v2 / vlib / v / tests / backtrace_addr2line_path_test.v
39 lines · 37 sloc · 1.43 KB · 81b4fdcadcf43a2aa3f6f723c780bacf2abf91b3
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1import os


2


3const vexe = @VEXE


4


5fn test_print_backtrace_does_not_pass_a_bare_main_binary_name_to_addr2line() {


6    base_dir := os.join_path(os.vtmp_dir(), 'backtrace_addr2line_path_test_${os.getpid()}')


7    bin_dir := os.join_path(base_dir, 'bin')


8    run_dir := os.join_path(base_dir, 'run')


9    source_path := os.join_path(base_dir, 'backtrace_addr2line_probe.v')


10    exe_name := 'backtrace_addr2line_probe'


11    exe_path := os.join_path(bin_dir, exe_name)


12    old_path := os.getenv('PATH')


13    old_wd := os.getwd()


14    os.rmdir_all(base_dir) or {}


15    os.mkdir_all(bin_dir)!


16    os.mkdir_all(run_dir)!


17    defer {


18        os.chdir(old_wd) or {}


19        os.setenv('PATH', old_path, true)


20        os.rmdir_all(base_dir) or {}


21    }


22    helper_source := [


23        'fn main() {',


24        "\teprintln('backtrace_addr2line_probe')",


25        '\tprint_backtrace()',


26        '}',


27    ].join_lines()


28    os.write_file(source_path, helper_source)!


29    compile_cmd := '${os.quoted_path(vexe)} -g -o ${os.quoted_path(exe_path)} ${os.quoted_path(source_path)}'


30    compile_res := os.execute(compile_cmd)


31    assert compile_res.exit_code == 0, 'compilation failed: ${compile_res.output}'


32    os.setenv('PATH', '${bin_dir}${os.path_delimiter}${old_path}', true)


33    os.chdir(run_dir)!


34    run_res := os.execute('${exe_name} 2>&1')


35    assert run_res.exit_code == 0, 'execution failed: ${run_res.output}'


36    assert run_res.output.contains('backtrace_addr2line_probe')


37    assert !run_res.output.contains('addr2line:'), run_res.output


38    assert !run_res.output.contains('No such file'), run_res.output


39}


40