/
test_tagjump.vim
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test_tagjump.vim
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" Tests for tagjump (tags and special searches)
source check.vim
source screendump.vim
" SEGV occurs in older versions. (At least 7.4.1748 or older)
func Test_ptag_with_notagstack()
CheckFeature quickfix
set notagstack
call assert_fails('ptag does_not_exist_tag_name', 'E433:')
set tagstack&vim
endfunc
func Test_ptjump()
CheckFeature quickfix
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "one\tXfile\t1",
\ "three\tXfile\t3",
\ "two\tXfile\t2"],
\ 'Xtags')
call writefile(['one', 'two', 'three'], 'Xfile')
%bw!
ptjump two
call assert_equal(2, winnr())
wincmd p
call assert_equal(1, &previewwindow)
call assert_equal('Xfile', expand("%:p:t"))
call assert_equal(2, line('.'))
call assert_equal(2, winnr('$'))
call assert_equal(1, winnr())
close
call setline(1, ['one', 'two', 'three'])
exe "normal 3G\<C-W>g}"
call assert_equal(2, winnr())
wincmd p
call assert_equal(1, &previewwindow)
call assert_equal('Xfile', expand("%:p:t"))
call assert_equal(3, line('.'))
call assert_equal(2, winnr('$'))
call assert_equal(1, winnr())
close
exe "normal 3G5\<C-W>\<C-G>}"
wincmd p
call assert_equal(5, winheight(0))
close
call delete('Xtags')
call delete('Xfile')
set tags&
endfunc
func Test_cancel_ptjump()
CheckFeature quickfix
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "word\tfile1\tcmd1",
\ "word\tfile2\tcmd2"],
\ 'Xtags')
only!
call feedkeys(":ptjump word\<CR>\<CR>", "xt")
help
call assert_equal(2, winnr('$'))
call delete('Xtags')
set tags&
quit
endfunc
func Test_static_tagjump()
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "one\tXfile1\t/^one/;\"\tf\tfile:\tsignature:(void)",
\ "word\tXfile2\tcmd2"],
\ 'Xtags')
new Xfile1
call setline(1, ['empty', 'one()', 'empty'])
write
tag one
call assert_equal(2, line('.'))
bwipe!
set tags&
call delete('Xtags')
call delete('Xfile1')
endfunc
func Test_duplicate_tagjump()
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "thesame\tXfile1\t1;\"\td\tfile:",
\ "thesame\tXfile1\t2;\"\td\tfile:",
\ "thesame\tXfile1\t3;\"\td\tfile:",
\ ],
\ 'Xtags')
new Xfile1
call setline(1, ['thesame one', 'thesame two', 'thesame three'])
write
tag thesame
call assert_equal(1, line('.'))
tnext
call assert_equal(2, line('.'))
tnext
call assert_equal(3, line('.'))
bwipe!
set tags&
call delete('Xtags')
call delete('Xfile1')
endfunc
func Test_tagjump_switchbuf()
CheckFeature quickfix
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "second\tXfile1\t2",
\ "third\tXfile1\t3",],
\ 'Xtags')
call writefile(['first', 'second', 'third'], 'Xfile1')
enew | only
set switchbuf=
stag second
call assert_equal(2, winnr('$'))
call assert_equal(2, line('.'))
stag third
call assert_equal(3, winnr('$'))
call assert_equal(3, line('.'))
enew | only
set switchbuf=useopen
stag second
call assert_equal(2, winnr('$'))
call assert_equal(2, line('.'))
stag third
call assert_equal(2, winnr('$'))
call assert_equal(3, line('.'))
enew | only
set switchbuf=usetab
tab stag second
call assert_equal(2, tabpagenr('$'))
call assert_equal(2, line('.'))
