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## git2r, R bindings to the libgit2 library.
## Copyright (C) 2013-2023 The git2r contributors
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License, version 2,
## as published by the Free Software Foundation.
##
## git2r is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License along
## with this program; if not, write to the Free Software Foundation, Inc.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
library(git2r)
## For debugging
sessionInfo()
libgit2_version()
libgit2_features()
## Create 2 directories in tempdir
path_bare <- tempfile(pattern = "git2r-")
path_repo_1 <- tempfile(pattern = "git2r-")
path_repo_2 <- tempfile(pattern = "git2r-")
dir.create(path_bare)
dir.create(path_repo_1)
dir.create(path_repo_2)
## Create repositories
bare_repo <- init(path_bare, bare = TRUE)
repo_1 <- clone(path_bare, path_repo_1)
repo_2 <- clone(path_bare, path_repo_2)
## Config repositories
config(repo_1, user.name = "Alice", user.email = "alice@example.org")
config(repo_2, user.name = "Bob", user.email = "bob@example.org")
## Add changes to repo 1
writeLines("Hello world", con = file.path(path_repo_1, "test.txt"))
add(repo_1, "test.txt")
commit_1 <- commit(repo_1, "Commit message")
branch_name <- branches(repo_1)[[1]]$name
## Push changes from repo 1 to origin
push(repo_1, "origin", paste0("refs/heads/", branch_name))
## Check result in bare repository
stopifnot(identical(length(commits(bare_repo)), 1L))
bare_commit_1 <- commits(bare_repo)[[1]]
stopifnot(identical(sha(commit_1), sha(bare_commit_1)))
stopifnot(identical(commit_1$author, bare_commit_1$author))
stopifnot(identical(commit_1$committer, bare_commit_1$committer))
stopifnot(identical(commit_1$summary, bare_commit_1$summary))
stopifnot(identical(commit_1$message, bare_commit_1$message))
stopifnot(!identical(commit_1$repo, bare_commit_1$repo))
## Fetch
fetch(repo_2, "origin")
fh <- fetch_heads(repo_2)[[1]]
stopifnot(identical(sha(fh), fh$sha))
## Test show method of non-empty repository where head is null
show(repo_2)
if (identical(Sys.getenv("NOT_CRAN"), "true")) {
## Only do proxy parameter tests when networking is allowed (not on CRAN).
message("Testing fetch() with proxy=TRUE (auto-detect)")
tryCatch({
fetch(repo_2, "origin", proxy = TRUE)
## If no error, the parameter was accepted.
## (We won't see new commits unless there's an actual update, but
## the call at least shouldn’t fail purely because of the proxy parameter.)
}, error = function(e) {
message(
"fetch() with proxy=TRUE failed (likely no real proxy or other net issues): ",
e$message)
})
}
## Check that 'git2r_arg_check_proxy' raise error
res <- tools::assertError(
.Call(
git2r:::git2r_remote_fetch,
repo_1,
"origin",
NULL, # credentials (valid or NULL)
"fetch", # msg
FALSE, # verbose
NULL, # refspec
1L # <-- invalid proxy argument (should be NULL, TRUE, or a string)
)
)
stopifnot(
length(grep("'proxy_val' must be either 1) NULL, or 2) TRUE or 3) a character vector", res[[1]]$message)) > 0
)
## Another invalid case: vector of length 2
res <- tools::assertError(
.Call(
git2r:::git2r_remote_fetch,
repo_1,
"origin",
NULL,
"fetch",
FALSE,
NULL,
c("http://example", "http://example2") # invalid, more than one string
)
)
stopifnot(
length(grep("'proxy_val' must be either 1) NULL, or 2) TRUE or 3) a character vector", res[[1]]$message)) > 0
)
## Check that 'git2r_arg_check_credentials' raise error
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin",
3, "fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", repo_1,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- cred_env(c("username", "username"), "password")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- cred_env("username", c("password", "passowrd"))
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- cred_user_pass(c("username", "username"), "password")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- cred_user_pass("username", c("password", "passowrd"))
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- cred_token(c("GITHUB_PAT", "GITHUB_PAT"))
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- structure(list(publickey = c("id_rsa.pub", "id_rsa.pub"),
privatekey = "id_rsa",
passphrase = character(0)),
class = "cred_ssh_key")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- structure(list(publickey = "id_rsa.pub",
privatekey = c("id_rsa", "id_rsa"),
passphrase = character(0)),
class = "cred_ssh_key")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- structure(list(publickey = "id_rsa.pub",
privatekey = "id_rsa",
passphrase = NA_character_),
class = "cred_ssh_key")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
credentials <- structure(list(publickey = "id_rsa.pub",
privatekey = "id_rsa",
passphrase = c("passphrase", "passphrase")),
class = "cred_ssh_key")
res <- tools::assertError(
.Call(git2r:::git2r_remote_fetch, repo_1, "origin", credentials,
"fetch", FALSE, NULL, NULL))
stopifnot(length(grep("'credentials' must be an S3 class with credentials",
res[[1]]$message)) > 0)
## Cleanup
unlink(path_bare, recursive = TRUE)
unlink(path_repo_1, recursive = TRUE)
unlink(path_repo_2, recursive = TRUE)
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