diff --git a/test/functional/legacy/011_autocommands_spec.lua b/test/functional/legacy/011_autocommands_spec.lua new file mode 100644 index 0000000000..483e465cee --- /dev/null +++ b/test/functional/legacy/011_autocommands_spec.lua @@ -0,0 +1,230 @@ +-- Tests for autocommands +-- - FileWritePre writing a compressed file +-- - FileReadPost reading a compressed file +-- - BufNewFile reading a file template +-- - BufReadPre decompressing the file to be read +-- - FilterReadPre substituting characters in the temp file +-- - FilterReadPost substituting characters after filtering +-- - FileReadPre set options for decompression +-- - FileReadPost decompress the file +-- Note: This test is skipped if "gzip" is not available. +-- $GZIP is made empty, "-v" would cause trouble. +-- Use a FileChangedShell autocommand to avoid a prompt for "Xtestfile.gz" +-- being modified outside of Vim (noticed on Solaris). + +local helpers, lfs = require('test.functional.helpers'), require('lfs') +local clear, execute, expect, eq, neq, dedent, write_file, feed = + helpers.clear, helpers.execute, helpers.expect, helpers.eq, helpers.neq, + helpers.dedent, helpers.write_file, helpers.feed + +local function has_gzip() + return os.execute('gzip --help >/dev/null 2>&1') == 0 +end + +local function prepare_gz_file(name, text) + write_file(name, text..'\n') + -- Compress the file with gzip. + os.execute('gzip --force '..name) + -- This should create the .gz file and delete the original. + neq(nil, lfs.attributes(name..'.gz')) + eq(nil, lfs.attributes(name)) +end + +describe('file reading, writing and bufnew and filter autocommands', function() + local text1 = dedent([[ + start of testfile + line 2 Abcdefghijklmnopqrstuvwxyz + line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 4 Abcdefghijklmnopqrstuvwxyz + line 5 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 6 Abcdefghijklmnopqrstuvwxyz + line 7 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 8 Abcdefghijklmnopqrstuvwxyz + line 9 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 10 Abcdefghijklmnopqrstuvwxyz + end of testfile]]) + setup(function() + write_file('Xtest.c', [[ + /* + * Here is a new .c file + */ + ]]) + end) + before_each(clear) + teardown(function() + os.remove('Xtestfile.gz') + os.remove('Xtest.c') + os.remove('test.out') + end) + + if not has_gzip() then + pending('skipped (missing `gzip` utility)', function() end) + else + + it('FileReadPost (using gzip)', function() + prepare_gz_file('Xtestfile', text1) + execute('let $GZIP = ""') + --execute('au FileChangedShell * echo "caught FileChangedShell"') + execute('set bin') + execute("au FileReadPost *.gz '[,']!gzip -d") + -- Read and decompress the testfile. + execute('$r Xtestfile.gz') + expect('\n'..text1) + end) + + it('BufReadPre, BufReadPost (using gzip)', function() + prepare_gz_file('Xtestfile', text1) + local gzip_data = io.open('Xtestfile.gz'):read('*all') + execute('let $GZIP = ""') + -- Setup autocommands to decompress before reading and re-compress afterwards. + execute("au BufReadPre *.gz exe '!gzip -d ' . shellescape(expand(''))") + execute("au BufReadPre *.gz call rename(expand(':r'), expand(''))") + execute("au BufReadPost *.gz call rename(expand(''), expand(':r'))") + execute("au BufReadPost *.gz exe '!gzip ' . shellescape(expand(':r'))") + -- Edit compressed file. + execute('e! Xtestfile.gz') + -- Discard all prompts and messages. + feed('') + -- Expect the decompressed file in the buffer. + expect(text1) + -- Expect the original file to be unchanged. + eq(gzip_data, io.open('Xtestfile.gz'):read('*all')) + end) + + it('FileReadPre, FileReadPost', function() + prepare_gz_file('Xtestfile', text1) + execute('au! FileReadPre *.gz exe "silent !gzip -d " . shellescape(expand(""))') + execute('au