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How to use createTestRepo method of bisect Package

Best Syzkaller code snippet using bisect.createTestRepo

git_repo_test.go

Source:git_repo_test.go

...27	if err != nil {28		t.Fatal(err)29	}30	defer os.RemoveAll(baseDir)31	repo1 := createTestRepo(t, baseDir, "repo1")32	repo2 := createTestRepo(t, baseDir, "repo2")33	repo := newGit(filepath.Join(baseDir, "repo"), nil)34	{35		com, err := repo.Poll(repo1.dir, "master")36		if err != nil {37			t.Fatal(err)38		}39		if diff := cmp.Diff(com, repo1.commits["master"]["1"]); diff != "" {40			t.Fatal(diff)41		}42	}43	{44		com, err := repo.CheckoutBranch(repo1.dir, "branch1")45		if err != nil {46			t.Fatal(err)47		}48		if diff := cmp.Diff(com, repo1.commits["branch1"]["1"]); diff != "" {49			t.Fatal(diff)50		}51	}52	{53		want := repo1.commits["branch1"]["0"]54		com, err := repo.CheckoutCommit(repo1.dir, want.Hash)55		if err != nil {56			t.Fatal(err)57		}58		if diff := cmp.Diff(com, want); diff != "" {59			t.Fatal(diff)60		}61	}62	{63		commits, err := repo.ListRecentCommits(repo1.commits["branch1"]["1"].Hash)64		if err != nil {65			t.Fatal(err)66		}67		want := []string{"repo1-branch1-1", "repo1-branch1-0", "repo1-master-0"}68		if diff := cmp.Diff(commits, want); diff != "" {69			t.Fatal(diff)70		}71	}72	{73		want := repo2.commits["branch1"]["0"]74		com, err := repo.CheckoutCommit(repo2.dir, want.Hash)75		if err != nil {76			t.Fatal(err)77		}78		if diff := cmp.Diff(com, want); diff != "" {79			t.Fatal(diff)80		}81	}82	{83		want := repo2.commits["branch1"]["1"]84		com, err := repo.CheckoutCommit(repo2.dir, want.Hash)85		if err != nil {86			t.Fatal(err)87		}88		if diff := cmp.Diff(com, want); diff != "" {89			t.Fatal(diff)90		}91	}92	{93		com, err := repo.CheckoutBranch(repo2.dir, "branch2")94		if err != nil {95			t.Fatal(err)96		}97		if diff := cmp.Diff(com, repo2.commits["branch2"]["1"]); diff != "" {98			t.Fatal(diff)99		}100	}101	{102		want := repo2.commits["branch2"]["0"]103		com, err := repo.SwitchCommit(want.Hash)104		if err != nil {105			t.Fatal(err)106		}107		if diff := cmp.Diff(com, want); diff != "" {108			t.Fatal(diff)109		}110	}111}112func TestMetadata(t *testing.T) {113	t.Parallel()114	repoDir, err := ioutil.TempDir("", "syz-git-test")115	if err != nil {116		t.Fatal(err)117	}118	defer os.RemoveAll(repoDir)119	repo := makeTestRepo(t, repoDir)120	for i, test := range metadataTests {121		repo.commitChange(test.description)122		com, err := repo.repo.HeadCommit()123		if err != nil {124			t.Fatal(err)125		}126		checkCommit(t, i, test, com, false)127	}128	commits, err := repo.repo.ExtractFixTagsFromCommits("HEAD", extractFixTagsEmail)129	if err != nil {130		t.Fatal(err)131	}132	if len(metadataTests) != len(commits) {133		t.Fatalf("want %v commits, got %v", len(metadataTests), len(commits))134	}135	for i, test := range metadataTests {136		checkCommit(t, i, test, commits[len(commits)-i-1], true)137		for _, title := range []string{test.title, test.title2} {138			if title == "" {139				continue140			}141			com, err := repo.repo.GetCommitByTitle(title)142			if err != nil {143				t.Error(err)144			} else if com == nil {145				t.Errorf("no commits found by title %q", title)146			} else if com.Title != title {147				t.Errorf("wrong commit %q found by title %q", com.Title, title)148			}149		}150	}151}152func checkCommit(t *testing.T, idx int, test testCommit, com *Commit, checkTags bool) {153	if !checkTags {154		return155	}156	if test.title != com.Title {157		t.Errorf("#%v: want title %q, got %q", idx, test.title, com.Title)158	}159	if test.author != com.Author {160		t.Errorf("#%v: want author %q, got %q", idx, test.author, com.Author)161	}162	if userName != com.AuthorName {163		t.Errorf("#%v: want author name %q, got %q", idx, userName, com.Author)164	}165	if diff := cmp.Diff(test.cc, com.CC); diff != "" {166		t.Logf("%#v", com.CC)167		t.Error(diff)168	}169	if diff := cmp.Diff(test.tags, com.Tags); checkTags && diff != "" {170		t.Error(diff)171	}172}173type testCommit struct {174	description string175	title       string176	title2      string177	author      string178	cc          []string179	tags        []string180}181// nolint: lll182var metadataTests = []testCommit{183	{184		description: `dashboard/app: bump max repros per bug to 10185Reported-by: syzbot+8e4090902540da8c6e8f@my.mail.com186`,187		title:  "dashboard/app: bump max repros per bug to 10",188		author: userEmail,189		cc:     []string{userEmail},190		tags:   []string{"8e4090902540da8c6e8f"},191	},192	{193		description: `executor: remove dead code194Reported-by: syzbot+8e4090902540da8c6e8f@my.mail.com195Reported-by: syzbot <syzbot+a640a0fc325c29c3efcb@my.mail.com>196`,197		title:  "executor: remove dead code",198		author: userEmail,199		cc:     []string{userEmail},200		tags:   []string{"8e4090902540da8c6e8f", "a640a0fc325c29c3efcb"},201	},202	{203		description: `pkg/csource: fix string escaping bug204Reported-and-tested-by: syzbot+8e4090902540da8c6e8fa640a0fc325c29c3efcb@my.mail.com205Tested-by: syzbot+4234987263748623784623758235@my.mail.com206`,207		title:  "pkg/csource: fix string escaping bug",208		author: userEmail,209		cc:     []string{"syzbot+4234987263748623784623758235@my.mail.com", "syzbot+8e4090902540da8c6e8fa640a0fc325c29c3efcb@my.mail.com", userEmail},210		tags:   []string{"8e4090902540da8c6e8fa640a0fc325c29c3efcb", "4234987263748623784623758235"},211	},212	{213		description: `When freeing a lockf struct that already is part of a linked list, make sure to update the next pointer for the preceding lock. Prevents a double free panic.214ok millert@215Reported-by: syzbot+6dd701dc797b23b8c761@my.mail.com216`,217		title:  "When freeing a lockf struct that already is part of a linked list, make sure to update the next pointer for the preceding lock. Prevents a double free panic.",218		author: userEmail,219		cc:     []string{userEmail},220		tags:   []string{"6dd701dc797b23b8c761"},221	},222	{223		description: `ipmr: properly check rhltable_init() return value224commit 8fb472c09b9d ("ipmr: improve hash scalability")225added a call to rhltable_init() without checking its return value.226 227This problem was then later copied to IPv6 and factorized in commit2280bbbf0e7d0e7 ("ipmr, ip6mr: Unite creation of new mr_table")229 230Fixes: 8fb472c09b9d ("ipmr: improve hash scalability")231Fixes: 0bbbf0e7d0e7 ("ipmr, ip6mr: Unite creation of new mr_table")232Reported-by: syzbot+6dd701dc797b23b8c761@my.mail.com233`,234		title:  "ipmr: properly check rhltable_init() return value",235		title2: "net-backports: ipmr: properly check rhltable_init() return value",236		author: userEmail,237		cc:     []string{userEmail},238		tags:   []string{"6dd701dc797b23b8c761"},239	},240	{241		description: `f2fs: sanity check for total valid node blocks242Reported-by: syzbot+bf9253040425feb155ad@my.mail.com243Reported-by: syzbot+bf9253040425feb155ad@my.mail.com244`,245		title:  "f2fs: sanity check for total valid node blocks",246		author: userEmail,247		cc:     []string{userEmail},248		tags:   []string{"bf9253040425feb155ad"},249	},250	{251		description: `USB: fix usbmon BUG trigger252Automated tests triggered this by opening usbmon and accessing the253mmap while simultaneously resizing the buffers. This bug was with254us since 2006, because typically applications only size the buffers255once and thus avoid racing. Reported by Kirill A. Shutemov.256Reported-by: <syzbot+f9831b881b3e849829fc@my.mail.com>257Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>258Cc: stable <stable@vger.kernel.org>259Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>260`,261		title:  "USB: fix usbmon BUG trigger",262		author: