fuzz: add types.{FormatTimeBytes, ParseTimeBytes}

Updates #7921.
cosmos · Apr 14, 2021 · 7cfe52e · 7cfe52e
1 parent 097abd8
commit 7cfe52e
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diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/1.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/1.seed
@@ -0,0 +1 @@
+1964-01-18T14:37:47.320621000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/10.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/10.seed
@@ -0,0 +1 @@
+1997-09-04T03:37:47.322164000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/11.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/11.seed
@@ -0,0 +1 @@
+1974-01-06T17:37:47.322320000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/12.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/12.seed
@@ -0,0 +1 @@
+1989-02-04T08:37:47.322476000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/13.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/13.seed
@@ -0,0 +1 @@
+2006-03-31T21:37:47.322634000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/14.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/14.seed
@@ -0,0 +1 @@
+1968-12-13T22:37:47.322780000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/15.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/15.seed
@@ -0,0 +1 @@
+2018-01-17T15:37:47.322928000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/16.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/16.seed
@@ -0,0 +1 @@
+1971-06-10T21:37:47.323131000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/17.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/17.seed
@@ -0,0 +1 @@
+1985-05-13T20:37:47.323333000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/18.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/18.seed
@@ -0,0 +1 @@
+1971-08-26T02:37:47.323508000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/19.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/19.seed
@@ -0,0 +1 @@
+1983-12-29T18:37:47.323678000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/2.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/2.seed
@@ -0,0 +1 @@
+1994-11-14T16:37:47.320923000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/20.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/20.seed
@@ -0,0 +1 @@
+1982-03-08T13:37:47.323838000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/21.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/21.seed
@@ -0,0 +1 @@
+1982-01-09T16:37:47.324041000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/22.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/22.seed
@@ -0,0 +1 @@
+1967-10-08T13:37:47.324195000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/23.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/23.seed
@@ -0,0 +1 @@
+2019-07-21T15:37:47.325930000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/24.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/24.seed
@@ -0,0 +1 @@
+1999-08-15T05:37:47.326461000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/25.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/25.seed
@@ -0,0 +1 @@
+1968-08-12T16:37:47.326648000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/26.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/26.seed
@@ -0,0 +1 @@
+1966-02-12T04:37:47.326837000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/27.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/27.seed
@@ -0,0 +1 @@
+2005-02-03T00:37:47.327052000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/28.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/28.seed
@@ -0,0 +1 @@
+2005-09-15T23:37:47.327218000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/29.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/29.seed
@@ -0,0 +1 @@
+1987-06-20T09:37:47.327376000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/3.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/3.seed
@@ -0,0 +1 @@
+2005-10-29T08:37:47.321082000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/30.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/30.seed
@@ -0,0 +1 @@
+1998-11-06T16:37:47.327530000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/31.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/31.seed
@@ -0,0 +1 @@
+1975-09-30T02:37:47.327676000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/32.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/32.seed
@@ -0,0 +1 @@
+1988-11-17T07:37:47.327828000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/33.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/33.seed
@@ -0,0 +1 @@
+2020-01-10T04:37:47.327976000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/34.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/34.seed
@@ -0,0 +1 @@
+2013-03-30T08:37:47.328196000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/35.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/35.seed
@@ -0,0 +1 @@
+1984-11-19T02:37:47.328368000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/36.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/36.seed
@@ -0,0 +1 @@
+2006-07-26T19:37:47.328529000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/37.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/37.seed
@@ -0,0 +1 @@
+1981-11-18T22:37:47.328693000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/38.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/38.seed
@@ -0,0 +1 @@
+1968-04-27T00:37:47.328847000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/39.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/39.seed
