 		Debug:        true,
 		RelayAddress: "localhost:8181",
-		Stdout:       false,
+		Stdout:       true,
 		NoPrompt:     true,
 		DisableLocal: false,
 	})
@@ -107,11 +103,12 @@ func TestCrocLocal(t *testing.T) {
 	}
 
 	var wg sync.WaitGroup
+	os.Create("touched")
 	wg.Add(2)
 	go func() {
 		sender.Send(TransferOptions{
-			PathToFiles:      []string{"../../README.md"},
-			KeepPathInRemote: true,
+			PathToFiles:      []string{"../../LICENSE", "touched"},
+			KeepPathInRemote: false,
 		})
 		wg.Done()
 	}()

src/message/message_test.go

@@ -1,10 +1,15 @@
 package message
 
 import (
+	"crypto/rand"
 	"fmt"
+	"net"
 	"testing"
+	"time"
 
+	"github.com/schollz/croc/v6/src/comm"
 	"github.com/schollz/croc/v6/src/crypt"
+	log "github.com/schollz/logger"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -20,4 +25,51 @@ func TestMessage(t *testing.T) {
 	m2, err := Decode(e, b)
 	assert.Nil(t, err)
 	assert.Equal(t, m, m2)
+	assert.Equal(t, `{"t":"message","m":"hello, world"}`, m.String())
+}
+
+func TestSend(t *testing.T) {
+	token := make([]byte, 40000000)
+	rand.Read(token)
+
+	port := "8801"
+	go func() {
+		log.Debugf("starting TCP server on " + port)
+		server, err := net.Listen("tcp", "0.0.0.0:"+port)
+		if err != nil {
+			log.Error(err)
+		}
+		defer server.Close()
+		// spawn a new goroutine whenever a client connects
+		for {
+			connection, err := server.Accept()
+			if err != nil {
+				log.Error(err)
+			}
+			log.Debugf("client %s connected", connection.RemoteAddr().String())
+			go func(port string, connection net.Conn) {
+				c := comm.New(connection)
+				err = c.Send([]byte("hello, world"))
+				assert.Nil(t, err)
+				data, err := c.Receive()
+				assert.Nil(t, err)
+				assert.Equal(t, []byte("hello, computer"), data)
+				data, err = c.Receive()
+				assert.Nil(t, err)
+				assert.Equal(t, []byte{'\x00'}, data)
+				data, err = c.Receive()
+				assert.Nil(t, err)
+				assert.Equal(t, token, data)
+			}(port, connection)
+		}
+	}()
+
+	time.Sleep(300 * time.Millisecond)
+	a, err := comm.NewConnection("localhost:"+port, 10*time.Minute)
+	assert.Nil(t, err)
+	m := Message{Type: "message", Message: "hello, world"}
+	e, err := crypt.New(nil, nil)
+	assert.Nil(t, err)
+
+	assert.Nil(t, Send(a, e, m))
 }

src/utils/utils_test.go

@@ -3,8 +3,10 @@ package utils
 import (
 	"fmt"
 	"io/ioutil"
+	"log"
 	"math/rand"
 	"os"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -112,3 +114,41 @@ func TestMissingChunks(t *testing.T) {
 // 	fmt.Println(ChunkRangesToChunks((chunkRanges)))
 // 	assert.Nil(t, nil)
 // }
+
+func TestHashFile(t *testing.T) {
+	content := []byte("temporary file's content")
+	tmpfile, err := ioutil.TempFile("", "example")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	defer os.Remove(tmpfile.Name()) // clean up
+
+	if _, err := tmpfile.Write(content); err != nil {
+		panic(err)
+	}
+	if err := tmpfile.Close(); err != nil {
+		panic(err)
+	}
+	hashed, err := HashFile(tmpfile.Name())
+	assert.Nil(t, err)
+	assert.Equal(t, "18c9673a4bb8325d323e7f24fda9ae1e", fmt.Sprintf("%x", hashed))
+}
+
+func TestPublicIP(t *testing.T) {
+	ip, err := PublicIP()
+	fmt.Println(ip)
+	assert.True(t, strings.Contains(ip, "."))
+	assert.Nil(t, err)
+}
+
+func TestLocalIP(t *testing.T) {
+	ip := LocalIP()
+	fmt.Println(ip)
+	assert.True(t, strings.Contains(ip, "."))
+}
+
+func TestGetRandomName(t *testing.T) {
+	name := GetRandomName()
+	assert.NotEmpty(t, name)
+}