FileReadPre *.gz call rename(expand(":r"), expand(""))') + execute("au! FileReadPost *.gz '[,']s/l/L/") + -- Read compressed file. + execute('$r Xtestfile.gz') + -- Discard all prompts and messages. + feed('') + expect([[ + + start of testfiLe + Line 2 Abcdefghijklmnopqrstuvwxyz + Line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + Line 4 Abcdefghijklmnopqrstuvwxyz + Line 5 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + Line 6 Abcdefghijklmnopqrstuvwxyz + Line 7 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + Line 8 Abcdefghijklmnopqrstuvwxyz + Line 9 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + Line 10 Abcdefghijklmnopqrstuvwxyz + end of testfiLe]]) + end) + + end + + it('FileAppendPre, FileAppendPost', function() + execute('au BufNewFile *.c read Xtest.c') + -- Will load Xtest.c. + execute('e! foo.c') + execute("au FileAppendPre *.out '[,']s/new/NEW/") + execute('au FileAppendPost *.out !cat Xtest.c >>test.out') + -- Append it to the output file. + execute('w>>test.out') + -- Discard all prompts and messages. + feed('') + -- Expect the decompressed file in the buffer. + execute('e test.out') + expect([[ + + /* + * Here is a NEW .c file + */]]) + end) + + it('FilterReadPre, FilterReadPost', function() + -- Write a special input file for this test block. + write_file('test.out', dedent([[ + startstart + ]]) .. text1 .. dedent([[ + + + start of test.c + /* + * Here is a new .c file + */ + end of test.c + ]]) .. text1 .. dedent([[ + + + /* + * Here is a NEW .c file + */ + /* + * Here is a new .c file + */ + ]]) .. text1 .. dedent([[ + + /* + * Here is a new .c file + */]])) + -- Need temp files here. + execute('set shelltemp') + execute('au FilterReadPre *.out call rename(expand(""), expand("") . ".t")') + execute('au FilterReadPre *.out exe "silent !sed s/e/E/ " . shellescape(expand("")) . ".t >" . shellescape(expand(""))') + execute('au FilterReadPre *.out exe "silent !rm " . shellescape(expand("")) . ".t"') + execute("au FilterReadPost *.out '[,']s/x/X/g") + -- Edit the output file. + execute('e! test.out') + execute('23,$!cat') + -- Discard all prompts and messages. + feed('') + -- Remove CR for when sed adds them. + execute([[23,$s/\r$//]]) + expect([[ + startstart + start of testfile + line 2 Abcdefghijklmnopqrstuvwxyz + line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 4 Abcdefghijklmnopqrstuvwxyz + line 5 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 6 Abcdefghijklmnopqrstuvwxyz + line 7 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 8 Abcdefghijklmnopqrstuvwxyz + line 9 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 10 Abcdefghijklmnopqrstuvwxyz + end of testfile + + start of test.c + /* + * Here is a new .c file + */ + end of test.c + start of testfile + line 2 Abcdefghijklmnopqrstuvwxyz + line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + line 4 Abcdefghijklmnopqrstuvwxyz + linE 5 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 6 AbcdefghijklmnopqrstuvwXyz + linE 7 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 8 AbcdefghijklmnopqrstuvwXyz + linE 9 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 10 AbcdefghijklmnopqrstuvwXyz + End of testfile + + /* + * HEre is a NEW .c file + */ + /* + * HEre is a new .c file + */ + start of tEstfile + linE 2 AbcdefghijklmnopqrstuvwXyz + linE 3 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 4 AbcdefghijklmnopqrstuvwXyz + linE 5 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 6 AbcdefghijklmnopqrstuvwXyz + linE 7 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 8 AbcdefghijklmnopqrstuvwXyz + linE 9 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + linE 10 AbcdefghijklmnopqrstuvwXyz + End of testfile + /* + * HEre is a new .c file + */]]) + end) +end)