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How to use dumpCoverage method of main Package

Best Syzkaller code snippet using main.dumpCoverage

execprog.go

Source:execprog.go

...177			if *flagHints {178				ctx.printHints(p, info)179			}180			if *flagCoverFile != "" {181				ctx.dumpCoverage(*flagCoverFile, info)182			}183		} else {184			log.Logf(1, "RESULT: no calls executed")185		}186		break187	}188}189func (ctx *Context) logProgram(pid int, p *prog.Prog, callOpts *ipc.ExecOpts) {190	data := p.Serialize()191	ctx.logMu.Lock()192	log.Logf(0, "executing program %v:\n%s", pid, data)193	ctx.logMu.Unlock()194}195func (ctx *Context) printCallResults(info *ipc.ProgInfo) {196	for i, inf := range info.Calls {197		if inf.Flags&ipc.CallExecuted == 0 {198			continue199		}200		flags := ""201		if inf.Flags&ipc.CallFinished == 0 {202			flags += " unfinished"203		}204		if inf.Flags&ipc.CallBlocked != 0 {205			flags += " blocked"206		}207		if inf.Flags&ipc.CallFaultInjected != 0 {208			flags += " faulted"209		}210		log.Logf(1, "CALL %v: signal %v, coverage %v errno %v%v",211			i, len(inf.Signal), len(inf.Cover), inf.Errno, flags)212	}213}214func (ctx *Context) printHints(p *prog.Prog, info *ipc.ProgInfo) {215	ncomps, ncandidates := 0, 0216	for i := range p.Calls {217		if *flagOutput {218			fmt.Printf("call %v:\n", i)219		}220		comps := info.Calls[i].Comps221		for v, args := range comps {222			ncomps += len(args)223			if *flagOutput {224				fmt.Printf("comp 0x%x:", v)225				for arg := range args {226					fmt.Printf(" 0x%x", arg)227				}228				fmt.Printf("\n")229			}230		}231		p.MutateWithHints(i, comps, func(p *prog.Prog) {232			ncandidates++233			if *flagOutput {234				log.Logf(1, "PROGRAM:\n%s", p.Serialize())235			}236		})237	}238	log.Logf(0, "ncomps=%v ncandidates=%v", ncomps, ncandidates)239}240func (ctx *Context) dumpCallCoverage(coverFile string, info *ipc.CallInfo) {241	if len(info.Cover) == 0 {242		return243	}244	buf := new(bytes.Buffer)245	for _, pc := range info.Cover {246		fmt.Fprintf(buf, "0x%x\n", cover.RestorePC(pc, 0xffffffff))247	}248	err := osutil.WriteFile(coverFile, buf.Bytes())249	if err != nil {250		log.Fatalf("failed to write coverage file: %v", err)251	}252}253func (ctx *Context) dumpCoverage(coverFile string, info *ipc.ProgInfo) {254	for i, inf := range info.Calls {255		log.Logf(0, "call #%v: signal %v, coverage %v", i, len(inf.Signal), len(inf.Cover))256		ctx.dumpCallCoverage(fmt.Sprintf("%v.%v", coverFile, i), &inf)257	}258	log.Logf(0, "extra: signal %v, coverage %v", len(info.Extra.Signal), len(info.Extra.Cover))259	ctx.dumpCallCoverage(fmt.Sprintf("%v.extra", coverFile), &info.Extra)260}261func (ctx *Context) getProgramIndex() int {262	ctx.posMu.Lock()263	idx := ctx.pos264	ctx.pos++265	if idx%len(ctx.progs) == 0 && time.Since(ctx.lastPrint) > 5*time.Second {266		log.Logf(0, "executed programs: %v", idx)267		ctx.lastPrint = time.Now()...

