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-- 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= require('test.functional.helpers')(after_each)
local lfs = require('lfs')
local clear, feed_command, expect, eq, neq, dedent, write_file, feed =
helpers.clear, helpers.feed_command, helpers.expect, helpers.eq, helpers.neq,
helpers.dedent, helpers.write_file, helpers.feed
local command = helpers.command
local read_file = helpers.read_file
local is_os = helpers.is_os
local function has_gzip()
local null = is_os('win') and 'nul' or '/dev/null'
return os.execute('gzip --help >' .. null .. ' 2>&1') == 0
end
local function prepare_gz_file(name, text)
write_file(name, text..'\n')
-- Compress the file with gzip.
command([[call system(['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(function ()
clear({env={GZIP=nil}})
end)
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('au FileChangedShell * echo "caught FileChangedShell"')
feed_command('set bin')
feed_command("au FileReadPost *.gz '[,']!gzip -d")
-- Read and decompress the testfile.
feed_command('$r Xtestfile.gz')
expect('\n'..text1)
end)
it('BufReadPre, BufReadPost (using gzip)', function()
prepare_gz_file('Xtestfile', text1)
local gzip_data = read_file('Xtestfile.gz')
-- Setup autocommands to decompress before reading and re-compress afterwards.
feed_command("au BufReadPre *.gz exe '!gzip -d ' . shellescape(expand('<afile>'))")
feed_command("au BufReadPre *.gz call rename(expand('<afile>:r'), expand('<afile>'))")
feed_command("au BufReadPost *.gz call rename(expand('<afile>'), expand('<afile>:r'))")
feed_command("au BufReadPost *.gz exe '!gzip ' . shellescape(expand('<afile>:r'))")
-- Edit compressed file.
feed_command('e! Xtestfile.gz')
-- Discard all prompts and messages.
feed('<C-L>')
-- Expect the decompressed file in the buffer.
expect(text1)
-- Expect the original file to be unchanged.
eq(gzip_data, read_file('Xtestfile.gz'))
end)
-- luacheck: ignore 621 (Indentation)
-- luacheck: ignore 611 (Line contains only whitespaces)
it('FileReadPre, FileReadPost', function()
prepare_gz_file('Xtestfile', text1)
feed_command('au! FileReadPre *.gz exe "silent !gzip -d " . shellescape(expand("<afile>"))')
feed_command('au FileReadPre *.gz call rename(expand("<afile>:r"), expand("<afile>"))')
feed_command("au! FileReadPost *.gz '[,']s/l/L/")
-- Read compressed file.
feed_command('$r Xtestfile.gz')
-- Discard all prompts and messages.
feed('<C-L>')
expect([[
start of testfiLe
Line 2 Abcdefghijklmnopqrstuvwxyz
Line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Line 4 Abcdefghijklmnopqrstuvwxyz
Line 5 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Line 6 Abcdefghijklmnopqrstuvwxyz
Line 7 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Line 8 Abcdefghijklmnopqrstuvwxyz
Line 9 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Line 10 Abcdefghijklmnopqrstuvwxyz
end of testfiLe]])
end)
end
it('FileAppendPre, FileAppendPost', function()
feed_command('au BufNewFile *.c read Xtest.c')
-- Will load Xtest.c.
feed_command('e! foo.c')
feed_command("au FileAppendPre *.out '[,']s/new/NEW/")
feed_command('au FileAppendPost *.out !cat Xtest.c >test.out')
-- Append it to the output file.
feed_command('w>>test.out')
-- Discard all prompts and messages.
feed('<C-L>')
expect([[
/*
* Here is a NEW .c file
*/]])
end)
it('FilterReadPre, FilterReadPost', function()
-- Write a special input file for this test block.
write_file('test.out', dedent([[
startstart
]]) .. text1 .. dedent([[
start of test.c
/*
* Here is a new .c file
*/
end of test.c
]]) .. text1 .. dedent([[
/*
* Here is a NEW .c file
*/
/*
* Here is a new .c file
*/
]]) .. text1 .. dedent([[
/*
* Here is a new .c file
*/]]))
-- Need temp files here.
feed_command('set shelltemp')
feed_command('au FilterReadPre *.out call rename(expand("<afile>"), expand("<afile>") . ".t")')
feed_command('au FilterReadPre *.out exe "silent !sed s/e/E/ " . shellescape(expand("<afile>")) . ".t >" . shellescape(expand("<afile>"))')
feed_command('au FilterReadPre *.out exe "silent !rm " . shellescape(expand("<afile>")) . ".t"')
feed_command("au FilterReadPost *.out '[,']s/x/X/g")
-- Edit the output file.
feed_command('e! test.out')
feed_command('23,$!cat')
-- Discard all prompts and messages.
feed('<C-L>')
-- Remove CR for when sed adds them.
feed_command([[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)
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