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-rw-r--r--refs.c5
-rw-r--r--t/lib-submodule-update.sh2
-rwxr-xr-xt/t0001-init.sh13
-rwxr-xr-xt/t5606-clone-options.sh3
-rw-r--r--t/test-lib.sh7
5 files changed, 25 insertions, 5 deletions
diff --git a/refs.c b/refs.c
index fa01153151..392f0bbf68 100644
--- a/refs.c
+++ b/refs.c
@@ -567,8 +567,11 @@ char *repo_default_branch_name(struct repository *r)
const char *config_key = "init.defaultbranch";
const char *config_display_key = "init.defaultBranch";
char *ret = NULL, *full_ref;
+ const char *env = getenv("GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME");
- if (repo_config_get_string(r, config_key, &ret) < 0)
+ if (env && *env)
+ ret = xstrdup(env);
+ else if (repo_config_get_string(r, config_key, &ret) < 0)
die(_("could not retrieve `%s`"), config_display_key);
if (!ret)
diff --git a/t/lib-submodule-update.sh b/t/lib-submodule-update.sh
index 87a759149f..bd3fa3c6da 100644
--- a/t/lib-submodule-update.sh
+++ b/t/lib-submodule-update.sh
@@ -144,7 +144,7 @@ create_lib_submodule_repo () {
git checkout -b valid_sub1 &&
git revert HEAD &&
- git checkout master
+ git checkout "${GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME-master}"
)
}
diff --git a/t/t0001-init.sh b/t/t0001-init.sh
index 2f7c3dcd0f..69a320489f 100755
--- a/t/t0001-init.sh
+++ b/t/t0001-init.sh
@@ -553,14 +553,21 @@ test_expect_success '--initial-branch' '
test_expect_success 'overridden default initial branch name (config)' '
test_config_global init.defaultBranch nmb &&
- git init initial-branch-config &&
+ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= git init initial-branch-config &&
git -C initial-branch-config symbolic-ref HEAD >actual &&
grep nmb actual
'
+test_expect_success 'overridden default main branch name (env)' '
+ test_config_global init.defaultBranch nmb &&
+ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=env git init main-branch-env &&
+ git -C main-branch-env symbolic-ref HEAD >actual &&
+ grep env actual
+'
+
test_expect_success 'invalid default branch name' '
- test_config_global init.defaultBranch "with space" &&
- test_must_fail git init initial-branch-invalid 2>err &&
+ test_must_fail env GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME="with space" \
+ git init initial-branch-invalid 2>err &&
test_i18ngrep "invalid branch name" err
'
diff --git a/t/t5606-clone-options.sh b/t/t5606-clone-options.sh
index e69427f881..856eebf222 100755
--- a/t/t5606-clone-options.sh
+++ b/t/t5606-clone-options.sh
@@ -37,6 +37,7 @@ test_expect_success 'redirected clone -v does show progress' '
test_expect_success 'chooses correct default initial branch name' '
git init --bare empty &&
+ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \
git -c init.defaultBranch=up clone empty whats-up &&
test refs/heads/up = $(git -C whats-up symbolic-ref HEAD) &&
test refs/heads/up = $(git -C whats-up config branch.up.merge)
@@ -51,9 +52,11 @@ test_expect_success 'guesses initial branch name correctly' '
git -c init.defaultBranch=none init --bare no-head &&
git -C initial-branch push ../no-head guess abc &&
+ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \
git clone no-head is-it2 &&
test_must_fail git -C is-it2 symbolic-ref refs/remotes/origin/HEAD &&
git -C no-head update-ref --no-deref HEAD refs/heads/guess &&
+ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \
git -c init.defaultBranch=guess clone no-head is-it3 &&
test refs/remotes/origin/guess = \
$(git -C is-it3 symbolic-ref refs/remotes/origin/HEAD)
diff --git a/t/test-lib.sh b/t/test-lib.sh
index ef31f40037..6b35070d22 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -1702,3 +1702,10 @@ test_lazy_prereq SHA1 '
test_lazy_prereq REBASE_P '
test -z "$GIT_TEST_SKIP_REBASE_P"
'
+# Special-purpose prereq for transitioning to a new default branch name:
+# Some tests need more than just a mindless (case-preserving) s/master/main/g
+# replacement. The non-trivial adjustments are guarded behind this
+# prerequisite, acting kind of as a feature flag
+test_lazy_prereq PREPARE_FOR_MAIN_BRANCH '
+ test "$GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME" = main
+'