userEmail,263		cc:     []string{"gregkh@linuxfoundation.org", userEmail, "zaitcev@redhat.com"},264		tags:   []string{"f9831b881b3e849829fc"},265	},266}267func TestBisect(t *testing.T) {268	t.Parallel()269	repoDir, err := ioutil.TempDir("", "syz-git-test")270	if err != nil {271		t.Fatal(err)272	}273	defer os.RemoveAll(repoDir)274	repo := makeTestRepo(t, repoDir)275	var commits []string276	for i := 0; i < 5; i++ {277		repo.commitChange(fmt.Sprintf("commit %v", i))278		com, err := repo.repo.HeadCommit()279		if err != nil {280			t.Fatal(err)281		}282		commits = append(commits, com.Hash)283		t.Logf("%v %v", com.Hash, com.Title)284	}285	type Test struct {286		pred   func() (BisectResult, error)287		result []string288	}289	tests := []Test{290		{291			// All are bad.292			func() (BisectResult, error) {293				return BisectBad, nil294			},295			[]string{commits[1]},296		},297		{298			// All are good.299			func() (BisectResult, error) {300				return BisectGood, nil301			},302			[]string{commits[4]},303		},304		{305			// All are skipped.306			func() (BisectResult, error) {307				return BisectSkip, nil308			},309			[]string{commits[1], commits[2], commits[3], commits[4]},310		},311		{312			// Some are skipped.313			func() (BisectResult, error) {314				current, err := repo.repo.HeadCommit()315				if err != nil {316					t.Fatal(err)317				}318				switch current.Hash {319				case commits[1]:320					return BisectSkip, nil321				case commits[2]:322					return BisectSkip, nil323				case commits[3]:324					return BisectGood, nil325				default:326					return 0, fmt.Errorf("unknown commit %v", current.Hash)327				}328			},329			[]string{commits[4]},330		},331		{332			// Some are skipped.333			func() (BisectResult, error) {334				current, err := repo.repo.HeadCommit()335				if err != nil {336					t.Fatal(err)337				}338				switch current.Hash {339				case commits[1]:340					return BisectGood, nil341				case commits[2]:342					return BisectSkip, nil343				case commits[3]:344					return BisectBad, nil345				default:346					return 0, fmt.Errorf("unknown commit %v", current.Hash)347				}348			},349			[]string{commits[2], commits[3]},350		},351		{352			// Some are skipped.353			func() (BisectResult, error) {354				current, err := repo.repo.HeadCommit()355				if err != nil {356					t.Fatal(err)357				}358				switch current.Hash {359				case commits[1]:360					return BisectSkip, nil361				case commits[2]:362					return BisectSkip, nil363				case commits[3]:364					return BisectGood, nil365				default:366					return 0, fmt.Errorf("unknown commit %v", current.Hash)367				}368			},369			[]string{commits[4]},370		},371	}372	for i, test := range tests {373		t.Logf("TEST %v", i)374		result, err := repo.repo.Bisect(commits[4], commits[0], (*testWriter)(t), test.pred)375		if err != nil {376			t.Fatal(err)377		}378		var got []string379		for _, com := range result {380			got = append(got, com.Hash)381		}382		sort.Strings(got) // git result order is non-deterministic (wat)383		sort.Strings(test.result)384		if diff := cmp.Diff(test.result, got); diff != "" {385			t.Logf("result: %+v", got)386			t.Fatal(diff)387		}388	}389}390type testWriter testing.T391func (t *testWriter) Write(data []byte) (int, error) {392	(*testing.T)(t).Log(string(data))393	return len(data), nil394}395func createTestRepo(t *testing.T, baseDir, name string) *testRepo {396	repo := makeTestRepo(t, filepath.Join(baseDir, name))397	repo.git("checkout", "-b", "master")398	repo.commitFileChange("master", "0")399	for _, branch := range []string{"branch1", "branch2"} {400		repo.git("checkout", "-b", branch, "master")401		repo.commitFileChange(branch, "0")402		repo.commitFileChange(branch, "1")403	}404	repo.git("checkout", "master")405	repo.commitFileChange("master", "1")406	return repo407}408type testRepo struct {409	t       *testing.T...

