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77 lines
3.0 KiB
Bash
77 lines
3.0 KiB
Bash
# vim: set ts=4 sw=4 tw=100 et:
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# POSIX sh test driver to reduce dependency on fish in tests.
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# Executes the specified *fish script* with the provided arguments, after setting up a clean test
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# environment (see `test_env.sh`) and then importing the fish-related helper functions and
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# performing some state initialization required by the various fish tests. Each payload script is
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# executed in its own environment, this script waits for fish to exit then cleans up the target
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# environment and bubbles up the fish exit code.
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# macOS has really weird default IFS behavior that splits output in random places, and the trailing
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# backspace is to prevent \n from being gobbled up by the subshell output substitution.
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# Folks, this is why you should use fish!
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IFS="$(printf "\n\b")"
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# The first argument is the path to the script to launch; all remaining arguments are forwarded to
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# the script.
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fish_script="$1"
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shift 1
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script_args="${@}"
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# Prevent $@ from persisting to sourced commands
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shift $# 2>/dev/null
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die() {
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if test "$#" -ge 0; then
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printf "%s\n" "$@" 1>&2
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fi
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exit 1
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}
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# To keep things sane and to make error messages comprehensible, do not use relative paths anywhere
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# in this script. Instead, make all paths relative to one of these or the new $HOME ($homedir)."
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TESTS_ROOT="$(cd $(dirname "$0") && pwd -P)"
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BUILD_ROOT="$(cd $(dirname "$TESTS_ROOT") && pwd -P)"
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if ! test -z "$__fish_is_running_tests"; then
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echo "Recursive test invocation detected!" 1>&2
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exit 10
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fi
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# Set up the test environment. Does not change the current working directory.
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. ${TESTS_ROOT}/test_env.sh
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# These are used read-only so it's OK to symlink instead of copy
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rm -f "$XDG_CONFIG_HOME/fish/functions"
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ln -s "$PWD/test_functions" "$XDG_CONFIG_HOME/fish/functions" || die "Failed to symlink"
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# Set the function path at startup, referencing the default fish functions and the test-specific
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# functions.
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fish_init_cmd="set fish_function_path '${XDG_CONFIG_HOME}/fish/functions' '${BUILD_ROOT}/share/functions'"
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__fish_is_running_tests="$homedir"
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export __fish_is_running_tests
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# Set a marker to indicate whether colored output should be suppressed (used in `test_util.fish`)
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suppress_color=""
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if ! tty 0>&1 > /dev/null; then
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suppress_color="yes"
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fi
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export suppress_color
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# Source test util functions at startup
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fish_init_cmd="${fish_init_cmd} && source ${TESTS_ROOT}/test_util.fish";
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# Indicate that the fish panic handler shouldn't wait for input to prevent tests from hanging
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FISH_FAST_FAIL=1
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export FISH_FAST_FAIL
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# Run the test script, but don't exec so we can clean up after it succeeds/fails. Each test is
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# launched directly within its TMPDIR, so that the fish tests themselves do not need to refer to
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# TMPDIR (to ensure their output as displayed in case of failure by littlecheck is reproducible).
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(cd $TMPDIR && env HOME="$homedir" "${BUILD_ROOT}/test/root/bin/fish" \
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--init-command "${fish_init_cmd}" "$fish_script" "$script_args")
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test_status="$?"
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rm -rf "$homedir"
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exit "$test_status"
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