run-file () { local spec_name=$1; shift; local spec_file=spec/$spec_name.test.sh; local suite; suite=$(test/sh_spec.py --print-spec-suite $spec_file); local spec_subdir; case $suite in osh) spec_subdir='osh-cpp' ;; ysh) spec_subdir='ysh-cpp' ;; *) die "Invalid suite $suite" ;; esac; local base_dir=_tmp/spec/$spec_subdir; mkdir -v -p $base_dir; sh-spec $spec_file --timeout 10 --oils-bin-dir $PWD/bin --oils-cpp-bin-dir $REPO_ROOT/_bin/cxx-asan --tsv-output $base_dir/${spec_name}.tsv "$@" } append: spec test case results

Results for append.test.sh

status	osh	osh-cpp
pass	19	19
total	19	19

case	osh	osh-cpp	description
0	pass	pass	Append string to string
1	pass	pass	Append array to array
2	pass	pass	Append string to undefined variable
3	pass	pass	Append to array to undefined variable
4	pass	pass	error: s+=(my array)
5	pass	pass	error: myarray+=s
6	pass	pass	typeset s+=(my array)
7	pass	pass	error: typeset myarray+=s
8	pass	pass	error: append used like env prefix
9	pass	pass	myarray[1]+=s - Append to element
10	pass	pass	myarray[-1]+=s - Append to last element
11	pass	pass	Try to append list to element
12	pass	pass	Strings have value semantics, not reference semantics
13	pass	pass	typeset s+=
14	pass	pass	typeset s${dyn}+=
15	pass	pass	export readonly +=
16	pass	pass	local +=
17	pass	pass	assign builtin appending array: declare d+=(d e)
18	pass	pass	export+=array disallowed (strict_array)

38 passed, 0 OK, 0 not implemented, 0 BUG, 0 failed, 0 timeouts, 0 cases skipped