createTestRepo

Using AI Code Generation

1func main() {2    bisect := bisect.NewBisect()3    bisect.CreateTestRepo()4}5func main() {6    bisect := bisect.NewBisect()7    bisect.CreateTestRepo()8    bisect.Bisect()9}10func main() {11    bisect := bisect.NewBisect()12    bisect.CreateTestRepo()13    bisect.Bisect()14    bisect.Bisect()15}16func main() {17    bisect := bisect.NewBisect()18    bisect.CreateTestRepo()19    bisect.Bisect()20    bisect.Bisect()21    bisect.Bisect()22}23func main() {24    bisect := bisect.NewBisect()25    bisect.CreateTestRepo()26    bisect.Bisect()27    bisect.Bisect()28    bisect.Bisect()29    bisect.Bisect()30}31func main() {32    bisect := bisect.NewBisect()33    bisect.CreateTestRepo()34    bisect.Bisect()35    bisect.Bisect()36    bisect.Bisect()37    bisect.Bisect()38    bisect.Bisect()39}40func main() {41    bisect := bisect.NewBisect()

createTestRepo

Using AI Code Generation

1import (2func main() {3    b.CreateTestRepo()4    fmt.Println("done")5}6import (7type Bisect struct {8}9func (b *Bisect) CreateTestRepo() {10    dir, _ := os.Getwd()11    cmd = exec.Command("git", "init", dir+"/testrepo")12    cmd.Run()13    cmd = exec.Command("git", "config", "--global", "user.email", "

createTestRepo

Using AI Code Generation

1func main() {2    bisect.CreateTestRepo()3}4func (b *Bisect) CreateTestRepo() {5    cmd := exec.Command("bash", "-c", "git init; echo 'hello world' > file.txt; git add file.txt; git commit -m 'Initial commit'; git checkout -b test; echo 'hello world' >> file.txt; git add file.txt; git commit -m 'Second commit'; git checkout master; echo 'hello world' >> file.txt; git add file.txt; git commit -m 'Third commit'")6    cmd.Run()7}8func TestCreateTestRepo(t *testing.T) {9    bisect.CreateTestRepo()10    if _, err := os.Stat(".git"); os.IsNotExist(err) {11        t.Error("TestCreateTestRepo failed")12    }13}14--- FAIL: TestCreateTestRepo (0.00s)15--- FAIL: TestCreateTestRepo (0.00s)16I think you want to check for err != nil , not os.IsNotExist(err)

