Run each test fully independently in own environment

This commit is contained in:
Mahmoud Al-Qudsi 2021-03-15 12:42:53 -05:00 committed by Johannes Altmanninger
parent 498e5fa9b0
commit 35975d83af
5 changed files with 166 additions and 156 deletions

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@ -175,7 +175,7 @@ install(FILES fish.png DESTINATION ${rel_datadir}/pixmaps)
# Group install targets into a InstallTargets folder
set_property(TARGET build_fish_pc CHECK-FISH-BUILD-VERSION-FILE
test_fishscript
# test_fishscript
test_prep tests_buildroot_target
PROPERTY FOLDER cmake/InstallTargets)

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@ -1,3 +1,14 @@
# This adds ctest support to the project
enable_testing()
# By default, ctest runs tests serially
if(NOT CTEST_PARALLEL_LEVEL)
include(ProcessorCount)
ProcessorCount(CORES)
message("CTEST_PARALLEL_LEVEL ${CORES}")
set(CTEST_PARALLEL_LEVEL ${CORES})
endif()
# Define fish_tests.
add_executable(fish_tests EXCLUDE_FROM_ALL
src/fish_tests.cpp)
@ -6,6 +17,25 @@ fish_link_deps_and_sign(fish_tests)
# The "test" directory.
set(TEST_DIR ${CMAKE_CURRENT_BINARY_DIR}/test)
# HACK: CMake is a configuration tool, not a build system. However, until CMake adds a way to
# dynamically discover tests, our options are either this or resorting to sed/awk to parse the low
# level tests source file to get the list of individual tests. Or to split each test into its own
# source file.
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} ${CMAKE_SOURCE_DIR}/src/fish_tests.cpp
-o ${CMAKE_BINARY_DIR}/fish_tests_list
-I ${CMAKE_CURRENT_BINARY_DIR} # for config.h
-lpthread
# Strip actual dependency on fish code
-Wl,-undefined,dynamic_lookup,--unresolved-symbols=ignore-all
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
execute_process(
COMMAND ./fish_tests_list --list
OUTPUT_FILE low_level_tests.txt
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
# The directory into which fish is installed.
set(TEST_INSTALL_DIR ${TEST_DIR}/buildroot)
@ -77,74 +107,25 @@ add_custom_target(test_prep
DEPENDS tests_buildroot_target tests_dir
USES_TERMINAL)
# Define our individual tests.
# Each test is conceptually independent.
# However when running all tests, we want to run them serially for sanity's sake.
# So define both a normal target, and a serial variant which enforces ordering.
foreach(TESTTYPE test serial_test)
add_custom_target(${TESTTYPE}_low_level
COMMAND env XDG_DATA_DIRS=
XDG_DATA_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_data
XDG_CONFIG_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_config
XDG_RUNTIME_DIR=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_runtime
./fish_tests
foreach(LTEST ${LOW_LEVEL_TESTS})
add_test(
NAME ${LTEST}
COMMAND ${CMAKE_BINARY_DIR}/fish_tests ${LTEST}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS fish_tests
USES_TERMINAL)
)
endforeach(LTEST)
add_custom_target(${TESTTYPE}_fishscript
COMMAND
cd tests &&
env XDG_DATA_DIRS=
XDG_DATA_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_data
XDG_CONFIG_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_config
XDG_RUNTIME_DIR=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_runtime
${TEST_ROOT_DIR}/bin/fish test.fish
DEPENDS test_prep
USES_TERMINAL)
add_test(test_prep
"${CMAKE_COMMAND}" --build ${CMAKE_BINARY_DIR} --target test_prep)
FILE(GLOB FISH_CHECKS CONFIGURE_DEPENDS ${CMAKE_SOURCE_DIR}/tests/checks/*.fish)
foreach(CHECK ${FISH_CHECKS})
get_filename_component(CHECK_NAME ${CHECK} NAME)
get_filename_component(CHECK ${CHECK} NAME_WE)
add_test(NAME ${CHECK_NAME}
COMMAND sh ${CMAKE_CURRENT_BINARY_DIR}/tests/test_driver.sh
${CMAKE_CURRENT_BINARY_DIR}/tests/test.fish ${CHECK}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/tests
)
add_custom_target(${TESTTYPE}_interactive
COMMAND cd tests &&
env XDG_DATA_DIRS=
XDG_DATA_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_data
XDG_CONFIG_HOME=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_config
XDG_RUNTIME_DIR=${CMAKE_CURRENT_BINARY_DIR}/test/xdg_runtime
${TEST_ROOT_DIR}/bin/fish interactive.fish
DEPENDS test_prep
USES_TERMINAL)
endforeach(TESTTYPE)
# Now add a dependency chain between the serial versions.
# This ensures they run in order.
add_dependencies(serial_test_low_level test_prep)
add_dependencies(serial_test_fishscript serial_test_low_level)
add_dependencies(serial_test_interactive serial_test_fishscript)
add_custom_target(serial_test_high_level
DEPENDS serial_test_interactive serial_test_fishscript)
# Create the 'test' target.
# Set a policy so CMake stops complaining about the name 'test'.
cmake_policy(PUSH)
if(${CMAKE_VERSION} VERSION_LESS 3.11.0 AND POLICY CMP0037)
cmake_policy(SET CMP0037 OLD)
endif()
add_custom_target(test)
cmake_policy(POP)
add_dependencies(test serial_test_high_level)
# Group test targets into a TestTargets folder
set_property(TARGET test tests_dir
test_low_level
test_fishscript
test_interactive
test_fishscript test_prep
tests_buildroot_target
serial_test_high_level
serial_test_low_level
serial_test_fishscript
serial_test_interactive
symlink_functions
PROPERTY FOLDER cmake/TestTargets)
set_tests_properties(${LTEST} PROPERTIES DEPENDS test_prep)
endforeach(CHECK)