1tabnext | stag third
call assert_equal(2, tabpagenr('$'))
call assert_equal(3, line('.'))
tabclose!
enew | only
call delete('Xfile1')
call delete('Xtags')
set tags&
set switchbuf&vim
endfunc
" Tests for [ CTRL-I and CTRL-W CTRL-I commands
function Test_keyword_jump()
call writefile(["#include Xinclude", "",
\ "",
\ "/* test text test tex start here",
\ " some text",
\ " test text",
\ " start OK if found this line",
\ " start found wrong line",
\ "test text"], 'Xtestfile')
call writefile(["/* test text test tex start here",
\ " some text",
\ " test text",
\ " start OK if found this line",
\ " start found wrong line",
\ "test text"], 'Xinclude')
new Xtestfile
call cursor(1,1)
call search("start")
exe "normal! 5[\<C-I>"
call assert_equal(" start OK if found this line", getline('.'))
call cursor(1,1)
call search("start")
exe "normal! 5\<C-W>\<C-I>"
call assert_equal(" start OK if found this line", getline('.'))
" invalid tag search pattern
call assert_fails('tag /\%(/', 'E426:')
enew! | only
call delete('Xtestfile')
call delete('Xinclude')
endfunction
" Test for jumping to a tag with 'hidden' set, with symbolic link in path of
" tag. This only works for Unix, because of the symbolic link.
func Test_tag_symbolic()
CheckUnix
set hidden
call delete("Xtest.dir", "rf")
call system("ln -s . Xtest.dir")
" Create a tags file with the current directory name inserted.
call writefile([
\ "SECTION_OFF " . getcwd() . "/Xtest.dir/Xtest.c /^#define SECTION_OFF 3$/",
\ '',
\ ], 'Xtags')
call writefile(['#define SECTION_OFF 3',
\ '#define NUM_SECTIONS 3'], 'Xtest.c')
" Try jumping to a tag, but with a path that contains a symbolic link. When
" wrong, this will give the ATTENTION message. The next space will then be
" eaten by hit-return, instead of moving the cursor to 'd'.
set tags=Xtags
enew!
call append(0, 'SECTION_OFF')
call cursor(1,1)
exe "normal \<C-]> "
call assert_equal('Xtest.c', expand('%:t'))
call assert_equal(2, col('.'))
set hidden&
set tags&
enew!
call delete('Xtags')
call delete('Xtest.c')
call delete("Xtest.dir", "rf")
%bwipe!
endfunc
" Tests for tag search with !_TAG_FILE_ENCODING.
func Test_tag_file_encoding()
if has('vms')
throw 'Skipped: does not work on VMS'
endif
if !has('iconv') || iconv("\x82\x60", "cp932", "utf-8") != "\uff21"
throw 'Skipped: iconv does not work'
endif
let save_enc = &encoding
set encoding=utf8
let content = ['text for tags1', 'abcdefghijklmnopqrs']
call writefile(content, 'Xtags1.txt')
let content = ['text for tags2', 'ＡＢＣ']
call writefile(content, 'Xtags2.txt')
let content = ['text for tags3', 'ＡＢＣ']
call writefile(content, 'Xtags3.txt')
let content = ['!_TAG_FILE_ENCODING utf-8 //', 'abcdefghijklmnopqrs Xtags1.txt /abcdefghijklmnopqrs']
call writefile(content, 'Xtags1')
" case1:
new
set tags=Xtags1
tag abcdefghijklmnopqrs
call assert_equal('Xtags1.txt', expand('%:t'))
call assert_equal('abcdefghijklmnopqrs', getline('.'))
close
" case2:
new
let content = ['!_TAG_FILE_ENCODING cp932 //',
\ "\x82`\x82a\x82b Xtags2.txt /\x82`\x82a\x82b"]
call writefile(content, 'Xtags')
set tags=Xtags
tag /.ＢＣ
call assert_equal('Xtags2.txt', expand('%:t'))
call assert_equal('ＡＢＣ', getline('.'))
call delete('Xtags')
close
" case3:
new
let contents = [
\ "!_TAG_FILE_SORTED 1 //",
\ "!_TAG_FILE_ENCODING cp932 //"]
for i in range(1, 100)
call add(contents, 'abc' .. i
\ .. " Xtags3.txt /\x82`\x82a\x82b")
endfor
call writefile(contents, 'Xtags')
set tags=Xtags
tag abc50
call assert_equal('Xtags3.txt', expand('%:t'))
call assert_equal('ＡＢＣ', getline('.'))
call delete('Xtags')
close
set tags&
let &encoding = save_enc
call delete('Xtags1.txt')
call delete('Xtags2.txt')
call delete('Xtags3.txt')
call delete('Xtags1')
endfunc
" Test for emacs-style tags file (TAGS)
func Test_tagjump_etags()
CheckFeature emacs_tags
call writefile([
\ "void foo() {}",
\ "int main(int argc, char **argv)",
\ "{",
\ "\tfoo();",
\ "\treturn 0;",
\ "}",
\ ], 'Xmain.c')
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "void foo() {}\x7ffoo\x011,0",
\ "int main(int argc, char **argv)\x7fmain\x012,14",
\ ], 'Xtags')
set tags=Xtags
ta foo
call assert_equal('void foo() {}', getline('.'))
