688 lines
19 KiB
V
688 lines
19 KiB
V
import os
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const (
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// tfolder will contain all the temporary files/subfolders made by
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// the different tests. It would be removed in testsuite_end(), so
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// individual os tests do not need to clean up after themselves.
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tfolder = os.join_path(os.temp_dir(), 'v', 'tests', 'os_test')
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)
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// os.args has to be *already initialized* with the program's argc/argv at this point
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// thus it can be used for other consts too:
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const args_at_start = os.args.clone()
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fn testsuite_begin() {
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eprintln('testsuite_begin, tfolder = $tfolder')
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os.rmdir_all(tfolder) or {}
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assert !os.is_dir(tfolder)
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os.mkdir_all(tfolder) or { panic(err) }
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os.chdir(tfolder)
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assert os.is_dir(tfolder)
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// println('args_at_start: $args_at_start')
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assert args_at_start.len > 0
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assert args_at_start == os.args
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}
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fn testsuite_end() {
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os.chdir(os.wd_at_startup)
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os.rmdir_all(tfolder) or {}
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assert !os.is_dir(tfolder)
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// eprintln('testsuite_end , tfolder = $tfolder removed.')
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}
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fn test_open_file() {
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filename := './test1.txt'
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hello := 'hello world!'
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os.open_file(filename, 'r+', 0o666) or {
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assert err.msg == 'No such file or directory'
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os.File{}
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}
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mut file := os.open_file(filename, 'w+', 0o666) or { panic(err) }
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file.write_string(hello) or { panic(err) }
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file.close()
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assert hello.len == os.file_size(filename)
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read_hello := os.read_file(filename) or { panic('error reading file $filename') }
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assert hello == read_hello
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os.rm(filename) or { panic(err) }
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}
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fn test_open_file_binary() {
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filename := './test1.dat'
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hello := 'hello \n world!'
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os.open_file(filename, 'r+', 0o666) or {
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assert err.msg == 'No such file or directory'
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os.File{}
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}
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mut file := os.open_file(filename, 'wb+', 0o666) or { panic(err) }
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bytes := hello.bytes()
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unsafe { file.write_ptr(bytes.data, bytes.len) }
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file.close()
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assert hello.len == os.file_size(filename)
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read_hello := os.read_bytes(filename) or { panic('error reading file $filename') }
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assert bytes == read_hello
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os.rm(filename) or { panic(err) }
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}
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// fn test_file_get_line() {
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// filename := './fgetline.txt'
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// os.write_file(filename, 'line 1\nline 2')
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// mut f := os.open_file(filename, 'r', 0) or {
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// assert false
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// return
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// }
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// line1 := f.get_line() or {
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// ''
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// }
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// line2 := f.get_line() or {
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// ''
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// }
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// f.close()
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// //
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// eprintln('line1: $line1 $line1.bytes()')
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// eprintln('line2: $line2 $line2.bytes()')
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// assert line1 == 'line 1\n'
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// assert line2 == 'line 2'
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// }
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fn test_create_file() {
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filename := './test1.txt'
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hello := 'hello world!'
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mut f := os.create(filename) or { panic(err) }
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f.write_string(hello) or { panic(err) }
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f.close()
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assert hello.len == os.file_size(filename)
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os.rm(filename) or { panic(err) }
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}
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fn test_is_file() {
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// Setup
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work_dir := os.join_path(os.getwd(), 'is_file_test')
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os.mkdir_all(work_dir) or { panic(err) }
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tfile := os.join_path(work_dir, 'tmp_file')
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// Test things that shouldn't be a file
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assert os.is_file(work_dir) == false
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assert os.is_file('non-existent_file.tmp') == false
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// Test file
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tfile_content := 'temporary file'
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os.write_file(tfile, tfile_content) or { panic(err) }
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assert os.is_file(tfile)
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// Test dir symlinks
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$if windows {
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assert true
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} $else {
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dsymlink := os.join_path(work_dir, 'dir_symlink')
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os.system('ln -s $work_dir $dsymlink')
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assert os.is_file(dsymlink) == false
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}
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// Test file symlinks
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$if windows {
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assert true
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} $else {
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fsymlink := os.join_path(work_dir, 'file_symlink')
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os.system('ln -s $tfile $fsymlink')
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assert os.is_file(fsymlink)
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}
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}
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fn test_write_and_read_string_to_file() {
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filename := './test1.txt'
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hello := 'hello world!'