main.go

Source:main.go

...164		}165	}166	return cov167}168func dumpCoverage(cov *coverageResult) {169	fmt.Printf("mode: %s\n", cov.mode)170	for file, covs := range cov.cov {171		for _, c := range covs {172			fmt.Printf("%s:%d.%d,%d.%d %d %d\n",173				file,174				c.BeginLine, c.BeginCol,175				c.EndLine, c.EndCol,176				c.Count, c.Cover)177		}178	}179}180func totalCoverage(empty, tested *coverageResult) *coverageResult {181	merged := &coverageResult{ mode: tested.mode, cov: tested.cov }182	for file := range empty.cov {183		if _, has := merged.cov[file]; has {184			continue185		}186		merged.cov[file] = empty.cov[file]187	}188	return merged189}190var (191	skips = []string {192		"utils/",193		"app/table/",194		"db/table/",195		"cmd/multinodetester/",196		"cmd/multinodetester2/",197	}198	skipExcepts = []string {}199)200func main() {201	if len(os.Args) != 3 {202		fmt.Printf("Usage: %s <src_root_dir> <coverage_profile>\n", filepath.Base(os.Args[0]))203	} else {204		root, _ := filepath.Abs(os.Args[1])205		testCov, _ := filepath.Abs(os.Args[2])206		dumpCoverage(totalCoverage(parseFiles(srcFiles(root, skips, skipExcepts), root), parseCoverage(testCov)))207	}208}...

dumpCoverage

Using AI Code Generation

1import "testing"2func TestDumpCoverage(t *testing.T) {3    dumpCoverage(t)4}5import "testing"6func TestDumpCoverage(t *testing.T) {7    dumpCoverage(t)8}9import "testing"10func TestDumpCoverage(t *testing.T) {11    dumpCoverage(t)12}13import "testing"14func TestDumpCoverage(t *testing.T) {15    dumpCoverage(t)16}17import "testing"18func TestDumpCoverage(t *testing.T) {19    dumpCoverage(t)20}21import "testing"22func TestDumpCoverage(t *testing.T) {23    dumpCoverage(t)24}25import "testing"26func TestDumpCoverage(t *testing.T) {27    dumpCoverage(t)28}29import "testing"30func TestDumpCoverage(t *testing.T) {31    dumpCoverage(t)32}33import "testing"34func TestDumpCoverage(t *testing.T) {35    dumpCoverage(t)36}37import "testing"38func TestDumpCoverage(t *testing.T) {39    dumpCoverage(t)40}41import "testing"42func TestDumpCoverage(t *testing.T) {43    dumpCoverage(t)44}45import "testing"46func TestDumpCoverage(t *testing.T) {47    dumpCoverage(t)48}49import "testing

dumpCoverage

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    dumpCoverage()5}6import (7func main() {8    fmt.Println("Hello, playground")9    dumpCoverage()10}11import (12func main() {13    fmt.Println("Hello, playground")14    dumpCoverage()15}16import (17func main() {18    fmt.Println("Hello, playground")19    dumpCoverage()20}21import (22func main() {23    fmt.Println("Hello, playground")24    dumpCoverage()25}26import (27func main() {28    fmt.Println("Hello, playground")29    dumpCoverage()30}31import (32func main() {33    fmt.Println("Hello, playground")34    dumpCoverage()35}36import (37func main() {38    fmt.Println("Hello, playground")39    dumpCoverage()40}41import (42func main() {43    fmt.Println("Hello, playground")44    dumpCoverage()45}46import (47func main() {48    fmt.Println("Hello, playground")49    dumpCoverage()50}51import (52func main() {53    fmt.Println("Hello, playground")54    dumpCoverage()55}

dumpCoverage

Using AI Code Generation

1import (2func main() {3    err := filepath.Walk(".", func(path string, info os.FileInfo, err error) error {4        if err != nil {5        }6        if !info.IsDir() && filepath.Ext(path) == ".cov" {7            covFiles = append(covFiles, path)8        }9    })10    if err != nil {11        panic(err)12    }13    for _, covFile := range covFiles {14        f, err := os.Open(covFile)15        if err != nil {16            panic(err)17        }18        cov, err := gocov.Parse(f)19        if err != nil {20            panic(err)21        }22        covs = append(covs, cov)23    }24    merged, err := merge.Merge(covs...)25    if err != nil {26        panic(err)27    }28    rep := report.NewReporter()29    rep.AddFilter("github.com/axw/gocov")30    rep.AddFilter("runtime")31    rep.AddFilter("testing")32    rep.AddFilter("bytes")33    rep.AddFilter("sync")34    rep.AddFilter("io")35    rep.AddFilter("syscall")36    rep.AddFilter("reflect")37    rep.AddFilter("fmt")38    rep.AddFilter("strings")39    rep.AddFilter("os")40    rep.AddFilter("path/filepath")41    rep.AddFilter("encoding/json")42    rep.AddFilter("encoding/base64")43    rep.AddFilter("container/list")44    rep.AddFilter("net/http")45    rep.AddFilter("net/url")46    rep.AddFilter("time")47    rep.AddFilter("strconv")48    rep.AddFilter("crypto/tls")49    rep.AddFilter("crypto/x509")50    rep.AddFilter("crypto/x509/pkix")51    rep.AddFilter("math/big")52    rep.AddFilter("crypto/rsa")53    rep.AddFilter("crypto/dsa")54    rep.AddFilter("crypto/ecdsa")55    rep.AddFilter("crypto/rand")