" Test for including another tags file
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "void foo() {}\x7ffoo\x011,0",
\ "\x0c",
\ "Xnonexisting,include",
\ "\x0c",
\ "Xtags2,include"
\ ], 'Xtags')
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "int main(int argc, char **argv)\x7fmain\x012,14",
\ ], 'Xtags2')
tag main
call assert_equal(2, line('.'))
call assert_fails('tag bar', 'E426:')
" corrupted tag line
call writefile([
\ "\x0c",
\ "Xmain.c,8",
\ "int main"
\ ], 'Xtags', 'b')
call assert_fails('tag foo', 'E426:')
" invalid line number
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "void foo() {}\x7ffoo\x0abc,0",
\ ], 'Xtags')
call assert_fails('tag foo', 'E426:')
" invalid tag name
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ ";;;;\x7f1,0",
\ ], 'Xtags')
call assert_fails('tag foo', 'E431:')
" end of file after a CTRL-L line
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "void foo() {}\x7ffoo\x011,0",
\ "\x0c",
\ ], 'Xtags')
call assert_fails('tag main', 'E426:')
" error in an included tags file
call writefile([
\ "\x0c",
\ "Xtags2,include"
\ ], 'Xtags')
call writefile([
\ "\x0c",
\ "Xmain.c,64",
\ "void foo() {}",
\ ], 'Xtags2')
call assert_fails('tag foo', 'E431:')
call delete('Xtags')
call delete('Xtags2')
call delete('Xmain.c')
set tags&
bwipe!
endfunc
" Test for getting and modifying the tag stack
func Test_getsettagstack()
call writefile(['line1', 'line2', 'line3'], 'Xfile1')
call writefile(['line1', 'line2', 'line3'], 'Xfile2')
call writefile(['line1', 'line2', 'line3'], 'Xfile3')
enew | only
call settagstack(1, {'items' : []})
call assert_equal(0, gettagstack(1).length)
call assert_equal([], 1->gettagstack().items)
" Error cases
call assert_equal({}, gettagstack(100))
call assert_equal(-1, settagstack(100, {'items' : []}))
call assert_fails('call settagstack(1, [1, 10])', 'E1206:')
call assert_fails("call settagstack(1, {'items' : 10})", 'E714:')
call assert_fails("call settagstack(1, {'items' : []}, 10)", 'E1174:')
call assert_fails("call settagstack(1, {'items' : []}, 'b')", 'E962:')
call assert_equal(-1, settagstack(0, test_null_dict()))
set tags=Xtags
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "one\tXfile1\t1",
\ "three\tXfile3\t3",
\ "two\tXfile2\t2"],
\ 'Xtags')
let stk = []
call add(stk, {'bufnr' : bufnr('%'), 'tagname' : 'one',
\ 'from' : [bufnr('%'), line('.'), col('.'), 0], 'matchnr' : 1})
tag one
call add(stk, {'bufnr' : bufnr('%'), 'tagname' : 'two',
\ 'from' : [bufnr('%'), line('.'), col('.'), 0], 'matchnr' : 1})
tag two
call add(stk, {'bufnr' : bufnr('%'), 'tagname' : 'three',
\ 'from' : [bufnr('%'), line('.'), col('.'), 0], 'matchnr' : 1})
tag three
call assert_equal(3, gettagstack(1).length)
call assert_equal(stk, gettagstack(1).items)
" Check for default - current window
call assert_equal(3, gettagstack().length)
call assert_equal(stk, gettagstack().items)
" Try to set current index to invalid values
call settagstack(1, {'curidx' : -1})
call assert_equal(1, gettagstack().curidx)
eval {'curidx' : 50}->settagstack(1)
call assert_equal(4, gettagstack().curidx)