@@ -0,0 +1 @@
+2008-02-24T18:37:47.328990000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/4.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/4.seed
@@ -0,0 +1 @@
+1965-08-24T20:37:47.321229000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/40.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/40.seed
@@ -0,0 +1 @@
+2019-02-25T21:37:47.329141000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/41.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/41.seed
@@ -0,0 +1 @@
+2011-01-04T10:37:47.329283000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/42.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/42.seed
@@ -0,0 +1 @@
+2020-07-07T05:37:47.331981000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/43.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/43.seed
@@ -0,0 +1 @@
+2013-06-06T13:37:47.332191000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/44.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/44.seed
@@ -0,0 +1 @@
+2010-07-15T12:37:47.332326000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/45.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/45.seed
@@ -0,0 +1 @@
+1996-08-19T14:37:47.332485000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/46.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/46.seed
@@ -0,0 +1 @@
+1972-06-25T04:37:47.332655000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/47.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/47.seed
@@ -0,0 +1 @@
+1966-10-14T17:37:47.332794000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/48.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/48.seed
@@ -0,0 +1 @@
+1990-09-18T11:37:47.332923000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/49.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/49.seed
@@ -0,0 +1 @@
+2019-01-09T16:37:47.333094000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/5.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/5.seed
@@ -0,0 +1 @@
+1974-12-31T14:37:47.321383000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/50.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/50.seed
@@ -0,0 +1 @@
+1967-02-05T06:37:47.333358000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/6.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/6.seed
@@ -0,0 +1 @@
+1970-07-10T17:37:47.321532000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/7.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/7.seed
@@ -0,0 +1 @@
+1969-01-10T14:37:47.321683000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/8.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/8.seed
@@ -0,0 +1 @@
+2006-11-21T03:37:47.321837000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/9.seed b/fuzz/types/ParseTimeBytesFormatTimeBytes/corpus/9.seed
@@ -0,0 +1 @@
+1993-06-08T23:37:47.321985000
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004 b/fuzz/types/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004
@@ -0,0 +1 @@
+0000-07-06T0:00:00.000000000
diff --git a/...es/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004.output b/...es/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004.output
@@ -0,0 +1,11 @@
+panic: Roundtrip failure, got
+0000-07-06T00:00:00.000000000
+
+goroutine 1 [running]:
+github.com/cosmos/cosmos-sdk/fuzz/types/ParseTimeBytes.Fuzz(0xaa70000, 0x1c, 0x1c, 0x4)
+	/Users/emmanuelodeke/go/src/github.com/cosmos/cosmos-sdk/fuzz/types/ParseTimeBytes/fuzz.go:17 +0x265
+go-fuzz-dep.Main(0xc000271f70, 0x1, 0x1)
+	go-fuzz-dep/main.go:36 +0x1b8
+main.main()
+	github.com/cosmos/cosmos-sdk/fuzz/types/ParseTimeBytes/go.fuzz.main/main.go:15 +0x52
+exit status 2
diff --git a/...es/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004.quoted b/...es/ParseTimeBytesFormatTimeBytes/crashers/2d913a082f40f08bbe405c00750ab66c9b2eb004.quoted
@@ -0,0 +1,2 @@
+	"0000-07-06T0:00:00.0" +
+	"00000000"
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/fuzz.go b/fuzz/types/ParseTimeBytesFormatTimeBytes/fuzz.go
@@ -0,0 +1,23 @@
+package parsetimebytes
+
+import (
+	"bytes"
+	"fmt"
+
+	"github.com/cosmos/cosmos-sdk/types"
+)
+
+func Fuzz(bin []byte) int {
+	t, err := types.ParseTimeBytes(bin)
+	if err != nil {
+		return -1
+	}
+	brt := types.FormatTimeBytes(t)
+	if !bytes.Equal(brt, bin) {
+		panic(fmt.Sprintf("Roundtrip failure, got\n%s", brt))
+	}
+
+	// Parsed successfully, indicate to the fuzzer that it should increase
+	// the priority of this input, thus make it a part of the corpus.
+	return 1
+}
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/generate/generate.go b/fuzz/types/ParseTimeBytesFormatTimeBytes/generate/generate.go
@@ -0,0 +1,26 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"os"
+	"time"
+
+	"github.com/cosmos/cosmos-sdk/types"
+)
+
+func main() {
+	for i := 0; i < 50; i++ {
+		func() {
+			f, err := os.Create(fmt.Sprintf("corpus/%d.seed", i+1))
+			if err != nil {
+				return
+			}
+			defer f.Close()
+			rnd := rand.Intn(500000)
+			ti := time.Now().Add(time.Duration(-rnd) * time.Hour)
+			b := types.FormatTimeBytes(ti)
+			f.Write(b)
+		}()
+	}
+}
diff --git a/fuzz/types/ParseTimeBytesFormatTimeBytes/parsetimebytes-fuzz.zip b/fuzz/types/ParseTimeBytesFormatTimeBytes/parsetimebytes-fuzz.zip
diff --git a/...types/ParseTimeBytesFormatTimeBytes/suppressions/83d31fa314d57215dba85d1944f252c160076eec b/...types/ParseTimeBytesFormatTimeBytes/suppressions/83d31fa314d57215dba85d1944f252c160076eec
@@ -0,0 +1,4 @@
+panic: Roundtrip failure, got
+github.com/cosmos/cosmos-sdk/fuzz/types/ParseTimeBytes.Fuzz
+go-fuzz-dep.Main
+main.main