test_description='Test automatic use of a pager.'
. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-pager.sh
+
+cleanup_fail() {
+ echo >&2 cleanup failed
+ (exit 1)
+}
-rm -f stdout_is_tty
test_expect_success 'set up terminal for tests' '
+ rm -f stdout_is_tty ||
+ cleanup_fail &&
+
if test -t 1
then
- : > stdout_is_tty
+ >stdout_is_tty
elif
test_have_prereq PERL &&
"$PERL_PATH" "$TEST_DIRECTORY"/t7006/test-terminal.perl \
sh -c "test -t 1"
then
- : > test_terminal_works
+ >test_terminal_works
fi
'
}
test_set_prereq TTY
else
- say no usable terminal, so skipping some tests
+ say "# no usable terminal, so skipping some tests"
fi
-unset GIT_PAGER GIT_PAGER_IN_USE
-git config --unset core.pager
-PAGER='cat > paginated.out'
-export PAGER
-
test_expect_success 'setup' '
+ unset GIT_PAGER GIT_PAGER_IN_USE;
+ test_might_fail git config --unset core.pager &&
+
+ PAGER="cat >paginated.out" &&
+ export PAGER &&
+
test_commit initial
'
-rm -f paginated.out
test_expect_success TTY 'some commands use a pager' '
+ rm -f paginated.out ||
+ cleanup_fail &&
+
test_terminal git log &&
test -e paginated.out
'
-rm -f paginated.out
test_expect_success TTY 'some commands do not use a pager' '
+ rm -f paginated.out ||
+ cleanup_fail &&
+
test_terminal git rev-list HEAD &&
! test -e paginated.out
'
-rm -f paginated.out
test_expect_success 'no pager when stdout is a pipe' '
+ rm -f paginated.out ||
+ cleanup_fail &&
+
git log | cat &&
! test -e paginated.out
'
-rm -f paginated.out
test_expect_success 'no pager when stdout is a regular file' '
- git log > file &&
+ rm -f paginated.out ||
+ cleanup_fail &&
+
+ git log >file &&
! test -e paginated.out
'
-rm -f paginated.out
test_expect_success TTY 'git --paginate rev-list uses a pager' '
+ rm -f paginated.out ||
+ cleanup_fail &&
+
test_terminal git --paginate rev-list HEAD &&
test -e paginated.out
'
-rm -f file paginated.out
test_expect_success 'no pager even with --paginate when stdout is a pipe' '
+ rm -f file paginated.out ||
+ cleanup_fail &&
+
git --paginate log | cat &&
! test -e paginated.out
'
-rm -f paginated.out
test_expect_success TTY 'no pager with --no-pager' '
+ rm -f paginated.out ||
+ cleanup_fail &&
+
test_terminal git --no-pager log &&
! test -e paginated.out
'
# A colored commit log will begin with an appropriate ANSI escape
# for the first color; the text "commit" comes later.
colorful() {
- read firstline < $1
- ! expr "$firstline" : "^[a-zA-Z]" >/dev/null
+ read firstline <$1
+ ! expr "$firstline" : "[a-zA-Z]" >/dev/null
}
-rm -f colorful.log colorless.log
test_expect_success 'tests can detect color' '
- git log --no-color > colorless.log &&
- git log --color > colorful.log &&
+ rm -f colorful.log colorless.log ||
+ cleanup_fail &&
+
+ git log --no-color >colorless.log &&
+ git log --color >colorful.log &&
! colorful colorless.log &&
colorful colorful.log
'
-rm -f colorless.log
-git config color.ui auto
test_expect_success 'no color when stdout is a regular file' '
- git log > colorless.log &&
+ rm -f colorless.log &&
+ git config color.ui auto ||
+ cleanup_fail &&
+
+ git log >colorless.log &&
! colorful colorless.log
'
-rm -f paginated.out
-git config color.ui auto
test_expect_success TTY 'color when writing to a pager' '
- TERM=vt100 test_terminal git log &&
+ rm -f paginated.out &&
+ git config color.ui auto ||
+ cleanup_fail &&
+
+ (
+ TERM=vt100 &&
+ export TERM &&
+ test_terminal git log