" Try pushing invalid items onto the stack
call settagstack(1, {'items' : []})
call settagstack(1, {'items' : ["plate"]}, 'a')
call assert_equal(0, gettagstack().length)
call assert_equal([], gettagstack().items)
call settagstack(1, {'items' : [{"tagname" : "abc"}]}, 'a')
call assert_equal(0, gettagstack().length)
call assert_equal([], gettagstack().items)
call settagstack(1, {'items' : [{"from" : 100}]}, 'a')
call assert_equal(0, gettagstack().length)
call assert_equal([], gettagstack().items)
call settagstack(1, {'items' : [{"from" : [2, 1, 0, 0]}]}, 'a')
call assert_equal(0, gettagstack().length)
call assert_equal([], gettagstack().items)
" Push one item at a time to the stack
call settagstack(1, {'items' : []})
call settagstack(1, {'items' : [stk[0]]}, 'a')
call settagstack(1, {'items' : [stk[1]]}, 'a')
call settagstack(1, {'items' : [stk[2]]}, 'a')
call settagstack(1, {'curidx' : 4})
call assert_equal({'length' : 3, 'curidx' : 4, 'items' : stk},
\ gettagstack(1))
" Try pushing items onto a full stack
for i in range(7)
call settagstack(1, {'items' : stk}, 'a')
endfor
call assert_equal(20, gettagstack().length)
call settagstack(1,
\ {'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 'a')
call assert_equal('abc', gettagstack().items[19].tagname)
" truncate the tag stack
call settagstack(1,
\ {'curidx' : 9,
\ 'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 't')
let t = gettagstack()
call assert_equal(9, t.length)
call assert_equal(10, t.curidx)
" truncate the tag stack without pushing any new items
call settagstack(1, {'curidx' : 5}, 't')
let t = gettagstack()
call assert_equal(4, t.length)
call assert_equal(5, t.curidx)
" truncate an empty tag stack and push new items
call settagstack(1, {'items' : []})
call settagstack(1,
\ {'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 't')
let t = gettagstack()
call assert_equal(1, t.length)
call assert_equal(2, t.curidx)
" Tag with multiple matches
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "two\tXfile1\t1",
\ "two\tXfile2\t3",
\ "two\tXfile3\t2"],
\ 'Xtags')
call settagstack(1, {'items' : []})
tag two
tnext
tnext
call assert_equal(1, gettagstack().length)
call assert_equal(3, gettagstack().items[0].matchnr)
" Memory allocation failures
call test_alloc_fail(GetAllocId('tagstack_items'), 0, 0)
call assert_fails('call gettagstack()', 'E342:')
call test_alloc_fail(GetAllocId('tagstack_from'), 0, 0)
call assert_fails('call gettagstack()', 'E342:')
call test_alloc_fail(GetAllocId('tagstack_details'), 0, 0)
call assert_fails('call gettagstack()', 'E342:')
call settagstack(1, {'items' : []})
call delete('Xfile1')
call delete('Xfile2')
call delete('Xfile3')
call delete('Xtags')
set tags&
endfunc
func Test_tag_with_count()
call writefile([
\ 'test Xtest.h /^void test();$/;" p typeref:typename:void signature:()',
\ ], 'Xtags')
call writefile([
\ 'main Xtest.c /^int main()$/;" f typeref:typename:int signature:()',
\ 'test Xtest.c /^void test()$/;" f typeref:typename:void signature:()',
\ ], 'Ytags')
cal writefile([
\ 'int main()',