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@ -19,10 +19,6 @@ else
set files_to_test checks/*.fish
end
# test_util handles the environment setup and then restarts us
source test_util.fish (status -f) $argv
or exit
say -o cyan "Testing high level script functionality"
set -g python (__fish_anypython)

115
tests/test_driver.sh Normal file
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@ -0,0 +1,115 @@
# vim: set ts=4 sw=4 tw=100 et:
# POSIX sh test driver to reduce dependency on fish in tests
# macOS has really weird default IFS behavior that splits output in random places, and the trailing
# backspace is to prevent \n from being gobbled up by the subshell output substitution.
# Folks, this is why you should use fish!
IFS="$(printf "\n\b")"
# The first argument is the path to the script to launch; all remaining arguments are forwarded to
# the script.
fish_script="$1"
shift 1
script_args="${@}"
die() {
if test "$#" -ge 0; then
printf "%s\n" "$@" 1>&2
fi
exit 1
}
# To keep things sane and to make error messages comprehensible, do not use relative paths anywhere
# in this script. Instead, make all paths relative to one of these or $homedir."
TESTS_ROOT="$(realpath "$(dirname "$0")")"
BUILD_ROOT="$(realpath "${TESTS_ROOT}/..")"
if ! test -z "$__fish_is_running_tests"; then
echo "Recursive test invocation detected!" 1>&2
exit 10
fi
# Set up a test environment and re-run the original script. We do not share environments
# whatsoever between tests, so each test driver run sets up a new profile altogether.
homedir="$(mktemp -d)"
# cp -a ../test/xdg_data_home "$homedir/"
XDG_DATA_HOME="$homedir/xdg_data_home"
export XDG_DATA_HOME
mkdir -p $XDG_DATA_HOME/fish || die
# cp -a ../test/xdg_config_home "$homedir/"
XDG_CONFIG_HOME="$homedir/xdg_config_home"
export XDG_CONFIG_HOME
mkdir -p $XDG_CONFIG_HOME/fish || die
XDG_RUNTIME_DIR="$homedir/xdg_runtime_dir"
export XDG_CONFIG_HOME
mkdir -p $XDG_RUNTIME_DIR/fish || die
# These are used read-only so it's OK to symlink instead of copy
rm -f "$XDG_CONFIG_HOME/fish/functions"
ln -s "$PWD/test_functions" "$XDG_CONFIG_HOME/fish/functions" || die "Failed to symlink"
# Set the function path at startup, referencing the default fish functions and the test-specific
# functions.
fish_init_cmd="set fish_function_path ${XDG_CONFIG_HOME}/fish/functions ${BUILD_ROOT}/share/functions"
__fish_is_running_tests="$homedir"
export __fish_is_running_tests
# Set locale information for consistent tests. Fish should work with a lot of locales but the
# tests assume an english UTF-8 locale unless they explicitly override this default. We do not
# want the users locale to affect the tests since they might, for example, change the wording of
# logged messages.
#
# TODO: set LANG to en_US.UTF-8 so we test the locale message conversions (i.e., gettext).
unset LANGUAGE
# Remove "LC_" env vars from the test environment
for key in $(env | grep -E "^LC_"| grep -oE "^[^=]+"); do
unset "$key"
done
# Set the desired lang/locale tests are hard-coded against
export LANG="C"
export LC_CTYPE="en_US.UTF-8"
# These env vars should not be inherited from the user environment because they can affect the
# behavior of the tests. So either remove them or set them to a known value.
# See also tests/interactive.fish.
export TERM=xterm
unset COLORTERM
unset INSIDE_EMACS
unset ITERM_PROFILE
unset KONSOLE_PROFILE_NAME
unset KONSOLE_VERSION
unset PANTHEON_TERMINAL_ID
unset TERM_PROGRAM
unset TERM_PROGRAM_VERSION
unset VTE_VERSION
unset WT_PROFILE_ID
unset XTERM_VERSION
# Set a marker to indicate whether colored output should be suppressed (used in `test_util.fish`)
suppress_color=""
if ! tty 0>&1 > /dev/null; then
suppress_color="yes"
fi
export suppress_color
# Source test util functions at startup
fish_init_cmd="${fish_init_cmd} && source ${TESTS_ROOT}/test_util.fish";
# Run the test script, but don't exec so we can do cleanup after it succeeds/fails
# echo $PWD
# echo "BUILD_ROOT: $BUILD_ROOT"
# echo "TESTS_ROOT: $TESTS_ROOT"
env HOME=$homedir "${BUILD_ROOT}/test/root/bin/fish" \
--init-command "${fish_init_cmd}" \
"$fish_script" "$script_args"
test_status="$?"
echo test completed in $homedir with status $test_status
rm -rf "$homedir"
exit "$test_status"

