common.sh

#!/bin/sh

# Copyright 2018 The Cockroach Authors.
#
# Use of this software is governed by the CockroachDB Software License
# included in the /LICENSE file.


# Initialize a test.
functiontest_init() {
 PYTHON=${PYTHON:-python}

# We fix all the git per-commit parameters so that the repo structure
# becomes deterministic.

 date="Sun Apr 22 19:26:11 2018 +0200"
 author="$t <$t@example.com>"

export GIT_COMMITTER_DATE=$date
export GIT_COMMITTER_NAME=$t
export GIT_COMMITTER_EMAIL=$t@example.com
 flags=(--date="$date" --author="$author")

 rm -rf $t
 mkdir $t
}

# Initialize the repository. Tag the initial commit.
functioninit_repo() {
 git init
 touch foo; git add foo; git commit "${flags[@]}" -m "initial"; git tag initial
 git tag v000-base
}

# Perform some arbitrary change.
# $1 = commit message.
functionmake_change() {
 git commit --allow-empty "${flags[@]}" -m "$1"
}

# Mark a branch tip as PR tip.
# $1 = PR number.
functiontag_pr() {
 mkdir -p .git/refs/pull/origin
 git log --pretty=tformat:%H > .git/refs/pull/origin/$1
}

# Merge a regular branch into the current branch.
# $1 = branch name
functionmerge_branch() {
 git merge --no-ff -m "Merge $1 into current"$1
 git commit --amend --no-edit "${flags[@]}"
}

# Merge a PR branch into the current branch.
# $1 = branch name
# $2 = PR number
# $3 = PR title
functionmerge_pr() {
 branchname=$1
 prnum=$2
 prtitle=$3
 git merge --no-ff -m "Merge #$prnum

$prnum: $prtitle r=foo a=bar

Release note (core change): this must not be included.

Co-authored-by: invisible <invisible@example.com>
"$branchname
 git commit --amend --no-edit "${flags[@]}"

# Make a dummy second pr just to compare the PR message.
 git checkout -b dummypr
 make_change "merge pr canary

Release note: none
"
 prnum=$(expr $prnum\* 100)
 tag_pr $prnum

 git checkout master
 git merge --no-ff -m "Merge pull request #$prnum from foo/bar

$prtitle alternate format
" dummypr
 git commit --amend --no-edit "${flags[@]}"
 git branch -D dummypr
}

functiontest_end() {
# Check the repo layout is correct.
 (cd $t&& git log --graph --pretty=oneline) >$t.graph.txt
iftest -z "$rewrite";then
 diff -u $t.graph.txt $t.graph.ref.txt
else
 mv -f $t.graph.txt $t.graph.ref.txt
fi

# Check the generated release notes.
 (cd $t&&$PYTHON$relnotescript --hide-header --hide-downloads-section --from initial --until master "$@") >$t.notes.txt
iftest -z "$rewrite";then
 diff -u $t.notes.txt $t.notes.ref.txt
else
 mv -f $t.notes.txt $t.notes.ref.txt
fi
 rm -rf $t
}