diff options
| -rwxr-xr-x | t/t7006-pager.sh | 149 | ||||
| -rw-r--r-- | t/test-lib.sh | 16 |
2 files changed, 117 insertions, 48 deletions
diff --git a/t/t7006-pager.sh b/t/t7006-pager.sh index d9202d5af5..3bc7a2a796 100755 --- a/t/t7006-pager.sh +++ b/t/t7006-pager.sh @@ -4,17 +4,24 @@ test_description='Test automatic use of a pager.' . ./test-lib.sh -rm -f stdout_is_tty +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 + >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 ' @@ -32,53 +39,68 @@ else 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 ' @@ -86,88 +108,119 @@ test_expect_success TTY 'no pager with --no-pager' ' # A colored commit log will begin with an appropriate ANSI escape # for the first color; the text "commit" comes later. colorful() { - read firstline < $1 + 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 && + 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 ' -unset PAGER GIT_PAGER -git config --unset core.pager 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 "$less" : '^[a-z]*$' > /dev/null && test_have_prereq TTY +if expr "$less" : '^[a-z][a-z]*$' >/dev/null && test_have_prereq TTY then test_set_prereq SIMPLEPAGER 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 + 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 test_terminal git log && + ( + PATH=.:$PATH && + export PATH && + test_terminal git log + ) && test -e default_pager_used ' -unset GIT_PAGER -git config --unset core.pager -rm -f PAGER_used test_expect_success TTY 'PAGER overrides default pager' ' - PAGER="wc > PAGER_used" && + 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 ' -unset GIT_PAGER -rm -f core.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" && + git config core.pager "wc >core.pager_used" && test_terminal git log && test -e core.pager_used ' -rm -f GIT_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" && + GIT_PAGER="wc >GIT_PAGER_used" && export GIT_PAGER && test_terminal git log && test -e GIT_PAGER_used diff --git a/t/test-lib.sh b/t/test-lib.sh index 7422bba47e..9bfa14be7f 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -530,6 +530,22 @@ test_must_fail () { test $? -gt 0 -a $? -le 129 -o $? -gt 192 } +# Similar to test_must_fail, but tolerates success, too. This is +# meant to be used in contexts like: +# +# test_expect_success 'some command works without configuration' ' +# test_might_fail git config --unset all.configuration && +# do something +# ' +# +# Writing "git config --unset all.configuration || :" would be wrong, +# because we want to notice if it fails due to segv. + +test_might_fail () { + "$@" + test $? -ge 0 -a $? -le 129 -o $? -gt 192 +} + # test_cmp is a helper function to compare actual and expected output. # You can use it like: # |