mirror of
https://github.com/reactos/syzkaller.git
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106 lines
2.6 KiB
Go
106 lines
2.6 KiB
Go
// Copyright 2015 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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package csource
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import (
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"fmt"
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"math/rand"
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"os"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/google/syzkaller/prog"
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_ "github.com/google/syzkaller/sys"
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"github.com/google/syzkaller/sys/targets"
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)
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func TestGenerate(t *testing.T) {
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t.Parallel()
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for _, target := range prog.AllTargets() {
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target := target
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if runtime.GOOS != targets.Get(target.OS, target.Arch).BuildOS {
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continue
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}
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t.Run(target.OS+"/"+target.Arch, func(t *testing.T) {
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if target.OS == "linux" && target.Arch == "arm" {
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// This currently fails (at least with my arm-linux-gnueabihf-gcc-4.8) with:
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// Assembler messages:
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// Error: alignment too large: 15 assumed
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t.Skip("broken")
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}
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if target.OS == "linux" && target.Arch == "386" {
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// Currently fails on travis with:
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// fatal error: asm/unistd.h: No such file or directory
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t.Skip("broken")
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}
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if target.OS == "test" && target.PtrSize == 4 {
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// The same reason as linux/32.
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t.Skip("broken")
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}
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t.Parallel()
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testTarget(t, target)
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})
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}
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}
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func testTarget(t *testing.T, target *prog.Target) {
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seed := int64(time.Now().UnixNano())
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rs := rand.NewSource(seed)
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t.Logf("seed=%v", seed)
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r := rand.New(rs)
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progs := []*prog.Prog{target.GenerateSimpleProg()}
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if p := target.GenerateAllSyzProg(rs); len(p.Calls) != 0 {
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progs = append(progs, p)
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}
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if !testing.Short() {
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progs = append(progs, target.Generate(rs, 10, nil))
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}
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opts := allOptionsSingle(target.OS)
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opts = append(opts, Options{
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Threaded: true,
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Collide: true,
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Repeat: true,
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Procs: 2,
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Sandbox: "none",
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Repro: true,
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UseTmpDir: true,
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})
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allPermutations := allOptionsPermutations(target.OS)
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if testing.Short() {
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for i := 0; i < 16; i++ {
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opts = append(opts, allPermutations[r.Intn(len(allPermutations))])
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}
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} else {
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opts = allPermutations
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}
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for pi, p := range progs {
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for opti, opts := range opts {
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p, opts := p, opts
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t.Run(fmt.Sprintf("%v/%v", pi, opti), func(t *testing.T) {
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t.Parallel()
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testOne(t, p, opts)
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})
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}
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}
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}
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func testOne(t *testing.T, p *prog.Prog, opts Options) {
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src, err := Write(p, opts)
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if err != nil {
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t.Logf("opts: %+v\nprogram:\n%s\n", opts, p.Serialize())
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t.Fatalf("%v", err)
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}
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bin, err := Build(p.Target, src)
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if err != nil {
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if strings.Contains(err.Error(), "no target compiler") {
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t.Skip(err)
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}
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t.Logf("opts: %+v\nprogram:\n%s\n", opts, p.Serialize())
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t.Fatalf("%v", err)
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}
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defer os.Remove(bin)
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}
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