dumpCoverage

Using AI Code Generation

1import (2func main() {3	f, err := os.Open("coverage.out")4	if err != nil {5		fmt.Println("Error opening file:", err)6	}7	scanner := bufio.NewScanner(f)8	for scanner.Scan() {9		line := scanner.Text()10		if strings.Contains(line, "mode: set") {

dumpCoverage

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    dumpCoverage()5}6import (7func dumpCoverage() {8    fmt.Println("Hello, playground")9    for _, file := range testing.Coverage() {10        fmt.Println(file.Name)11        for _, block := range file.Blocks {12            fmt.Println(block.Count, block.NumStmt)13        }14    }15}16import (17func Test1(t *testing.T) {18    fmt.Println("Hello, playground")19    if true {20        t.Error()21    }22}23func Test2(t *testing.T) {24    fmt.Println("Hello, playground")25    if true {26        t.Error()27    }28}29func Test3(t *testing.T) {30    fmt.Println("Hello, playground")31    if true {32        t.Error()33    }34}35func Test4(t *testing.T) {36    fmt.Println("Hello, playground")37    if true {38        t.Error()39    }40}41func Test5(t *testing.T) {42    fmt.Println("Hello, playground")43    if true {44        t.Error()45    }46}47func Test6(t *testing.T) {48    fmt.Println("Hello, playground")49    if true {50        t.Error()51    }52}53func Test7(t *testing.T) {54    fmt.Println("Hello, playground")55    if true {56        t.Error()57    }58}59func Test8(t *testing.T) {60    fmt.Println("Hello, playground")61    if true {62        t.Error()63    }64}65func Test9(t *testing.T) {66    fmt.Println("Hello, playground")67    if true {68        t.Error()69    }70}71func Test10(t *testing.T) {72    fmt.Println("Hello, playground")73    if true {74        t.Error()75    }76}77func Test11(t *testing.T) {78    fmt.Println("Hello, playground")79    if true {80        t.Error()81    }82}83func Test12(t *testing.T) {84    fmt.Println("Hello, playground")85    if true {86        t.Error()87    }88}89func Test13(t *testing.T) {90    fmt.Println("Hello, playground")

dumpCoverage

Using AI Code Generation

1import "fmt"2func main() {3  fmt.Println("hello world")4}5import "fmt"6func main() {7  fmt.Println("hello world")8}9import "fmt"10func main() {11  fmt.Println("hello world")12}13import "fmt"14func main() {15  fmt.Println("hello world")16}17import "fmt"18func main() {19  fmt.Println("hello world")20}21import "fmt"22func main() {23  fmt.Println("hello world")24}25import "fmt"26func main() {27  fmt.Println("hello world")28}29import "fmt"30func main() {31  fmt.Println("hello world")32}

dumpCoverage

Using AI Code Generation

1import (2func main() {3    fmt.Println("In main")4    for i := 0; i < 10; i++ {5        fmt.Println("In for loop")6        time.Sleep(time.Duration(rand.Intn(1000)) * time.Millisecond)7    }8}9import (10func TestMain(m *testing.M) {11}12func TestHandler(t *testing.T) {13}14import (15func main() {16    fmt.Println("In main")17    for i := 0; i < 10; i++ {18        fmt.Println("In for loop")19        time.Sleep(time.Duration(rand.Intn(1000)) * time.Millisecond)20    }21}22import (23func TestMain(m *testing.M) {24}25func TestHandler(t *testing.T) {26}27import (28func main() {29    fmt.Println("In main")30    for i := 0; i < 10; i++ {31        fmt.Println("In for loop")32        time.Sleep(time.Duration(rand.Intn(

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