\ 'void test()',
\ ], 'Xtest.c')
cal writefile([
\ 'void test();',
\ ], 'Xtest.h')
set tags=Xtags,Ytags
new Xtest.c
let tl = taglist('test', 'Xtest.c')
call assert_equal(tl[0].filename, 'Xtest.c')
call assert_equal(tl[1].filename, 'Xtest.h')
tag test
call assert_equal(bufname('%'), 'Xtest.c')
1tag test
call assert_equal(bufname('%'), 'Xtest.c')
2tag test
call assert_equal(bufname('%'), 'Xtest.h')
set tags&
call delete('Xtags')
call delete('Ytags')
bwipe Xtest.h
bwipe Xtest.c
call delete('Xtest.h')
call delete('Xtest.c')
endfunc
func Test_tagnr_recall()
call writefile([
\ 'test Xtest.h /^void test();$/;" p',
\ 'main Xtest.c /^int main()$/;" f',
\ 'test Xtest.c /^void test()$/;" f',
\ ], 'Xtags')
cal writefile([
\ 'int main()',
\ 'void test()',
\ ], 'Xtest.c')
cal writefile([
\ 'void test();',
\ ], 'Xtest.h')
set tags=Xtags
new Xtest.c
let tl = taglist('test', 'Xtest.c')
call assert_equal(tl[0].filename, 'Xtest.c')
call assert_equal(tl[1].filename, 'Xtest.h')
2tag test
call assert_equal(bufname('%'), 'Xtest.h')
pop
call assert_equal(bufname('%'), 'Xtest.c')
tag
call assert_equal(bufname('%'), 'Xtest.h')
set tags&
call delete('Xtags')
bwipe Xtest.h
bwipe Xtest.c
call delete('Xtest.h')
call delete('Xtest.c')
endfunc
func Test_tag_line_toolong()
call writefile([
\ '1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678 django/contrib/admin/templates/admin/edit_inline/stacked.html 16;" j line:16 language:HTML'
\ ], 'Xtags')
set tags=Xtags
let old_vbs = &verbose
set verbose=5
" ":tjump" should give "tag not found" not "Format error in tags file"
call assert_fails('tj /foo', 'E426:')
try
tj /foo
catch /^Vim\%((\a\+)\)\=:E431/
call assert_report(v:exception)
catch /.*/
endtry
call assert_equal('Searching tags file Xtags', split(execute('messages'), '\n')[-1])
call writefile([
\ '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567 django/contrib/admin/templates/admin/edit_inline/stacked.html 16;" j line:16 language:HTML'
\ ], 'Xtags')
call assert_fails('tj /foo', 'E426:')
try
tj /foo
catch /^Vim\%((\a\+)\)\=:E431/
call assert_report(v:exception)
catch /.*/
endtry
call assert_equal('Searching tags file Xtags', split(execute('messages'), '\n')[-1])
" binary search works in file with long line
call writefile([
\ 'asdfasfd nowhere 16',
\ 'foobar Xsomewhere 3; " 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567',
\ 'zasdfasfd nowhere 16',
\ ], 'Xtags')
call writefile([
\ 'one',
\ 'two',
\ 'trhee',
\ 'four',
\ ], 'Xsomewhere')
tag foobar
call assert_equal('Xsomewhere', expand('%'))
call assert_equal(3, getcurpos()[1])
" expansion on command line works with long lines when &wildoptions contains
" 'tagfile'
set wildoptions=tagfile
call writefile([
\ 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa file /^pattern$/;" f'
\ ], 'Xtags')
call feedkeys(":tag \<Tab>", 'tx')
" Should not crash
call assert_true(v:true)
call delete('Xtags')
call delete('Xsomewhere')
set tags&
let &verbose = old_vbs
endfunc
" Check that using :tselect does not run into the hit-enter prompt.
" Requires a terminal to trigger that prompt.
