| #!/bin/sh |
| |
| test_description='Test automatic use of a pager.' |
| |
| . ./test-lib.sh |
| |
| cleanup_fail() { |
| echo >&2 cleanup failed |
| (exit 1) |
| } |
| |
| test_expect_success 'set up terminal for tests' ' |
| rm -f stdout_is_tty || |
| cleanup_fail && |
| |
| if test -t 1 |
| then |
| >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 |
| fi |
| ' |
| |
| if test -e stdout_is_tty |
| then |
| test_terminal() { "$@"; } |
| test_set_prereq TTY |
| elif test -e test_terminal_works |
| then |
| test_terminal() { |
| "$PERL_PATH" "$TEST_DIRECTORY"/t7006/test-terminal.perl "$@" |
| } |
| test_set_prereq TTY |
| else |
| say no usable terminal, so skipping some tests |
| fi |
| |
| 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 |
| ' |
| |
| test_expect_success TTY 'some commands use a pager' ' |
| rm -f paginated.out || |
| cleanup_fail && |
| |
| test_terminal git log && |
| test -e 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 |
| ' |
| |
| test_expect_success 'no pager when stdout is a pipe' ' |
| rm -f paginated.out || |
| cleanup_fail && |
| |
| git log | cat && |
| ! test -e paginated.out |
| ' |
| |
| test_expect_success 'no pager when stdout is a regular file' ' |
| rm -f paginated.out || |
| cleanup_fail && |
| |
| git log >file && |
| ! test -e 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 |
| ' |
| |
| 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 |
| ' |
| |
| 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 |
| } |
| |
| test_expect_success 'tests can detect color' ' |
| 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 |
| ' |
| |
| test_expect_success 'no color when stdout is a regular file' ' |
| rm -f colorless.log && |
| git config color.ui auto || |
| cleanup_fail && |
| |
| git log >colorless.log && |
| ! colorful colorless.log |
| ' |
| |
| test_expect_success TTY 'color when writing to a pager' ' |
| rm -f paginated.out && |
| git config color.ui auto || |
| cleanup_fail && |
| |
| ( |
| TERM=vt100 && |
| export TERM && |
| test_terminal git log |
| ) && |
| colorful paginated.out |
| ' |
| |
| test_expect_success 'color when writing to a file intended for a pager' ' |
| rm -f colorful.log && |
| git config color.ui auto || |
| cleanup_fail && |
| |
| ( |
| TERM=vt100 && |
| GIT_PAGER_IN_USE=true && |
| export TERM GIT_PAGER_IN_USE && |
| git log >colorful.log |
| ) && |
| colorful colorful.log |
| ' |
| |
| test_expect_success 'determine default pager' ' |
| unset PAGER GIT_PAGER; |
| test_might_fail git config --unset core.pager || |
| cleanup_fail && |
| |
| less=$(git var GIT_PAGER) && |
| test -n "$less" |
| ' |
| |
| if expr "$less" : '[a-z][a-z]*$' >/dev/null && test_have_prereq TTY |
| then |
| test_set_prereq SIMPLEPAGER |
| fi |
| |
| test_expect_success SIMPLEPAGER '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 && |
| |
| cat >$less <<-\EOF && |
| #!/bin/sh |
| wc >default_pager_used |
| EOF |
| chmod +x $less && |
| ( |
| PATH=.:$PATH && |
| export PATH && |
| test_terminal git log |
| ) && |
| test -e default_pager_used |
| ' |
| |
| test_expect_success TTY '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 && |
| test_terminal git log && |
| test -e PAGER_used |
| ' |
| |
| test_expect_success TTY 'core.pager overrides PAGER' ' |
| unset GIT_PAGER; |
| rm -f core.pager_used || |
| cleanup_fail && |
| |
| PAGER=wc && |
| export PAGER && |
| git config core.pager "wc >core.pager_used" && |
| test_terminal git log && |
| test -e core.pager_used |
| ' |
| |
| test_expect_success TTY '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 && |
| test_terminal git log && |
| test -e GIT_PAGER_used |
| ' |
| |
| test_done |