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os.write_file(filename, hello) or { panic(err) }
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assert hello.len == os.file_size(filename)
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read_hello := os.read_file(filename) or { panic('error reading file $filename') }
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assert hello == read_hello
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os.rm(filename) or { panic(err) }
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}
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// test_write_and_read_bytes checks for regressions made in the functions
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// read_bytes, read_bytes_at and write_bytes.
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fn test_write_and_read_bytes() {
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file_name := './byte_reader_writer.tst'
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payload := [byte(`I`), `D`, `D`, `Q`, `D`]
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mut file_write := os.create(os.real_path(file_name)) or {
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eprintln('failed to create file $file_name')
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return
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}
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// We use the standard write_bytes function to write the payload and
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// compare the length of the array with the file size (have to match).
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unsafe { file_write.write_ptr(payload.data, 5) }
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file_write.close()
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assert payload.len == os.file_size(file_name)
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mut file_read := os.open(os.real_path(file_name)) or {
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eprintln('failed to open file $file_name')
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return
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}
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// We only need to test read_bytes because this function calls
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// read_bytes_at with second parameter zeroed (size, 0).
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rbytes := file_read.read_bytes(5)
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// eprintln('rbytes: $rbytes')
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// eprintln('payload: $payload')
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assert rbytes == payload
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// check that trying to read data from EOF doesn't error and returns 0
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mut a := []byte{len: 5}
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nread := file_read.read_bytes_into(5, mut a) or {
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n := if err is none {
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int(0)
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} else {
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eprintln(err)
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int(-1)
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}
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n
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}
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assert nread == 0
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file_read.close()
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// We finally delete the test file.
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os.rm(file_name) or { panic(err) }
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}
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fn test_create_and_delete_folder() {
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folder := './test1'
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os.mkdir(folder) or { panic(err) }
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assert os.is_dir(folder)
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folder_contents := os.ls(folder) or { panic(err) }
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assert folder_contents.len == 0
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os.rmdir(folder) or { panic(err) }
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folder_exists := os.is_dir(folder)
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assert folder_exists == false
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}
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fn walk_callback(file string) {
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if file == '.' || file == '..' {
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return
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}
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assert file == 'test_walk' + os.path_separator + 'test1'
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}
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fn test_walk() {
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folder := 'test_walk'
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os.mkdir(folder) or { panic(err) }
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file1 := folder + os.path_separator + 'test1'
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os.write_file(file1, 'test-1') or { panic(err) }
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os.walk(folder, walk_callback)
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os.rm(file1) or { panic(err) }
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os.rmdir(folder) or { panic(err) }
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}
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fn test_cp() {
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old_file_name := 'cp_example.txt'
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new_file_name := 'cp_new_example.txt'
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os.write_file(old_file_name, 'Test data 1 2 3, V is awesome #$%^[]!~⭐') or { panic(err) }
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os.cp(old_file_name, new_file_name) or { panic('$err') }
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old_file := os.read_file(old_file_name) or { panic(err) }
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new_file := os.read_file(new_file_name) or { panic(err) }
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assert old_file == new_file
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os.rm(old_file_name) or { panic(err) }
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os.rm(new_file_name) or { panic(err) }
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}
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fn test_mv() {
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work_dir := os.join_path(os.getwd(), 'mv_test')
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os.mkdir_all(work_dir) or { panic(err) }
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// Setup test files
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tfile1 := os.join_path(work_dir, 'file')
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tfile2 := os.join_path(work_dir, 'file.test')
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tfile3 := os.join_path(work_dir, 'file.3')
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tfile_content := 'temporary file'
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os.write_file(tfile1, tfile_content) or { panic(err) }
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os.write_file(tfile2, tfile_content) or { panic(err) }
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// Setup test dirs
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tdir1 := os.join_path(work_dir, 'dir')
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tdir2 := os.join_path(work_dir, 'dir2')
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tdir3 := os.join_path(work_dir, 'dir3')
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os.mkdir(tdir1) or { panic(err) }
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os.mkdir(tdir2) or { panic(err) }
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// Move file with no extension to dir
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os.mv(tfile1, tdir1) or { panic(err) }
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mut expected := os.join_path(tdir1, 'file')
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assert os.exists(expected)