func Test_tselect()
CheckScreendump
call writefile([
\ 'main Xtest.h /^void test();$/;" f',
\ 'main Xtest.c /^int main()$/;" f',
\ 'main Xtest.x /^void test()$/;" f',
\ ], 'Xtags')
cal writefile([
\ 'int main()',
\ 'void test()',
\ ], 'Xtest.c')
let lines =<< trim [SCRIPT]
set tags=Xtags
[SCRIPT]
call writefile(lines, 'XTest_tselect')
let buf = RunVimInTerminal('-S XTest_tselect', {'rows': 10, 'cols': 50})
call TermWait(buf, 50)
call term_sendkeys(buf, ":tselect main\<CR>2\<CR>")
call VerifyScreenDump(buf, 'Test_tselect_1', {})
call StopVimInTerminal(buf)
call delete('Xtags')
call delete('Xtest.c')
call delete('XTest_tselect')
endfunc
func Test_tagline()
call writefile([
\ 'provision Xtest.py /^ def provision(self, **kwargs):$/;" m line:1 language:Python class:Foo',
\ 'provision Xtest.py /^ def provision(self, **kwargs):$/;" m line:3 language:Python class:Bar',
\], 'Xtags')
call writefile([
\ ' def provision(self, **kwargs):',
\ ' pass',
\ ' def provision(self, **kwargs):',
\ ' pass',
\], 'Xtest.py')
set tags=Xtags
1tag provision
call assert_equal(line('.'), 1)
2tag provision
call assert_equal(line('.'), 3)
call delete('Xtags')
call delete('Xtest.py')
set tags&
endfunc
" Test for expanding environment variable in a tag file name
func Test_tag_envvar()
call writefile(["Func1\t$FOO\t/^Func1/"], 'Xtags')
set tags=Xtags
let $FOO='TagTestEnv'
let caught_exception = v:false
try
tag Func1
catch /E429:/
call assert_match('E429:.*"TagTestEnv".*', v:exception)
let caught_exception = v:true
endtry
call assert_true(caught_exception)
set tags&
call delete('Xtags')
unlet $FOO
endfunc
" Test for :ptag
func Test_tag_preview()
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "second\tXfile1\t2",
\ "third\tXfile1\t3",],
\ 'Xtags')
set tags=Xtags
call writefile(['first', 'second', 'third'], 'Xfile1')
enew | only
ptag third
call assert_equal(2, winnr())
call assert_equal(2, winnr('$'))
call assert_equal(1, getwinvar(1, '&previewwindow'))
call assert_equal(0, getwinvar(2, '&previewwindow'))
wincmd P
call assert_equal(3, line('.'))
" jump to the tag again
wincmd w
ptag third
wincmd P
call assert_equal(3, line('.'))
" jump to the newer tag
wincmd w
ptag
wincmd P
call assert_equal(3, line('.'))
" close the preview window
pclose
call assert_equal(1, winnr('$'))
call delete('Xfile1')
call delete('Xtags')
set tags&
endfunc
" Tests for guessing the tag location
func Test_tag_guess()
call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
\ "func1\tXfoo\t/^int func1(int x)/",
\ "func2\tXfoo\t/^int func2(int y)/",
\ "func3\tXfoo\t/^func3/",
\ "func4\tXfoo\t/^func4/"],
\ 'Xtags')
set tags=Xtags
let code =<< trim [CODE]
int FUNC1 (int x) { }
int
func2 (int y) { }
int * func3 () { }
[CODE]
call writefile(code, 'Xfoo')
let v:statusmsg = ''
ta func1
call assert_match('E435:', v:statusmsg)
call assert_equal(2, line('.'))
let v:statusmsg = ''
ta func2
call assert_match('E435:', v:statusmsg)
call assert_equal(4, line('.'))
let v:statusmsg = ''
ta func3
call assert_match('E435:', v:statusmsg)
call assert_equal(5, line('.'))
call assert_fails('ta func4', 'E434:')
call delete('Xtags')
call delete('Xfoo')
set tags&
endfunc
" Test for an unsorted tags file
func Test_tag_sort()
let l = [
\ "first\tXfoo\t1",
\ "ten\tXfoo\t3",
\ "six\tXfoo\t2"]
call writefile(l, 'Xtags')
set tags=Xtags
let code =<< trim [CODE]
int first() {}
int six() {}
int ten() {}
[CODE]
call writefile(code, 'Xfoo')
call assert_fails('tag first', 'E432:')
" When multiple tag files are not sorted, then message should be displayed
" multiple times
call writefile(l, 'Xtags2')
set tags=Xtags,Xtags2
call assert_fails('tag first', ['E432:', 'E432:'])
call delete('Xtags')
call delete('Xtags2')
call delete('Xfoo')
set tags&
%bwipe
endfunc
" Test for an unsorted tags file
func Test_tag_fold()
call writefile([
\ "!_TAG_FILE_ENCODING\tutf-8\t//",
\ "!_TAG_FILE_SORTED\t2\t/0=unsorted, 1=sorted, 2=foldcase/",
\ "first\tXfoo\t1",
\ "second\tXfoo\t2",
\ "third\tXfoo\t3"],
\ 'Xtags')
set tags=Xtags
let code =<< trim [CODE]
int first() {}
int second() {}
int third() {}
[CODE]
call writefile(code, 'Xfoo')
enew
tag second
call assert_equal('Xfoo', bufname(''))
call assert_equal(2, line('.'))
