switch to Go's native fuzzing (#96)

multiformats · Jan 26, 2023 · 487cef2 · 487cef2
1 parent 4178fda
commit 487cef2
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Showing 18 changed files with 29 additions and 42 deletions.
diff --git a/.gitignore b/.gitignore
diff --git a/multistream.go b/multistream.go
@@ -7,10 +7,9 @@ import (
 	"bufio"
 	"errors"
 	"fmt"
+	"io"
 	"os"
 	"runtime/debug"
-
-	"io"
 	"sync"
 
 	"github.com/multiformats/go-varint"

diff --git a/multistream_fuzz.go b/multistream_fuzz.go
diff --git a/multistream_test.go b/multistream_test.go
@@ -7,6 +7,7 @@ import (
 	"io"
 	"net"
 	"sort"
+	"strings"
 	"testing"
 	"time"
 )
@@ -969,3 +970,30 @@ func TestSimopenClientClientFail(t *testing.T) {
 	case <-done:
 	}
 }
+
+type rwc struct {
+	*strings.Reader
+}
+
+func (*rwc) Write(b []byte) (int, error) {
+	return len(b), nil
+}
+
+func (*rwc) Close() error {
+	return nil
+}
+
+func FuzzMultistream(f *testing.F) {
+	f.Add("/libp2p/simultaneous-connect")
+	f.Add(ProtocolID)
+
+	f.Fuzz(func(t *testing.T, b string) {
+		readStream := strings.NewReader(b)
+		input := &rwc{readStream}
+
+		mux := NewMultistreamMuxer[string]()
+		mux.AddHandler("/a", nil)
+		mux.AddHandler("/b", nil)
+		_ = mux.Handle(input)
+	})
+}
diff --git a/workdir/corpus/006d5533770e47f781f838970cf1678c3109f9e3-2 b/workdir/corpus/006d5533770e47f781f838970cf1678c3109f9e3-2
diff --git a/workdir/corpus/0b2e00d89397c0966a65c9c63871862f5d939ed2-5 b/workdir/corpus/0b2e00d89397c0966a65c9c63871862f5d939ed2-5
diff --git a/workdir/corpus/16c7381993e3c7382f77bed399f36ad2d64951f5-4 b/workdir/corpus/16c7381993e3c7382f77bed399f36ad2d64951f5-4
diff --git a/workdir/corpus/23833462f55515a900e016db2eb943fb474c19f6-2 b/workdir/corpus/23833462f55515a900e016db2eb943fb474c19f6-2
diff --git a/workdir/corpus/29368200289b4418d893fcc1cc269889e0a6bfb0-2 b/workdir/corpus/29368200289b4418d893fcc1cc269889e0a6bfb0-2
diff --git a/workdir/corpus/599f2fcab2882f9e2896e49c68a5955e10dc7122-3 b/workdir/corpus/599f2fcab2882f9e2896e49c68a5955e10dc7122-3
diff --git a/workdir/corpus/7a423337dc2c0923e996c50255f0c4a7702581d3-1 b/workdir/corpus/7a423337dc2c0923e996c50255f0c4a7702581d3-1
diff --git a/workdir/corpus/8750ec9ddfe293cd1dc39b4245c21c270f8f52b7-1 b/workdir/corpus/8750ec9ddfe293cd1dc39b4245c21c270f8f52b7-1
diff --git a/workdir/corpus/8c377ec00ce8265e2fb3689c098e594f9b2a2c9a-2 b/workdir/corpus/8c377ec00ce8265e2fb3689c098e594f9b2a2c9a-2
diff --git a/workdir/corpus/957666b9194bb12689255437cfc23ddb79b9231a-3 b/workdir/corpus/957666b9194bb12689255437cfc23ddb79b9231a-3
diff --git a/workdir/corpus/9d8099103966bb2134e94f46e34c312ea366c6b2-1 b/workdir/corpus/9d8099103966bb2134e94f46e34c312ea366c6b2-1
diff --git a/workdir/corpus/a2f77d89c69a5551e3ae0f1e9825e45dfb95ee5d-1 b/workdir/corpus/a2f77d89c69a5551e3ae0f1e9825e45dfb95ee5d-1
diff --git a/workdir/corpus/b9ecf4a964523aa3508b6f1a001ef5466c067de6-6 b/workdir/corpus/b9ecf4a964523aa3508b6f1a001ef5466c067de6-6
diff --git a/workdir/corpus/da39a3ee5e6b4b0d3255bfef95601890afd80709 b/workdir/corpus/da39a3ee5e6b4b0d3255bfef95601890afd80709