R Under development (unstable) (2024-10-19 r87247 ucrt) -- "Unsuffered Consequences"
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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)
> source("util/check.R")
> 
> ## For debugging
> sessionInfo()
R Under development (unstable) (2024-10-19 r87247 ucrt)
Platform: x86_64-w64-mingw32/x64
Running under: Windows Server 2022 x64 (build 20348)

Matrix products: default


locale:
[1] LC_COLLATE=C                 LC_CTYPE=German_Germany.utf8
[3] LC_MONETARY=C                LC_NUMERIC=C                
[5] LC_TIME=C                   

time zone: Europe/Berlin
tzcode source: internal

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] git2r_0.35.0

loaded via a namespace (and not attached):
[1] compiler_4.5.0
> libgit2_version()
$major
[1] 1

$minor
[1] 7

$rev
[1] 2

> libgit2_features()
$threads
[1] TRUE

$https
[1] TRUE

$ssh
[1] FALSE

> 
> 
> ## Create a directory in tempdir
> path <- tempfile(pattern = "git2r-")
> dir.create(path)
> 
> ## Initialize a repository
> repo <- init(path, branch = "main")
> config(repo, user.name = "Alice", user.email = "alice@example.org")
> 
> ## Create a file, add and commit
> writeLines("Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do",
+            con = file.path(path, "test.txt"))
> add(repo, "test.txt")
> commit_1 <- commit(repo, "Commit message 1")
> 
> ## Create first branch, checkout, add file and commit
> checkout(repo, "branch1", create = TRUE)
> writeLines("Branch 1", file.path(path, "branch-1.txt"))
> add(repo, "branch-1.txt")
> commit_2 <- commit(repo, "Commit message branch 1")
> 
> ## Create second branch, checkout, add file and commit
> b_2 <- branch_create(commit_1, "branch2")
> checkout(b_2)
> writeLines("Branch 2", file.path(path, "branch-2.txt"))
> add(repo, "branch-2.txt")
> commit_3 <- commit(repo, "Commit message branch 2")
> writeLines(c("Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do",
+              "eiusmod tempor incididunt ut labore et dolore magna aliqua."),
+            con = file.path(path, "test.txt"))
> add(repo, "test.txt")
> commit_4 <- commit(repo, "Second commit message branch 2")
> 
> ## Check that merge base equals commit_1
> stopifnot(identical(merge_base(commit_2, commit_3), commit_1))
> 
> ## Checkout main
> b <- branches(repo)
> checkout(b[sapply(b, "[", "name") == "main"][[1]], force = TRUE)
> 
> ## Merge branch 1
> m_1 <- merge(repo, "branch1")
> stopifnot(identical(m_1$fast_forward, TRUE))
> stopifnot(identical(m_1$conflicts, FALSE))
> stopifnot(identical(sha(m_1), NA_character_))
> 
> ## Merge branch 2
> m_2 <- merge(path, "branch2")
> stopifnot(identical(m_2$fast_forward, FALSE))
> stopifnot(identical(m_2$conflicts, FALSE))
> stopifnot(identical(sha(m_2), sha(commits(repo)[[1]])))
> 
> ## Create third branch, checkout, change file and commit
> checkout(repo, "branch3", create = TRUE)
> writeLines(c("Lorem ipsum dolor amet sit, consectetur adipisicing elit, sed do",
+              "eiusmod tempor incididunt ut labore et dolore magna aliqua."),
+            con = file.path(path, "test.txt"))
> add(repo, "test.txt")
> commit(repo, "Commit message branch 3")
[5c3b611] 2024-10-20: Commit message branch 3
> 
> ## Checkout main and create a change that creates a merge conflict
> checkout(repo, "main", force = TRUE)
> writeLines(c("Lorem ipsum dolor sit amet, adipisicing consectetur elit, sed do",
+              "eiusmod tempor incididunt ut labore et dolore magna aliqua."),
+            con = file.path(path, "test.txt"))
> add(repo, "test.txt")
> commit(repo, "Some commit message branch 1")
[4bf6a1f] 2024-10-20: Some commit message branch 1
> 
> ## Merge branch 3
> m_3 <- merge(repo, "branch3")
> stopifnot(identical(m_3$up_to_date, FALSE))
> stopifnot(identical(m_3$fast_forward, FALSE))
> stopifnot(identical(m_3$conflicts, TRUE))
> stopifnot(identical(sha(m_3), NA_character_))
> 
> ## Check status; Expect to have one unstaged unmerged conflict.
> stopifnot(identical(status(repo),
+                     structure(list(staged = empty_named_list(),
+                                    unstaged = list(conflicted = "test.txt"),
+                                    untracked = empty_named_list()),
+                               class = "git_status")))
> 
> ## Cleanup
> unlink(path, recursive = TRUE)
> 
> proc.time()
   user  system elapsed 
   0.32    0.32    0.64