merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 162 insertions, 0 deletions

diff --git a/third_party/git/t/t7517-per-repo-email.sh b/third_party/git/t/t7517-per-repo-email.sh
new file mode 100755
index 0000000000..b2401cec3e
--- /dev/null
+++ b/third_party/git/t/t7517-per-repo-email.sh
@@ -0,0 +1,162 @@
+#!/bin/sh
+#
+# Copyright (c) 2016 Dan Aloni
+# Copyright (c) 2016 Jeff King
+#
+
+test_description='per-repo forced setting of email address'
+
+. ./test-lib.sh
+
+test_expect_success 'setup a likely user.useConfigOnly use case' '
+	# we want to make sure a reflog is written, since that needs
+	# a non-strict ident. So be sure we have an actual commit.
+	test_commit foo &&
+
+	sane_unset GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL &&
+	sane_unset GIT_COMMITTER_NAME GIT_COMMITTER_EMAIL &&
+	git config user.name "test" &&
+	git config --global user.useConfigOnly true
+'
+
+test_expect_success 'fails committing if clone email is not set' '
+	test_must_fail git commit --allow-empty -m msg
+'
+
+test_expect_success 'fails committing if clone email is not set, but EMAIL set' '
+	test_must_fail env EMAIL=test@fail.com git commit --allow-empty -m msg
+'
+
+test_expect_success 'succeeds committing if clone email is set' '
+	test_config user.email "test@ok.com" &&
+	git commit --allow-empty -m msg
+'
+
+test_expect_success 'succeeds cloning if global email is not set' '
+	git clone . clone
+'
+
+test_expect_success 'set up rebase scenarios' '
+	# temporarily enable an actual ident for this setup
+	test_config user.email foo@example.com &&
+	test_commit new &&
+	git branch side-without-commit HEAD^ &&
+	git checkout -b side-with-commit HEAD^ &&
+	test_commit side
+'
+
+test_expect_success 'fast-forward rebase does not care about ident' '
+	git checkout -B tmp side-without-commit &&
+	git rebase master
+'
+
+test_expect_success 'non-fast-forward rebase refuses to write commits' '
+	test_when_finished "git rebase --abort || true" &&
+	git checkout -B tmp side-with-commit &&
+	test_must_fail git rebase master
+'
+
+test_expect_success 'fast-forward rebase does not care about ident (interactive)' '
+	git checkout -B tmp side-without-commit &&
+	git rebase -i master
+'
+
+test_expect_success 'non-fast-forward rebase refuses to write commits (interactive)' '
+	test_when_finished "git rebase --abort || true" &&
+	git checkout -B tmp side-with-commit &&
+	test_must_fail git rebase -i master
+'
+
+test_expect_success 'noop interactive rebase does not care about ident' '
+	git checkout -B tmp side-with-commit &&
+	git rebase -i HEAD^
+'
+
+test_expect_success REBASE_P \
+	'fast-forward rebase does not care about ident (preserve)' '
+	git checkout -B tmp side-without-commit &&
+	git rebase -p master
+'
+
+test_expect_success REBASE_P \
+	'non-fast-forward rebase refuses to write commits (preserve)' '
+	test_when_finished "git rebase --abort || true" &&
+	git checkout -B tmp side-with-commit &&
+	test_must_fail git rebase -p master
+'
+
+test_expect_success 'author.name overrides user.name' '
+	test_config user.name user &&
+	test_config user.email user@example.com &&
+	test_config author.name author &&
+	test_commit author-name-override-user &&
+	echo author user@example.com > expected-author &&
+	echo user user@example.com > expected-committer &&
+	git log --format="%an %ae" -1 > actual-author &&
+	git log --format="%cn %ce" -1 > actual-committer &&
+	test_cmp expected-author actual-author &&
+	test_cmp expected-committer actual-committer
+'
+
+test_expect_success 'author.email overrides user.email' '
+	test_config user.name user &&
+	test_config user.email user@example.com &&
+	test_config author.email author@example.com &&
+	test_commit author-email-override-user &&
+	echo user author@example.com > expected-author &&
+	echo user user@example.com > expected-committer &&
+	git log --format="%an %ae" -1 > actual-author &&
+	git log --format="%cn %ce" -1 > actual-committer &&
+	test_cmp expected-author actual-author &&
+	test_cmp expected-committer actual-committer
+'
+
+test_expect_success 'committer.name overrides user.name' '
+	test_config user.name user &&
+	test_config user.email user@example.com &&
+	test_config committer.name committer &&
+	test_commit committer-name-override-user &&
+	echo user user@example.com > expected-author &&
+	echo committer user@example.com > expected-committer &&
+	git log --format="%an %ae" -1 > actual-author &&
+	git log --format="%cn %ce" -1 > actual-committer &&
+	test_cmp expected-author actual-author &&
+	test_cmp expected-committer actual-committer
+'
+
+test_expect_success 'committer.email overrides user.email' '
+	test_config user.name user &&
+	test_config user.email user@example.com &&
+	test_config committer.email committer@example.com &&
+	test_commit committer-email-override-user &&
+	echo user user@example.com > expected-author &&
+	echo user committer@example.com > expected-committer &&
+	git log --format="%an %ae" -1 > actual-author &&
+	git log --format="%cn %ce" -1 > actual-committer &&
+	test_cmp expected-author actual-author &&
+	test_cmp expected-committer actual-committer
+'
+
+test_expect_success 'author and committer environment variables override config settings' '
+	test_config user.name user &&
+	test_config user.email user@example.com &&
+	test_config author.name author &&
+	test_config author.email author@example.com &&
+	test_config committer.name committer &&
+	test_config committer.email committer@example.com &&
+	GIT_AUTHOR_NAME=env_author && export GIT_AUTHOR_NAME &&
+	GIT_AUTHOR_EMAIL=env_author@example.com && export GIT_AUTHOR_EMAIL &&
+	GIT_COMMITTER_NAME=env_commit && export GIT_COMMITTER_NAME &&
+	GIT_COMMITTER_EMAIL=env_commit@example.com && export GIT_COMMITTER_EMAIL &&
+	test_commit env-override-conf &&
+	echo env_author env_author@example.com > expected-author &&
+	echo env_commit env_commit@example.com > expected-committer &&
+	git log --format="%an %ae" -1 > actual-author &&
+	git log --format="%cn %ce" -1 > actual-committer &&
+	sane_unset GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL &&
+	sane_unset GIT_COMMITTER_NAME GIT_COMMITTER_EMAIL &&
+	test_cmp expected-author actual-author &&
+	test_cmp expected-committer actual-committer
+'
+
+test_done