t0001: drop useless subshells

Many tests use subshells, but don't actually change the
shell environment. They were probably cargo-culted from
earlier tests which did need subshells. Drop the useless
ones.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t0001-init.sh b/t/t0001-init.sh
index 4560bba559c15dfb497387bc94f16d294d08dfd0..d8c00b44cc8275daffa84af1f6487407eb029c15 100755 (executable)
--- a/t/t0001-init.sh
+++ b/t/t0001-init.sh
@@ -106,11 +106,8 @@ test_expect_success 'plain bare with GIT_WORK_TREE' '
 '
 
 test_expect_success 'GIT_DIR bare' '
-
-       (
-               mkdir git-dir-bare.git &&
-               GIT_DIR=git-dir-bare.git git init
-       ) &&
+       mkdir git-dir-bare.git &&
+       GIT_DIR=git-dir-bare.git git init &&
        check_config git-dir-bare.git true unset
 '
 
@@ -242,36 +239,28 @@ test_expect_success 'init rejects insanely long --template' '
 
 test_expect_success 'init creates a new directory' '
        rm -fr newdir &&
-       (
-               git init newdir &&
-               test_path_is_dir newdir/.git/refs
-       )
+       git init newdir &&
+       test_path_is_dir newdir/.git/refs
 '
 
 test_expect_success 'init creates a new bare directory' '
        rm -fr newdir &&
-       (
-               git init --bare newdir &&
-               test_path_is_dir newdir/refs
-       )
+       git init --bare newdir &&
+       test_path_is_dir newdir/refs
 '
 
 test_expect_success 'init recreates a directory' '
        rm -fr newdir &&
-       (
-               mkdir newdir &&
-               git init newdir &&
-               test_path_is_dir newdir/.git/refs
-       )
+       mkdir newdir &&
+       git init newdir &&
+       test_path_is_dir newdir/.git/refs
 '
 
 test_expect_success 'init recreates a new bare directory' '
        rm -fr newdir &&
-       (
-               mkdir newdir &&
-               git init --bare newdir &&
-               test_path_is_dir newdir/refs
-       )
+       mkdir newdir &&
+       git init --bare newdir &&
+       test_path_is_dir newdir/refs
 '
 
 test_expect_success 'init creates a new deep directory' '
@@ -297,30 +286,24 @@ test_expect_success POSIXPERM 'init creates a new deep directory (umask vs. shar
 
 test_expect_success 'init notices EEXIST (1)' '
        rm -fr newdir &&
-       (
-               >newdir &&
-               test_must_fail git init newdir &&
-               test_path_is_file newdir
-       )
+       >newdir &&
+       test_must_fail git init newdir &&
+       test_path_is_file newdir
 '
 
 test_expect_success 'init notices EEXIST (2)' '
        rm -fr newdir &&
-       (
-               mkdir newdir &&
-               >newdir/a
-               test_must_fail git init newdir/a/b &&
-               test_path_is_file newdir/a
-       )
+       mkdir newdir &&
+       >newdir/a &&
+       test_must_fail git init newdir/a/b &&
+       test_path_is_file newdir/a
 '
 
 test_expect_success POSIXPERM,SANITY 'init notices EPERM' '
        rm -fr newdir &&
-       (
-               mkdir newdir &&
-               chmod -w newdir &&
-               test_must_fail git init newdir/a/b
-       )
+       mkdir newdir &&
+       chmod -w newdir &&
+       test_must_fail git init newdir/a/b
 '
 
 test_expect_success 'init creates a new bare directory with global --bare' '