git-commit-vandalism/t/t1309-early-config.sh

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#!/bin/sh
test_description='Test read_early_config()'
. ./test-lib.sh
test_expect_success 'read early config' '
test_config early.config correct &&
test-tool config read_early_config early.config >output &&
test correct = "$(cat output)"
'
test_expect_success 'in a sub-directory' '
test_config early.config sub &&
mkdir -p sub &&
(
cd sub &&
test-tool config read_early_config early.config
) >output &&
test sub = "$(cat output)"
'
test_expect_success 'ceiling' '
test_config early.config ceiling &&
mkdir -p sub &&
(
GIT_CEILING_DIRECTORIES="$PWD" &&
export GIT_CEILING_DIRECTORIES &&
cd sub &&
test-tool config read_early_config early.config
) >output &&
test_must_be_empty output
'
test_expect_success 'ceiling #2' '
mkdir -p xdg/git &&
git config -f xdg/git/config early.config xdg &&
test_config early.config ceiling &&
mkdir -p sub &&
(
XDG_CONFIG_HOME="$PWD"/xdg &&
GIT_CEILING_DIRECTORIES="$PWD" &&
export GIT_CEILING_DIRECTORIES XDG_CONFIG_HOME &&
cd sub &&
test-tool config read_early_config early.config
) >output &&
test xdg = "$(cat output)"
'
cmdline_config="'test.source=cmdline'"
test_expect_success 'read config file in right order' '
echo "[test]source = home" >>.gitconfig &&
git init foo &&
(
cd foo &&
echo "[test]source = repo" >>.git/config &&
GIT_CONFIG_PARAMETERS=$cmdline_config test-tool config \
read_early_config test.source >actual &&
cat >expected <<-\EOF &&
home
repo
cmdline
EOF
test_cmp expected actual
)
'
test_with_config () {
rm -rf throwaway &&
git init throwaway &&
(
cd throwaway &&
echo "$*" >.git/config &&
test-tool config read_early_config early.config
)
}
test_expect_success 'ignore .git/ with incompatible repository version' '
test_with_config "[core]repositoryformatversion = 999999" 2>err &&
test_i18ngrep "warning:.* Expected git repo version <= [1-9]" err
'
test_expect_failure 'ignore .git/ with invalid repository version' '
test_with_config "[core]repositoryformatversion = invalid"
'
test_expect_failure 'ignore .git/ with invalid config' '
test_with_config "["
'
config: work around bug with includeif:onbranch and early config Since 07b2c0eacac (config: learn the "onbranch:" includeIf condition, 2019-06-05), there is a potential catch-22 in the early config path: if the `include.onbranch:` feature is used, Git assumes that the Git directory has been initialized already. However, in the early config code path that is not true. One way to trigger this is to call the following commands in any repository: git config includeif.onbranch:refs/heads/master.path broken git help -a The symptom triggered by the `git help -a` invocation reads like this: BUG: refs.c:1851: attempting to get main_ref_store outside of repository Let's work around this, simply by ignoring the `includeif.onbranch:` setting when parsing the config when the ref store has not been initialized (yet). Technically, there is a way to solve this properly: teach the refs machinery to initialize the ref_store from a given gitdir/commondir pair (which we _do_ have in the early config code path), and then use that in `include_by_branch()`. This, however, is a pretty involved project, and we're already in the feature freeze for Git v2.23.0. Note: when calling above-mentioned two commands _outside_ of any Git worktree (passing the `--global` flag to `git config`, as there is obviously no repository config available), at the point when `include_by_branch()` is called, `the_repository` is `NULL`, therefore we have to be extra careful not to dereference it in that case. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-07-31 22:06:42 +02:00
test_expect_success 'early config and onbranch' '
echo "[broken" >broken &&
test_with_config "[includeif \"onbranch:master\"]path=../broken"
config: work around bug with includeif:onbranch and early config Since 07b2c0eacac (config: learn the "onbranch:" includeIf condition, 2019-06-05), there is a potential catch-22 in the early config path: if the `include.onbranch:` feature is used, Git assumes that the Git directory has been initialized already. However, in the early config code path that is not true. One way to trigger this is to call the following commands in any repository: git config includeif.onbranch:refs/heads/master.path broken git help -a The symptom triggered by the `git help -a` invocation reads like this: BUG: refs.c:1851: attempting to get main_ref_store outside of repository Let's work around this, simply by ignoring the `includeif.onbranch:` setting when parsing the config when the ref store has not been initialized (yet). Technically, there is a way to solve this properly: teach the refs machinery to initialize the ref_store from a given gitdir/commondir pair (which we _do_ have in the early config code path), and then use that in `include_by_branch()`. This, however, is a pretty involved project, and we're already in the feature freeze for Git v2.23.0. Note: when calling above-mentioned two commands _outside_ of any Git worktree (passing the `--global` flag to `git config`, as there is obviously no repository config available), at the point when `include_by_branch()` is called, `the_repository` is `NULL`, therefore we have to be extra careful not to dereference it in that case. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-07-31 22:06:42 +02:00
'
test_expect_success 'onbranch config outside of git repo' '
test_config_global includeIf.onbranch:master.path non-existent &&
nongit git help
'
test_done