+ ) &&
colorful paginated.out
'
-rm -f colorful.log
-git config color.ui auto
test_expect_success 'color when writing to a file intended for a pager' '
- TERM=vt100 GIT_PAGER_IN_USE=true git log > colorful.log &&
- colorful colorful.log
-'
+ rm -f colorful.log &&
+ git config color.ui auto ||
+ cleanup_fail &&
-unset PAGER GIT_PAGER
-git config --unset core.pager
-test_expect_success 'determine default pager' '
- less=$(git var GIT_PAGER) &&
- test -n "$less"
+ (
+ TERM=vt100 &&
+ GIT_PAGER_IN_USE=true &&
+ export TERM GIT_PAGER_IN_USE &&
+ git log >colorful.log
+ ) &&
+ colorful colorful.log
'
-if expr "$less" : '^[a-z]*$' > /dev/null && test_have_prereq TTY
+if test_have_prereq SIMPLEPAGER && test_have_prereq TTY
then
- test_set_prereq SIMPLEPAGER
+ test_set_prereq SIMPLEPAGERTTY
fi
-unset PAGER GIT_PAGER
-git config --unset core.pager
-rm -f default_pager_used
-test_expect_success SIMPLEPAGER 'default pager is used by default' '
- cat > $less <<-EOF &&
- #!$SHELL_PATH
- wc > default_pager_used
- EOF
- chmod +x $less &&
- PATH=.:$PATH test_terminal git log &&
- test -e default_pager_used
-'
+# Use this helper to make it easy for the caller of your
+# terminal-using function to specify whether it should fail.
+# If you write
+#
+# your_test() {
+# parse_args "$@"
+#
+# $test_expectation "$cmd - behaves well" "
+# ...
+# $full_command &&
+# ...
+# "
+# }
+#
+# then your test can be used like this:
+#
+# your_test expect_(success|failure) [test_must_fail] 'git foo'
+#
+parse_args() {
+ test_expectation="test_$1"
+ shift
+ if test "$1" = test_must_fail
+ then
+ full_command="test_must_fail test_terminal "
+ shift
+ else
+ full_command="test_terminal "
+ fi
+ cmd=$1
+ full_command="$full_command $1"
+}
-unset GIT_PAGER
-git config --unset core.pager
-rm -f PAGER_used
-test_expect_success TTY 'PAGER overrides default pager' '
- PAGER="wc > PAGER_used" &&
- export PAGER &&
- test_terminal git log &&
- test -e PAGER_used
-'
+test_default_pager() {
+ parse_args "$@"
-unset GIT_PAGER
-rm -f core.pager_used
-test_expect_success TTY 'core.pager overrides PAGER' '
- PAGER=wc &&
- export PAGER &&
- git config core.pager "wc > core.pager_used" &&
- test_terminal git log &&
- test -e core.pager_used
-'
+ $test_expectation SIMPLEPAGERTTY "$cmd - default pager is used by default" "
+ unset PAGER GIT_PAGER;
+ test_might_fail git config --unset core.pager &&
+ rm -f default_pager_used ||
+ cleanup_fail &&
-rm -f GIT_PAGER_used
-test_expect_success TTY 'GIT_PAGER overrides core.pager' '
- git config core.pager wc &&
- GIT_PAGER="wc > GIT_PAGER_used" &&
- export GIT_PAGER &&
- test_terminal git log &&
- test -e GIT_PAGER_used
+ cat >\$less <<-\EOF &&
+ #!/bin/sh
+ wc >default_pager_used
+ EOF
+ chmod +x \$less &&
+ (
+ PATH=.:\$PATH &&
+ export PATH &&
+ $full_command
+ ) &&
+ test -e default_pager_used
+ "
+}
+
+test_PAGER_overrides() {
+ parse_args "$@"
+
+ $test_expectation TTY "$cmd - PAGER overrides default pager" "
+ unset GIT_PAGER;
+ test_might_fail git config --unset core.pager &&
+ rm -f PAGER_used ||
+ cleanup_fail &&
+
+ PAGER='wc >PAGER_used' &&
+ export PAGER &&
+ $full_command &&
+ test -e PAGER_used
+ "
+}
+
+test_core_pager_overrides() {
+ if_local_config=
+ used_if_wanted='overrides PAGER'
+ test_core_pager "$@"
+}
+
+test_local_config_ignored() {
+ if_local_config='! '
+ used_if_wanted='is not used'
+ test_core_pager "$@"
+}
+