call delete('Xtags')
call delete('Xfoo')
set tags&
%bwipe
endfunc
" Test for the :ltag command
func Test_ltag()
call writefile([
\ "!_TAG_FILE_ENCODING\tutf-8\t//",
\ "first\tXfoo\t1",
\ "second\tXfoo\t/^int second() {}$/",
\ "third\tXfoo\t3"],
\ 'Xtags')
set tags=Xtags
let code =<< trim [CODE]
int first() {}
int second() {}
int third() {}
[CODE]
call writefile(code, 'Xfoo')
enew
call setloclist(0, [], 'f')
ltag third
call assert_equal('Xfoo', bufname(''))
call assert_equal(3, line('.'))
call assert_equal([{'lnum': 3, 'end_lnum': 0, 'bufnr': bufnr('Xfoo'),
\ 'col': 0, 'end_col': 0, 'pattern': '', 'valid': 1, 'vcol': 0,
\ 'nr': 0, 'type': '', 'module': '', 'text': 'third'}], getloclist(0))
ltag second
call assert_equal(2, line('.'))
call assert_equal([{'lnum': 0, 'end_lnum': 0, 'bufnr': bufnr('Xfoo'),
\ 'col': 0, 'end_col': 0, 'pattern': '^\Vint second() {}\$',
\ 'valid': 1, 'vcol': 0, 'nr': 0, 'type': '', 'module': '',
\ 'text': 'second'}], getloclist(0))
call delete('Xtags')
call delete('Xfoo')
set tags&
%bwipe
endfunc
" Test for setting the last search pattern to the tag search pattern
" when cpoptions has 't'
func Test_tag_last_search_pat()
call writefile([
\ "!_TAG_FILE_ENCODING\tutf-8\t//",
\ "first\tXfoo\t/^int first() {}/",
\ "second\tXfoo\t/^int second() {}/",
\ "third\tXfoo\t/^int third() {}/"],
\ 'Xtags')
set tags=Xtags
let code =<< trim [CODE]
int first() {}
int second() {}
int third() {}
[CODE]
call writefile(code, 'Xfoo')
enew
let save_cpo = &cpo
set cpo+=t
let @/ = ''
tag second
call assert_equal('^int second() {}', @/)
let &cpo = save_cpo
call delete('Xtags')
call delete('Xfoo')
set tags&
%bwipe
endfunc
" Tag stack tests
func Test_tag_stack()
let l = []
for i in range(10, 31)
let l += ["var" .. i .. "\tXfoo\t/^int var" .. i .. ";$/"]
endfor
call writefile(l, 'Xtags')
set tags=Xtags
let l = []
for i in range(10, 31)
let l += ["int var" .. i .. ";"]
endfor
call writefile(l, 'Xfoo')
" Jump to a tag when the tag stack is full. Oldest entry should be removed.
enew
for i in range(10, 30)
exe "tag var" .. i
endfor
let l = gettagstack()
call assert_equal(20, l.length)
call assert_equal('var11', l.items[0].tagname)
tag var31
let l = gettagstack()
call assert_equal('var12', l.items[0].tagname)
call assert_equal('var31', l.items[19].tagname)
" Use tnext with a single match
call assert_fails('tnext', 'E427:')
" Jump to newest entry from the top of the stack
call assert_fails('tag', 'E556:')
" Pop with zero count from the top of the stack
call assert_fails('0pop', 'E556:')
" Pop from an unsaved buffer
enew!
call append(1, "sample text")
call assert_fails('pop', 'E37:')
call assert_equal(21, gettagstack().curidx)
enew!
" Pop all the entries in the tag stack
call assert_fails('30pop', 'E555:')
" Pop with a count when already at the bottom of the stack
call assert_fails('exe "normal 4\<C-T>"', 'E555:')
call assert_equal(1, gettagstack().curidx)
" Jump to newest entry from the bottom of the stack with zero count
call assert_fails('0tag', 'E555:')
" Pop the tag stack when it is empty
call settagstack(1, {'items' : []})
call assert_fails('pop', 'E73:')
call delete('Xtags')
call delete('Xfoo')
set tags&
%bwipe