How to use CheckoutCommit method of vcs Package

Best Syzkaller code snippet using vcs.CheckoutCommit

git_test.go

Source:git_test.go

...76			args: args{77				repo: "https://github.com/fsamin/go-dump.git",78				path: "tmp/Test_gitCloneOverHTTPS-2",79				opts: &CloneOpts{80					CheckoutCommit: "ffa09687b10de28606ad5b7f577f3cebe44cdd56",81				},82			},83			wantErr: false,84		},85	}86	for _, tt := range tests {87		os.RemoveAll(test.GetTestName(t))88		out := new(bytes.Buffer)89		err := new(bytes.Buffer)90		tt.args.output = &OutputOpts{91			Stdout: out,92			Stderr: err,93		}94		os.MkdirAll(test.GetTestName(t), os.FileMode(0755))95		if _, err := Clone(tt.args.repo, test.GetTestName(t), tt.args.path, tt.args.auth, tt.args.opts, tt.args.output); (err != nil) != tt.wantErr {96			t.Errorf("%q. gitCloneOverHTTPS() error = %v, wantErr %v", tt.name, err, tt.wantErr)97		}98		t.Log(out)99		t.Log(err)100	}101}102func Test_gitCloneOverSSH(t *testing.T) {103	u, err := user.Current()104	require.NoError(t, err)105	homedir := u.HomeDir106	type args struct {107		repo   string108		path   string109		auth   *AuthOpts110		opts   *CloneOpts111		output *OutputOpts112	}113	tests := []struct {114		name    string115		args    args116		wantErr bool117	}{118		{119			name: "Clone public repo over http without any options",120			args: args{121				repo: "git@github.com:fsamin/go-dump.git",122				path: "tmp/Test_gitCloneOverHTTPS-1",123				auth: &AuthOpts{124					PrivateKey: vcs.SSHKey{Filename: homedir + "/.ssh/id_rsa"},125				},126			},127			wantErr: false,128		},129	}130	for _, tt := range tests {131		if tt.args.auth != nil {132			if _, err := os.Stat(tt.args.auth.PrivateKey.Filename); os.IsNotExist(err) {133				t.SkipNow()134			}135		}136		os.RemoveAll(test.GetTestName(t))137		out := new(bytes.Buffer)138		err := new(bytes.Buffer)139		tt.args.output = &OutputOpts{140			Stdout: out,141			Stderr: err,142		}143		os.MkdirAll(test.GetTestName(t), os.FileMode(0755))144		if _, err := Clone(tt.args.repo, test.GetTestName(t), tt.args.path, tt.args.auth, tt.args.opts, tt.args.output); (err != nil) != tt.wantErr {145			t.Errorf("%q. gitCloneOverSSH() error = %v, wantErr %v", tt.name, err, tt.wantErr)146		}147		t.Log(out)148		t.Log(err)149	}150}151func Test_gitCommand(t *testing.T) {152	type args struct {153		repo string154		path string155		opts *CloneOpts156	}157	tests := []struct {158		name string159		args args160		want []string161	}{162		{163			name: "Clone public repo over http without any options",164			args: args{165				repo: "https://github.com/ovh/cds.git",166				path: "tmp/Test_gitCommand-1",167			},168			want: []string{169				"git clone https://github.com/ovh/cds.git tmp/Test_gitCommand-1",170			},171		},172		{173			name: "Clone public repo over http with options",174			args: args{175				repo: "https://github.com/ovh/cds.git",176				path: "tmp/Test_gitCommand-2",177				opts: &CloneOpts{178					Branch:    "master",179					Depth:     1,180					Verbose:   true,181					Recursive: true,182				},183			},184			want: []string{185				"git clone --verbose --depth 1 --branch master --recursive https://github.com/ovh/cds.git tmp/Test_gitCommand-2",186			},187		},188		{189			name: "Clone public repo over http with branch and checkout commit",190			args: args{191				repo: "https://github.com/ovh/cds.git",192				path: "tmp/Test_gitCommand-3",193				opts: &CloneOpts{194					Branch:         "master",195					Quiet:          true,196					CheckoutCommit: "eb8b87a",197				},198			},199			want: []string{200				"git clone --quiet --branch master https://github.com/ovh/cds.git tmp/Test_gitCommand-3",201				"git reset --hard eb8b87a",202			},203		},204		{205			name: "Clone public repo over http with only checkout commit",206			args: args{207				repo: "https://github.com/ovh/cds.git",208				path: "tmp/Test_gitCommand-3",209				opts: &CloneOpts{210					Quiet:          true,211					CheckoutCommit: "eb8b87a",212				},213			},214			want: []string{215				"git clone --quiet https://github.com/ovh/cds.git tmp/Test_gitCommand-3",216				"git fetch origin eb8b87a",217				"git reset --hard eb8b87a",218			},219		},220	}221	for _, tt := range tests {222		os.RemoveAll(test.GetTestName(t))223		os.MkdirAll(test.GetTestName(t), os.FileMode(0755))224		if _, got, _ := prepareGitCloneCommands(tt.args.repo, test.GetTestName(t), tt.args.path, tt.args.opts); !reflect.DeepEqual(got.Strings(), tt.want) {225			t.Errorf("%q. gitCloneCommand() = %v, want %v", tt.name, got, tt.want)...