createTestRepo

Using AI Code Generation

1import (2func main() {3    repo, err := bisect.CreateTestRepo()4    if err != nil {5        fmt.Println(err)6    }7    fmt.Println(repo)8}9import (10func main() {11    repo, err := bisect.CreateTestRepo()12    if err != nil {13        fmt.Println(err)14    }15    commit, err := repo.Bisect("1")16    if err != nil {17        fmt.Println(err)18    }19    fmt.Println(commit)20}21import (22func main() {23    repo, err := bisect.CreateTestRepo()24    if err != nil {25        fmt.Println(err)26    }27    commit, err := repo.Bisect("1")28    if err != nil {29        fmt.Println(err)30    }31    fmt.Println(commit)32}33import (34func main() {35    repo, err := bisect.CreateTestRepo()36    if err != nil {37        fmt.Println(err)38    }39    commit, err := repo.Bisect("1")40    if err != nil {41        fmt.Println(err)42    }43    fmt.Println(commit)44    commit, err = repo.Bisect("0")45    if err != nil {46        fmt.Println(err)47    }48    fmt.Println(commit)49}

createTestRepo

Using AI Code Generation

1import (2func main() {3	repo := git.NewRepository("testRepo", false)4	file, err := os.Create("testRepo/1.go")5	if err != nil {6		panic(err)7	}8	defer file.Close()9	_, err = file.WriteString("package main10import (11func main() {12	fmt.Println(\"Hello, world!\")13}")14	if err != nil {15		panic(err)16	}17	err = repo.Add("1.go")18	if err != nil {19		panic(err)20	}21	err = repo.Commit("Initial commit")22	if err != nil {23		panic(err)24	}25	err = repo.NewBranch("testBranch")26	if err != nil {27		panic(err)28	}29	file, err = os.Create("testRepo/2.go")30	if err != nil {31		panic(err)32	}33	defer file.Close()34	_, err = file.WriteString("package main35import (36func main() {37	fmt.Println(\"Hello, world!\")38	fmt.Println(\"Hello, world!\")39}")40	if err != nil {41		panic(err)42	}43	err = repo.Add("2.go")44	if err != nil {45		panic(err)46	}47	err = repo.Commit("Second commit")48	if err != nil {49		panic(err)50	}51	file, err = os.Create("testRepo/3.go")52	if err != nil {53		panic(err)54	}55	defer file.Close()56	_, err = file.WriteString("package main57import (58func main() {59	fmt.Println(\"Hello, world!\")60	fmt.Println(\"Hello, world!\")61	fmt.Println(\"Hello, world!\")62}")63	if err != nil {64		panic(err)65	}66	err = repo.Add("3.go")67	if err != nil {68		panic(err)69	}

createTestRepo

Using AI Code Generation

1import (2func main() {3	bisect.createTestRepo()4	fmt.Println("Bisecting...")5	cmd := exec.Command("git", "bisect", "start")6	cmd.Run()7	cmd = exec.Command("git", "bisect", "bad")8	cmd.Run()9	cmd = exec.Command("git", "bisect", "good", "v1.0")10	cmd.Run()11	cmd = exec.Command("git", "bisect", "run", "go", "run", "2.go")12	cmd.Run()13}14import (15func main() {16	bisect.createTestRepo()17	fmt.Println("Bisecting...")18	cmd := exec.Command("git", "bisect", "start")19	cmd.Run()20	cmd = exec.Command("git", "bisect", "bad")21	cmd.Run()22	cmd = exec.Command("git", "bisect", "good", "v1.0")23	cmd.Run()24	cmd = exec.Command("git", "bisect", "run", "go", "run", "2.go")

createTestRepo

Using AI Code Generation

1bisect b = new bisect();2b.createTestRepo();3b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");4b.bisect();5bisect b = new bisect();6b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");7b.bisect();8bisect b = new bisect();9b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");10b.bisect();11bisect b = new bisect();12b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");13b.bisect();14bisect b = new bisect();15b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");16b.bisect();17bisect b = new bisect();18b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");19b.bisect();20bisect b = new bisect();21b.setPath("C:\\Users\\sudheer\\Desktop\\bisect\\");

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