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assert !os.is_dir(expected)
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// Move dir with contents to other dir
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os.mv(tdir1, tdir2) or { panic(err) }
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expected = os.join_path(tdir2, 'dir')
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assert os.exists(expected)
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assert os.is_dir(expected)
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expected = os.join_path(tdir2, 'dir', 'file')
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assert os.exists(expected)
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assert !os.is_dir(expected)
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// Move dir with contents to other dir (by renaming)
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os.mv(os.join_path(tdir2, 'dir'), tdir3) or { panic(err) }
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expected = tdir3
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assert os.exists(expected)
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assert os.is_dir(expected)
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assert os.is_dir_empty(tdir2)
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// Move file with extension to dir
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os.mv(tfile2, tdir2) or { panic(err) }
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expected = os.join_path(tdir2, 'file.test')
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assert os.exists(expected)
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assert !os.is_dir(expected)
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// Move file to dir (by renaming)
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os.mv(os.join_path(tdir2, 'file.test'), tfile3) or { panic(err) }
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expected = tfile3
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assert os.exists(expected)
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assert !os.is_dir(expected)
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}
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fn test_cp_all() {
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// fileX -> dir/fileX
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// NB: clean up of the files happens inside the cleanup_leftovers function
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os.write_file('ex1.txt', 'wow!') or { panic(err) }
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os.mkdir('ex') or { panic(err) }
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os.cp_all('ex1.txt', 'ex', false) or { panic(err) }
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old := os.read_file('ex1.txt') or { panic(err) }
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new := os.read_file('ex/ex1.txt') or { panic(err) }
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assert old == new
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os.mkdir('ex/ex2') or { panic(err) }
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os.write_file('ex2.txt', 'great!') or { panic(err) }
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os.cp_all('ex2.txt', 'ex/ex2', false) or { panic(err) }
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old2 := os.read_file('ex2.txt') or { panic(err) }
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new2 := os.read_file('ex/ex2/ex2.txt') or { panic(err) }
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assert old2 == new2
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// recurring on dir -> local dir
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os.cp_all('ex', './', true) or { panic(err) }
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// regression test for executive runs with overwrite := true
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os.cp_all('ex', './', true) or { panic(err) }
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os.cp_all('ex', 'nonexisting', true) or { panic(err) }
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assert os.exists(os.join_path('nonexisting', 'ex1.txt'))
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}
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fn test_realpath_of_empty_string_works() {
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assert os.real_path('') == ''
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}
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fn test_realpath_non_existing() {
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non_existing_path := 'sdyfuisd_non_existing_file'
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rpath := os.real_path(non_existing_path)
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$if windows {
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// on windows, the workdir is prepended, so the result is absolute:
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assert rpath.len > non_existing_path.len
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}
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$if !windows {
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// on unix, the workdir is NOT prepended for now, so the result remains the same.
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// TODO: the windows behaviour seems saner, think about normalising the unix case to do the same.
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assert os.real_path(non_existing_path) == non_existing_path
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}
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}
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fn test_realpath_existing() {
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existing_file_name := 'existing_file.txt'
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existing_file := os.join_path(os.temp_dir(), existing_file_name)
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os.rm(existing_file) or {}
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os.write_file(existing_file, 'abc') or {}
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assert os.exists(existing_file)
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rpath := os.real_path(existing_file)
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assert os.is_abs_path(rpath)
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assert rpath.ends_with(existing_file_name)
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os.rm(existing_file) or {}
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}
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fn test_realpath_removes_dots() {
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examples_folder := os.join_path(@VEXEROOT, 'vlib', 'v', '..', '..', 'cmd', '.', '..',
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'examples')
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real_path_of_examples_folder := os.real_path(examples_folder)
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assert real_path_of_examples_folder.len < examples_folder.len
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assert !real_path_of_examples_folder.contains('..')
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}
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fn test_realpath_absolutizes_existing_relative_paths() {
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old_wd := os.getwd()
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defer {
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os.chdir(old_wd)
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}
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os.chdir(@VEXEROOT)
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examples_folder := os.join_path('vlib', 'v', '..', '..', 'cmd', '.', '..', 'examples')
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real_path_of_examples_folder := os.real_path(examples_folder)
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assert os.is_abs_path(real_path_of_examples_folder)
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}
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// TODO: think much more about whether this is desirable:
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fn test_realpath_does_not_absolutize_non_existing_relative_paths() {
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relative_path := os.join_path('one', 'nonexisting_folder', '..', 'something')
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$if !windows {
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assert os.real_path(relative_path).contains('..')
