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test: Add more robust tests for shell detection

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Ethan P. 2025-02-21 18:17:46 -08:00
parent 86fd93e47e
commit 58e7f52717
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1 changed files with 12 additions and 3 deletions
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13
test/suite/batpipe.sh
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@ -13,8 +13,17 @@ test:detected_bash_shell() {
test:detected_fish_shell() {
description "Test it can detect a fish shell."
output="$(SHELL="fish" fish --login -c "$(batpipe_path)")"
grep '^set -x' <<< "$output" >/dev/null || fail "Detected the wrong shell for fish."
# Note: We don't use bash's `-c` option when testing with a fake fish shell.
# Bash `-c` will automatically exec() into the last process, which loses the
# argv0 we intentionally named after a different shell.
# Test detection via `*sh -l` parent process.
output="$(printf "%q" "$(batpipe_path)" | fish -l)"
grep '^set -x' <<< "$output" >/dev/null || fail 'Detected wrong shell when checking parent process args.'
# Test detection via hypen-prefixed parent process.
output="$(printf "%q" "$(batpipe_path)" | SHIM_ARGV0='-fish' fish)"
grep '^set -x' <<< "$output" >/dev/null || fail 'Detected wrong shell when checking parent process.'
}
test:viewer_gzip() {