git.go

Source:git.go

1package vcs2import (3	"errors"4	"log"5	"os"6	gitvcs "gopkg.in/src-d/go-git.v4"7	"gopkg.in/src-d/go-git.v4/plumbing"8	"gopkg.in/src-d/go-git.v4/plumbing/transport/http"9)10type repository struct {11	URL    string `json:"url"`12	Branch string `json:"branch"`13}14// Git provides a VCS interface implementation for git repositories.15type Git struct{}16// Scheduled jobs have no commit ID attached to them17// since there's no way to predict a future commit ID18const scheduledJobCommitID = "scheduledjob"19var (20	errCommitDoesNotMatchHeadAfterCheckout = errors.New("HEAD not matching requested commit after git checkout. This should never happen")21)22// Checkout clones the repo at "repoURL" and checks out "commit" â or HEAD if no commit is23// provided â of "branch" to the specified path. The "path" directory (and subdirectories)24// will be created if needed. A GitHub access token is required for private repos.25func (git *Git) Checkout(repoURL, branch, commit, path, gitHubAccessToken string) (commitID string, err error) {26	if _, err := os.Stat(path); err == nil {27		log.Printf("Git repository at %q already exists, removing all content to proceed", path)28		if err := os.RemoveAll(path); err != nil {29			return "", err30		}31	}32	gitCloneOptions := &gitvcs.CloneOptions{33		URL: repoURL,34		// If the requested commit is not in the shallow repo after cloning we return an error.35		// We can clone all history to avoid such cases (remove depth) or clone in a loop36		// (with a maximum number of attempts to avoid potential "infinite" loops) until we find the commit.37		Depth:         15,38		ReferenceName: plumbing.ReferenceName(branch),39		SingleBranch:  true,40		Progress:      os.Stdout,41		Tags:          gitvcs.NoTags,42	}43	if gitHubAccessToken != "" {44		auth := &http.BasicAuth{Username: "any username will do when using tokens", Password: gitHubAccessToken}45		gitCloneOptions.Auth = auth46	}47	repo, err := gitvcs.PlainClone(path, false, gitCloneOptions)48	if err != nil {49		return "", err50	}51	// When no specific commit is requested as is the case52	// with 'scheduled for later' jobs we simply checkout53	// whichever commit is HEAD at this point in time.54	if len(commit) < 1 || commit == scheduledJobCommitID {55		return checkoutHead(repo)56	}57	return checkoutCommit(commit, repo)58}59func checkoutHead(repo *gitvcs.Repository) (commitID string, err error) {60	head, err := repo.Head() // HEAD is implicitly checked out post-cloning in git-go61	if err != nil {62		return "", err63	}64	return head.Hash().String(), nil65}66func checkoutCommit(commit string, repo *gitvcs.Repository) (commitID string, err error) {67	// We have been asked to check a specific commit out (commit is not empty)68	worktree, err := repo.Worktree()69	if err != nil {70		return "", err71	}72	if err = worktree.Checkout(&gitvcs.CheckoutOptions{73		Hash: plumbing.NewHash(commit),74	}); err != nil {75		return "", err76	}77	// Sanity check that HEAD now points to 'commit'78	head, err := repo.Head()79	if err != nil {80		return "", err81	}82	if head.Hash().String() != commit {83		return "", errCommitDoesNotMatchHeadAfterCheckout84	}85	return commit, nil86}...

CheckoutCommit

Using AI Code Generation

1import (2func main() {3	repo, err := git.OpenRepo("C:\\Users\\Siddhartha\\Desktop\\Go\\go-vcs\\git\\testdata\\gitrepo", nil)4	if err != nil {5		log.Fatal(err)6	}7	commit, err := repo.Commit(commitID)8	if err != nil {9		log.Fatal(err)10	}11	err = repo.CheckoutCommit(commit)12	if err != nil {13		log.Fatal(err)14	}15}

CheckoutCommit

Using AI Code Generation

1import (2func main() {3    repo, err := vcs.NewRepo("/home/username/.go/src/github.com/sourcegraph/go-vcs", vcs.Git)4    if err != nil {5        fmt.Println(err)6    }7    err = repo.CheckoutCommit(commitID)8    if err != nil {9        fmt.Println(err)10    }11}12import (13func (r *Repo) CheckoutCommit(commitID string) error {14    cmd := exec.Command("git", "checkout", commitID)15    err := cmd.Run()16    if err != nil {17    }18}19import (20func (r *Repo) Checkout(branchName string) error {21    cmd := exec.Command("git", "checkout", branchName)22    err := cmd.Run()23    if err != nil {24    }25}

CheckoutCommit

Using AI Code Generation

1err := vcs.CheckoutCommit("path/to/checkout", "commit")2if err != nil {3    fmt.Println("Error while checking out the commit")4}5err := vcs.Commit("path/to/commit", "commit message")6if err != nil {7    fmt.Println("Error while commiting the changes")8}9err := vcs.Add("path/to/add", "file1", "file2", "file3")10if err != nil {11    fmt.Println("Error while adding the files")12}13err := vcs.Remove("path/to/remove", "file1", "file2", "file3")14if err != nil {15    fmt.Println("Error while removing the files")16}17status, err := vcs.Status("path/to/status")18if err != nil {19    fmt.Println("Error while getting the status")20}21fmt.Println(status)22commit, err := vcs.GetCommit("path/to/getCommit")23if err != nil {24    fmt.Println("Error while getting the commit")25}26fmt.Println(commit)27branch, err := vcs.GetBranch("path/to/getBranch")28if err != nil {29    fmt.Println("Error while getting the branch")30}

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