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assert os.real_path(relative_path) == relative_path
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}
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}
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fn test_tmpdir() {
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t := os.temp_dir()
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assert t.len > 0
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assert os.is_dir(t)
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tfile := t + os.path_separator + 'tmpfile.txt'
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os.rm(tfile) or {} // just in case
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tfile_content := 'this is a temporary file'
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os.write_file(tfile, tfile_content) or { panic(err) }
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tfile_content_read := os.read_file(tfile) or { panic(err) }
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assert tfile_content_read == tfile_content
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os.rm(tfile) or { panic(err) }
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}
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fn test_is_writable_folder() {
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tmp := os.temp_dir()
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f := os.is_writable_folder(tmp) or {
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eprintln('err: $err')
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false
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}
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assert f
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}
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fn test_make_symlink_check_is_link_and_remove_symlink() {
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folder := 'tfolder'
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symlink := 'tsymlink'
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// windows creates a directory symlink, so delete it with rmdir()
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$if windows {
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os.rmdir(symlink) or {}
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} $else {
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os.rm(symlink) or {}
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}
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os.rmdir(folder) or {}
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os.mkdir(folder) or { panic(err) }
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folder_contents := os.ls(folder) or { panic(err) }
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assert folder_contents.len == 0
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os.symlink(folder, symlink) or { panic(err) }
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assert os.is_link(symlink)
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$if windows {
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os.rmdir(symlink) or { panic(err) }
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} $else {
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os.rm(symlink) or { panic(err) }
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}
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os.rmdir(folder) or { panic(err) }
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folder_exists := os.is_dir(folder)
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assert folder_exists == false
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symlink_exists := os.is_link(symlink)
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assert symlink_exists == false
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}
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fn test_make_symlink_check_is_link_and_remove_symlink_with_file() {
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file := 'tfile'
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symlink := 'tsymlink'
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os.rm(symlink) or {}
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os.rm(file) or {}
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mut f := os.create(file) or { panic(err) }
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f.close()
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os.symlink(file, symlink) or { panic(err) }
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assert os.is_link(symlink)
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os.rm(symlink) or { panic(err) }
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os.rm(file) or { panic(err) }
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symlink_exists := os.is_link(symlink)
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assert symlink_exists == false
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}
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fn test_make_hardlink_check_is_link_and_remove_hardlink_with_file() {
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file := 'tfile'
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symlink := 'tsymlink'
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os.rm(symlink) or {}
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os.rm(file) or {}
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mut f := os.create(file) or { panic(err) }
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f.close()
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os.link(file, symlink) or { panic(err) }
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assert os.exists(symlink)
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os.rm(symlink) or { panic(err) }
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os.rm(file) or { panic(err) }
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symlink_exists := os.is_link(symlink)
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assert symlink_exists == false
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}
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// fn test_fork() {
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// pid := os.fork()
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// if pid == 0 {
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// println('Child')
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// }
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// else {
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// println('Parent')
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// }
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// }
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// fn test_wait() {
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// pid := os.fork()
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// if pid == 0 {
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// println('Child')
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// exit(0)
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// }
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// else {
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// cpid := os.wait()
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// println('Parent')
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// println(cpid)
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// }
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// }
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fn test_symlink() {
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os.mkdir('symlink') or { panic(err) }
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os.symlink('symlink', 'symlink2') or { panic(err) }
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assert os.exists('symlink2')
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// cleanup
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os.rmdir('symlink') or { panic(err) }
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$if windows {
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os.rmdir('symlink2') or { panic(err) }
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} $else {
|
|
os.rm('symlink2') or { panic(err) }
|
|
}
|
|
}
|
|
|
|
fn test_is_executable_writable_readable() {
|
|
file_name := 'rwxfile.exe'
|
|
mut f := os.create(file_name) or {
|
|
eprintln('failed to create file $file_name')
|
|
return
|
|
}
|
|
f.close()
|
|
$if !windows {
|
|
os.chmod(file_name, 0o600) // mark as readable && writable, but NOT executable
|
|
assert os.is_writable(file_name)
|
|
assert os.is_readable(file_name)
|
|
assert !os.is_executable(file_name)
|
|
os.chmod(file_name, 0o700) // mark as executable too
|
|
assert os.is_executable(file_name)
|
|
} $else {
|
|
assert os.is_writable(file_name)
|
|
assert os.is_readable(file_name)
|
|
assert os.is_executable(file_name)
|
|
}
|
|
// We finally delete the test file.