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@ -1,94 +1,12 @@
# vim: set ts=4 sw=4 tw=100 et:
# Utilities for the test runners
if test "$argv[1]" = (status -f)
echo 'test_util.fish requires sourcing script as argument to `source`' >&2
echo 'use `source test_util.fish (status -f); or exit`' >&2
status --print-stack-trace >&2
exit 1
end
# Any remaining arguments are passed back to test.fish
set -l args_for_test_script
if set -q argv[2]
set args_for_test_script $argv[2..-1]
end
function die
set -q argv[1]; and echo $argv[1] >&2
exit 1
end
# Check if we're running in the test environment. If not, set it up and rerun fish with exec. The
# test is whether the special var __fish_is_running_tests exists and contains the same value as
# XDG_CONFIG_HOME. It checks the value and not just the presence because we're going to delete the
# config directory later if we're exiting successfully.
if not set -q __fish_is_running_tests
# Set up our test environment and re-run the original script.
set -l script $argv[1]
cd (builtin realpath (dirname $script))
or die
set -lx XDG_DATA_HOME ../test/xdg_data_home
rm -rf $XDG_DATA_HOME/fish
mkdir -p $XDG_DATA_HOME/fish; or die
set -lx XDG_CONFIG_HOME ../test/xdg_config_home
rm -rf $XDG_CONFIG_HOME/fish
mkdir -p $XDG_CONFIG_HOME/fish; or die
ln -s $PWD/test_functions $XDG_CONFIG_HOME/fish/functions; or die
set -l escaped_parent (builtin realpath $PWD/.. | string escape); or die
set -l escaped_config (string escape -- $XDG_CONFIG_HOME/fish)
printf 'set fish_function_path \'%s/functions\' \'%s/share/functions\'\n' $escaped_config $escaped_parent >$XDG_CONFIG_HOME/fish/config.fish; or die
set -xl __fish_is_running_tests $XDG_CONFIG_HOME
# Set locale information for consistent tests. Fish should work with a lot of locales but the
# tests assume an english UTF-8 locale unless they explicitly override this default. We do not
# want the users locale to affect the tests since they might, for example, change the wording of
# logged messages.
#
# TODO: set LANG to en_US.UTF-8 so we test the locale message conversions (i.e., gettext).
set -e LANGUAGE
set -x LANG C
# Remove "LC_" env vars from the test environment.
for var in (set -xn)
string match -q 'LC_*' $var
and set -e $var
end
set -x LC_CTYPE en_US.UTF-8
# These env vars should not be inherited from the user environment because they can affect the
# behavior of the tests. So either remove them or set them to a known value.
# See also tests/interactive.fish.
set -gx TERM xterm
set -e COLORTERM
set -e INSIDE_EMACS
set -e ITERM_PROFILE
set -e KONSOLE_PROFILE_NAME
set -e KONSOLE_VERSION
set -e PANTHEON_TERMINAL_ID
set -e TERM_PROGRAM
set -e TERM_PROGRAM_VERSION
set -e VTE_VERSION
set -e WT_PROFILE_ID
set -e XTERM_VERSION
exec ../test/root/bin/fish $script $args_for_test_script
die 'exec failed'
else if test "$__fish_is_running_tests" != "$XDG_CONFIG_HOME"
echo 'Something went wrong with the test runner.' >&2
echo "__fish_is_running_tests: $__fish_is_running_tests" >&2
echo "XDG_CONFIG_HOME: $XDG_CONFIG_HOME" >&2
exit 10
end
set -l suppress_color
if not tty 0>&1 >/dev/null
set suppress_color yes
end
# $suppress_color is set by `test_driver.sh` (via import of exported variables)
function say -V suppress_color
set -l color_flags
set -l suppress_newline