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Make PWD a per-processor variable

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Handle this variable specially.
This commit is contained in:
ridiculousfish
2019-05-09 18:38:18 -07:00
parent ee250aba82
commit cfddd881ef
3 changed files with 107 additions and 19 deletions
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33
src/fish_tests.cpp
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@@ -4953,6 +4953,38 @@ static void test_env_vars() {
do_test(v1 != v4 && !(v1 == v4));
}
static void test_env_snapshot() {
if (system("mkdir -p test/fish_env_snapshot_test/")) err(L"mkdir failed");
bool pushed = pushd("test/fish_env_snapshot_test");
do_test(pushed);
auto &vars = parser_t::principal_parser().vars();
vars.push(true);
wcstring before_pwd = vars.get(L"PWD")->as_string();
vars.set(L"test_env_snapshot_var", 0, {L"before"});
const auto snapshot = vars.snapshot();
vars.set(L"PWD", 0, {L"/newdir"});
vars.set(L"test_env_snapshot_var", 0, {L"after"});
vars.set(L"test_env_snapshot_var_2", 0, {L"after"});
// vars should be unaffected by the snapshot
do_test(vars.get(L"PWD")->as_string() == L"/newdir");
do_test(vars.get(L"test_env_snapshot_var")->as_string() == L"after");
do_test(vars.get(L"test_env_snapshot_var_2")->as_string() == L"after");
// snapshot should have old values of vars
do_test(snapshot->get(L"PWD")->as_string() == before_pwd);
do_test(snapshot->get(L"test_env_snapshot_var")->as_string() == L"before");
do_test(snapshot->get(L"test_env_snapshot_var_2") == none());
// snapshots see global var changes except for perproc like PWD
vars.set(L"test_env_snapshot_var_3", ENV_GLOBAL, {L"reallyglobal"});
do_test(vars.get(L"test_env_snapshot_var_3")->as_string() == L"reallyglobal");
do_test(snapshot->get(L"test_env_snapshot_var_3")->as_string() == L"reallyglobal");
vars.pop();
popd();
}
static void test_illegal_command_exit_code() {
say(L"Testing illegal command exit code");
@@ -5250,6 +5282,7 @@ int main(int argc, char **argv) {
if (should_test_function("utility_functions")) test_utility_functions();
if (should_test_function("wcstring_tok")) test_wcstring_tok();
if (should_test_function("env_vars")) test_env_vars();
if (should_test_function("env")) test_env_snapshot();
if (should_test_function("str_to_num")) test_str_to_num();
if (should_test_function("enum")) test_enum_set();
if (should_test_function("enum")) test_enum_array();