|
|
os.rm(file_name) or { panic(err) }
|
|
}
|
|
|
|
fn test_ext() {
|
|
assert os.file_ext('file.v') == '.v'
|
|
assert os.file_ext('file') == ''
|
|
}
|
|
|
|
fn test_is_abs() {
|
|
assert os.is_abs_path('/home/user')
|
|
assert os.is_abs_path('v/vlib') == false
|
|
$if windows {
|
|
assert os.is_abs_path('C:\\Windows\\')
|
|
}
|
|
}
|
|
|
|
fn test_join() {
|
|
$if windows {
|
|
assert os.join_path('v', 'vlib', 'os') == 'v\\vlib\\os'
|
|
} $else {
|
|
assert os.join_path('v', 'vlib', 'os') == 'v/vlib/os'
|
|
}
|
|
}
|
|
|
|
fn test_rmdir_all() {
|
|
mut dirs := ['some/dir', 'some/.hidden/directory']
|
|
$if windows {
|
|
for mut d in dirs {
|
|
d = d.replace('/', '\\')
|
|
}
|
|
}
|
|
for d in dirs {
|
|
os.mkdir_all(d) or { panic(err) }
|
|
assert os.is_dir(d)
|
|
}
|
|
os.rmdir_all('some') or { assert false }
|
|
assert !os.exists('some')
|
|
}
|
|
|
|
fn test_dir() {
|
|
$if windows {
|
|
assert os.dir('C:\\a\\b\\c') == 'C:\\a\\b'
|
|
assert os.dir('C:\\a\\b\\') == 'C:\\a\\b'
|
|
} $else {
|
|
assert os.dir('/var/tmp/foo') == '/var/tmp'
|
|
assert os.dir('/var/tmp/') == '/var/tmp'
|
|
}
|
|
assert os.dir('os') == '.'
|
|
}
|
|
|
|
fn test_base() {
|
|
$if windows {
|
|
assert os.base('v\\vlib\\os') == 'os'
|
|
assert os.base('v\\vlib\\os\\') == 'os'
|
|
} $else {
|
|
assert os.base('v/vlib/os') == 'os'
|
|
assert os.base('v/vlib/os/') == 'os'
|
|
}
|
|
assert os.base('filename') == 'filename'
|
|
}
|
|
|
|
fn test_file_name() {
|
|
$if windows {
|
|
assert os.file_name('v\\vlib\\os\\os.v') == 'os.v'
|
|
assert os.file_name('v\\vlib\\os\\') == ''
|
|
assert os.file_name('v\\vlib\\os') == 'os'
|
|
} $else {
|
|
assert os.file_name('v/vlib/os/os.v') == 'os.v'
|
|
assert os.file_name('v/vlib/os/') == ''
|
|
assert os.file_name('v/vlib/os') == 'os'
|
|
}
|
|
assert os.file_name('filename') == 'filename'
|
|
}
|
|
|
|
fn test_uname() {
|
|
u := os.uname()
|
|
assert u.sysname.len > 0
|
|
assert u.nodename.len > 0
|
|
assert u.release.len > 0
|
|
assert u.version.len > 0
|
|
assert u.machine.len > 0
|
|
}
|
|
|
|
// tests for write_file_array and read_file_array<T>:
|
|
const (
|
|
maxn = 3
|
|
)
|
|
|
|
struct IntPoint {
|
|
x int
|
|
y int
|
|
}
|
|
|
|
fn test_write_file_array_bytes() {
|
|
fpath := './abytes.bin'
|
|
mut arr := []byte{len: maxn}
|
|
for i in 0 .. maxn {
|
|
arr[i] = 65 + byte(i)
|
|
}
|
|
os.write_file_array(fpath, arr) or { panic(err) }
|
|
rarr := os.read_bytes(fpath) or { panic(err) }
|
|
assert arr == rarr
|
|
// eprintln(arr.str())
|
|
// eprintln(rarr.str())
|
|
}
|
|
|
|
fn test_write_file_array_structs() {
|
|
fpath := './astructs.bin'
|
|
mut arr := []IntPoint{len: maxn}
|
