git/t/t0014-alias.sh

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#!/bin/sh
test_description='git command aliasing'
. ./test-lib.sh
test_expect_success 'nested aliases - internal execution' '
git config alias.nested-internal-1 nested-internal-2 &&
git config alias.nested-internal-2 status &&
git nested-internal-1 >output &&
test_grep "^On branch " output
'
test_expect_success 'nested aliases - mixed execution' '
git config alias.nested-external-1 nested-external-2 &&
git config alias.nested-external-2 "!git nested-external-3" &&
git config alias.nested-external-3 status &&
git nested-external-1 >output &&
test_grep "^On branch " output
'
test_expect_success 'looping aliases - internal execution' '
git config alias.loop-internal-1 loop-internal-2 &&
git config alias.loop-internal-2 loop-internal-3 &&
git config alias.loop-internal-3 loop-internal-2 &&
test_must_fail git loop-internal-1 2>output &&
test_grep "^fatal: alias loop detected: expansion of" output
'
# This test is disabled until external loops are fixed, because would block
# the test suite for a full minute.
#
#test_expect_failure 'looping aliases - mixed execution' '
# git config alias.loop-mixed-1 loop-mixed-2 &&
# git config alias.loop-mixed-2 "!git loop-mixed-1" &&
# test_must_fail git loop-mixed-1 2>output &&
# test_grep "^fatal: alias loop detected: expansion of" output
#'
test_expect_success 'run-command formats empty args properly' '
test_must_fail env GIT_TRACE=1 git frotz a "" b " " c 2>actual.raw &&
sed -ne "/run_command:/s/.*trace: run_command: //p" actual.raw >actual &&
echo "git-frotz a '\'''\'' b '\'' '\'' c" >expect &&
test_cmp expect actual
'
test_expect_success 'tracing a shell alias with arguments shows trace of prepared command' '
cat >expect <<-EOF &&
trace: start_command: SHELL -c ${SQ}echo \$* "\$@"${SQ} ${SQ}echo \$*${SQ} arg
EOF
git config alias.echo "!echo \$*" &&
env GIT_TRACE=1 git echo arg 2>output &&
# redact platform differences
sed -n -e "s/^\(trace: start_command:\) .* -c /\1 SHELL -c /p" output >actual &&
test_cmp expect actual
'
test_done