+test_core_pager() {
+ parse_args "$@"
+
+ $test_expectation TTY "$cmd - repository-local core.pager setting $used_if_wanted" "
+ unset GIT_PAGER;
+ rm -f core.pager_used ||
+ cleanup_fail &&
+
+ PAGER=wc &&
+ export PAGER &&
+ git config core.pager 'wc >core.pager_used' &&
+ $full_command &&
+ ${if_local_config}test -e core.pager_used
+ "
+}
+
+test_core_pager_subdir() {
+ if_local_config=
+ used_if_wanted='overrides PAGER'
+ test_pager_subdir_helper "$@"
+}
+
+test_no_local_config_subdir() {
+ if_local_config='! '
+ used_if_wanted='is not used'
+ test_pager_subdir_helper "$@"
+}
+
+test_pager_subdir_helper() {
+ parse_args "$@"
+
+ $test_expectation TTY "$cmd - core.pager $used_if_wanted from subdirectory" "
+ unset GIT_PAGER;
+ rm -f core.pager_used &&
+ rm -fr sub ||
+ cleanup_fail &&
+
+ PAGER=wc &&
+ stampname=\$(pwd)/core.pager_used &&
+ export PAGER stampname &&
+ git config core.pager 'wc >\"\$stampname\"' &&
+ mkdir sub &&
+ (
+ cd sub &&
+ $full_command
+ ) &&
+ ${if_local_config}test -e core.pager_used
+ "
+}
+
+test_GIT_PAGER_overrides() {
+ parse_args "$@"
+
+ $test_expectation TTY "$cmd - GIT_PAGER overrides core.pager" "
+ rm -f GIT_PAGER_used ||
+ cleanup_fail &&
+
+ git config core.pager wc &&
+ GIT_PAGER='wc >GIT_PAGER_used' &&
+ export GIT_PAGER &&
+ $full_command &&
+ test -e GIT_PAGER_used
+ "
+}
+
+test_doesnt_paginate() {
+ parse_args "$@"
+
+ $test_expectation TTY "no pager for '$cmd'" "
+ rm -f GIT_PAGER_used ||
+ cleanup_fail &&
+
+ GIT_PAGER='wc >GIT_PAGER_used' &&
+ export GIT_PAGER &&
+ $full_command &&
+ ! test -e GIT_PAGER_used
+ "
+}
+
+test_pager_choices() {
+ test_default_pager expect_success "$@"
+ test_PAGER_overrides expect_success "$@"
+ test_core_pager_overrides expect_success "$@"
+ test_core_pager_subdir expect_success "$@"
+ test_GIT_PAGER_overrides expect_success "$@"
+}
+
+test_expect_success 'setup: some aliases' '
+ git config alias.aliasedlog log &&
+ git config alias.true "!true"
'
+test_pager_choices 'git log'
+test_pager_choices 'git -p log'
+test_pager_choices 'git aliasedlog'
+
+test_default_pager expect_success 'git -p aliasedlog'
+test_PAGER_overrides expect_success 'git -p aliasedlog'
+test_core_pager_overrides expect_success 'git -p aliasedlog'
+test_core_pager_subdir expect_failure 'git -p aliasedlog'
+test_GIT_PAGER_overrides expect_success 'git -p aliasedlog'
+
+test_default_pager expect_success 'git -p true'
+test_PAGER_overrides expect_success 'git -p true'
+test_core_pager_overrides expect_success 'git -p true'
+test_core_pager_subdir expect_failure 'git -p true'
+test_GIT_PAGER_overrides expect_success 'git -p true'
+
+test_default_pager expect_success test_must_fail 'git -p request-pull'
+test_PAGER_overrides expect_success test_must_fail 'git -p request-pull'
+test_core_pager_overrides expect_success test_must_fail 'git -p request-pull'
+test_core_pager_subdir expect_failure test_must_fail 'git -p request-pull'
+test_GIT_PAGER_overrides expect_success test_must_fail 'git -p request-pull'
+
+test_default_pager expect_success test_must_fail 'git -p'
+test_PAGER_overrides expect_success test_must_fail 'git -p'
+test_local_config_ignored expect_failure test_must_fail 'git -p'
+test_no_local_config_subdir expect_success test_must_fail 'git -p'
+test_GIT_PAGER_overrides expect_success test_must_fail 'git -p'
+
+test_doesnt_paginate expect_failure test_must_fail 'git -p nonsense'
+
test_done