git-remote-mediawiki: add preview subcommand into git mw

diff --git a/t/t5521-pull-options.sh b/t/t5521-pull-options.sh
index aa31abe32b3abc1b43d8111f6503313aa8237455..453aba53f45e34f6b17bcad7628f4224d6c2de4c 100755 (executable)
--- a/t/t5521-pull-options.sh
+++ b/t/t5521-pull-options.sh
@@ -15,19 +15,19 @@ test_expect_success 'git pull -q' '
        mkdir clonedq &&
        (cd clonedq && git init &&
        git pull -q "../parent" >out 2>err &&
-       test ! -s err &&
-       test ! -s out)
+       test_must_be_empty err &&
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull -q --rebase' '
        mkdir clonedqrb &&
        (cd clonedqrb && git init &&
        git pull -q --rebase "../parent" >out 2>err &&
-       test ! -s err &&
-       test ! -s out &&
+       test_must_be_empty err &&
+       test_must_be_empty out &&
        git pull -q --rebase "../parent" >out 2>err &&
-       test ! -s err &&
-       test ! -s out)
+       test_must_be_empty err &&
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull' '
@@ -35,7 +35,7 @@ test_expect_success 'git pull' '
        (cd cloned && git init &&
        git pull "../parent" >out 2>err &&
        test -s err &&
-       test ! -s out)
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull --rebase' '
@@ -43,7 +43,7 @@ test_expect_success 'git pull --rebase' '
        (cd clonedrb && git init &&
        git pull --rebase "../parent" >out 2>err &&
        test -s err &&
-       test ! -s out)
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull -v' '
@@ -51,7 +51,7 @@ test_expect_success 'git pull -v' '
        (cd clonedv && git init &&
        git pull -v "../parent" >out 2>err &&
        test -s err &&
-       test ! -s out)
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull -v --rebase' '
@@ -59,22 +59,22 @@ test_expect_success 'git pull -v --rebase' '
        (cd clonedvrb && git init &&
        git pull -v --rebase "../parent" >out 2>err &&
        test -s err &&
-       test ! -s out)
+       test_must_be_empty out)
 '
 
 test_expect_success 'git pull -v -q' '
        mkdir clonedvq &&
        (cd clonedvq && git init &&
        git pull -v -q "../parent" >out 2>err &&
-       test ! -s out &&
-       test ! -s err)
+       test_must_be_empty out &&
+       test_must_be_empty err)
 '
 
 test_expect_success 'git pull -q -v' '
        mkdir clonedqv &&
        (cd clonedqv && git init &&
        git pull -q -v "../parent" >out 2>err &&
-       test ! -s out &&
+       test_must_be_empty out &&
        test -s err)
 '