|
for i in 0 .. maxn {
|
|
arr[i] = IntPoint{65 + i, 65 + i + 10}
|
|
}
|
|
os.write_file_array(fpath, arr) or { panic(err) }
|
|
rarr := os.read_file_array<IntPoint>(fpath)
|
|
assert rarr == arr
|
|
assert rarr.len == maxn
|
|
// eprintln( rarr.str().replace('\n', ' ').replace('},', '},\n'))
|
|
}
|
|
|
|
fn test_stdout_capture() {
|
|
/*
|
|
mut cmd := os.Command{
|
|
path:'cat'
|
|
redirect_stdout: true
|
|
}
|
|
cmd.start()
|
|
for !cmd.eof {
|
|
line := cmd.read_line()
|
|
println('line="$line"')
|
|
}
|
|
cmd.close()
|
|
*/
|
|
}
|
|
|
|
fn test_posix_set_bit() {
|
|
$if windows {
|
|
assert true
|
|
} $else {
|
|
fpath := '/tmp/permtest'
|
|
os.create(fpath) or { panic("Couldn't create file") }
|
|
os.chmod(fpath, 0o0777)
|
|
c_fpath := &char(fpath.str)
|
|
mut s := C.stat{}
|
|
unsafe {
|
|
C.stat(c_fpath, &s)
|
|
}
|
|
// Take the permissions part of the mode
|
|
mut mode := u32(s.st_mode) & 0o0777
|
|
assert mode == 0o0777
|
|
// `chmod u-r`
|
|
os.posix_set_permission_bit(fpath, os.s_irusr, false)
|
|
unsafe {
|
|
C.stat(c_fpath, &s)
|
|
}
|
|
mode = u32(s.st_mode) & 0o0777
|
|
assert mode == 0o0377
|
|
// `chmod u+r`
|
|
os.posix_set_permission_bit(fpath, os.s_irusr, true)
|
|
unsafe {
|
|
C.stat(c_fpath, &s)
|
|
}
|
|
mode = u32(s.st_mode) & 0o0777
|
|
assert mode == 0o0777
|
|
// NB: setting the sticky bit is platform dependend
|
|
// `chmod -s -g -t`
|
|
os.posix_set_permission_bit(fpath, os.s_isuid, false)
|
|
os.posix_set_permission_bit(fpath, os.s_isgid, false)
|
|
os.posix_set_permission_bit(fpath, os.s_isvtx, false)
|
|
unsafe {
|
|
C.stat(c_fpath, &s)
|
|
}
|
|
mode = u32(s.st_mode) & 0o0777
|
|
assert mode == 0o0777
|
|
// `chmod g-w o-w`
|
|
os.posix_set_permission_bit(fpath, os.s_iwgrp, false)
|
|
os.posix_set_permission_bit(fpath, os.s_iwoth, false)
|
|
unsafe {
|
|
C.stat(c_fpath, &s)
|
|
}
|
|
mode = u32(s.st_mode) & 0o7777
|
|
assert mode == 0o0755
|
|
os.rm(fpath) or {}
|
|
}
|
|
}
|
|
|
|
fn test_exists_in_system_path() {
|
|
assert os.exists_in_system_path('') == false
|
|
$if windows {
|
|
assert os.exists_in_system_path('cmd.exe')
|
|
return
|
|
}
|
|
assert os.exists_in_system_path('ls')
|
|
}
|
|
|
|
fn test_truncate() {
|
|
filename := './test_trunc.txt'
|
|
hello := 'hello world!'
|
|
mut f := os.create(filename) or { panic(err) }
|
|
f.write_string(hello) or { panic(err) }
|
|
f.close()
|
|
assert hello.len == os.file_size(filename)
|
|
newlen := u64(40000)
|
|
os.truncate(filename, newlen) or { panic(err) }
|
|
assert newlen == os.file_size(filename)
|
|
os.rm(filename) or { panic(err) }
|
|
}
|
|
|
|
fn test_hostname() {
|
|
assert os.hostname().len > 2
|
|
}
|