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-rw-r--r--src/testdir/test_matchadd_conceal.vim426
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+" Test for matchadd() and conceal feature
+
+source check.vim
+CheckFeature conceal
+
+if !has('gui_running') && has('unix')
+ set term=ansi
+endif
+
+source shared.vim
+source term_util.vim
+source view_util.vim
+
+func Test_simple_matchadd()
+ new
+
+ 1put='# This is a Test'
+ " 1234567890123456
+ let expect = '# This is a Test'
+
+ call cursor(1, 1)
+ call matchadd('Conceal', '\%2l ')
+ redraw!
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ quit!
+endfunc
+
+func Test_simple_matchadd_and_conceal()
+ new
+ setlocal concealcursor=n conceallevel=1
+
+ 1put='# This is a Test'
+ " 1234567890123456
+ let expect = '#XThisXisXaXTest'
+
+ call cursor(1, 1)
+ call matchadd('Conceal', '\%2l ', 10, -1, {'conceal': 'X'})
+ redraw!
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ quit!
+endfunc
+
+func Test_matchadd_and_conceallevel_3()
+ new
+
+ setlocal conceallevel=3
+ " set filetype and :syntax on to change screenattr()
+ setlocal filetype=conf
+ syntax on
+
+ 1put='# This is a Test $'
+ " 1234567890123
+ let expect = '#ThisisaTest$'
+
+ call cursor(1, 1)
+ call matchadd('Conceal', '\%2l ', 10, -1, {'conceal': 'X'})
+ redraw!
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 13))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 14))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " more matchadd()
+ " 12345678901234
+ let expect = '#Thisisa Test$'
+
+ call matchadd('ErrorMsg', '\%2l Test', 20, -1, {'conceal': 'X'})
+ redraw!
+ call assert_equal(expect, Screenline(lnum))
+ call assert_equal(screenattr(lnum, 1) , screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 1) , screenattr(lnum, 7))
+ call assert_notequal(screenattr(lnum, 1) , screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 10), screenattr(lnum, 13))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 14))
+ call assert_notequal(screenattr(lnum, 1) , screenattr(lnum, 16))
+ call assert_notequal(screenattr(lnum, 10), screenattr(lnum, 16))
+
+ syntax off
+ quit!
+endfunc
+
+func Test_default_conceal_char()
+ new
+ setlocal concealcursor=n conceallevel=1
+
+ 1put='# This is a Test'
+ " 1234567890123456
+ let expect = '# This is a Test'
+
+ call cursor(1, 1)
+ call matchadd('Conceal', '\%2l ', 10, -1, {})
+ redraw!
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " 1234567890123456
+ let expect = '#+This+is+a+Test'
+ let listchars_save = &listchars
+ set listchars=conceal:+
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ let &listchars = listchars_save
+ quit!
+endfunc
+
+func Test_syn_and_match_conceal()
+ new
+ setlocal concealcursor=n conceallevel=1
+
+ 1put='# This is a Test '
+
+ let lnum = 2
+ call cursor(1, 1)
+
+ " 123456789012345678
+ let expect = '#ZThisZisZaZTestZZ'
+ call matchadd('Conceal', '\%2l ', 10, -1, {'conceal': 'Z'})
+ syntax match MyConceal /\%2l / conceal containedin=ALL
+ hi MyConceal ctermbg=4 ctermfg=2
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ syntax clear MyConceal
+ syntax match MyConceal /\%2l / conceal containedin=ALL cchar=*
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " 123456789012345678
+ let expect = '#*This*is*a*Test**'
+ call clearmatches()
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " 123456789012345678
+ let expect = '#*ThisXis*a*Test**'
+ call matchadd('Conceal', '\%2l\%7c ', 10, -1, {'conceal': 'X'})
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " 123456789012345678
+ let expect = '#*ThisXis*a*Test**'
+ call matchadd('ErrorMsg', '\%2l Test', 20, -1)
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_notequal(screenattr(lnum, 12), screenattr(lnum, 13))
+ call assert_equal(screenattr(lnum, 13), screenattr(lnum, 16))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 17))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 18))
+ call assert_notequal(screenattr(lnum, 18), screenattr(lnum, 19))
+
+ " 123456789012345678
+ let expect = '# ThisXis a Test'
+ syntax clear MyConceal
+ syntax match MyConceal /\%2l / conceal containedin=ALL
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 12))
+ call assert_notequal(screenattr(lnum, 12), screenattr(lnum, 13))
+ call assert_equal(screenattr(lnum, 13), screenattr(lnum, 16))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 17))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 18))
+ call assert_notequal(screenattr(lnum, 18), screenattr(lnum, 19))
+
+ syntax off
+ quit!
+endfunc
+
+func Test_clearmatches()
+ new
+ setlocal concealcursor=n conceallevel=1
+
+ 1put='# This is a Test'
+ " 1234567890123456
+ let expect = '# This is a Test'
+
+ call cursor(1, 1)
+ call matchadd('Conceal', '\%2l ', 10, -1, {'conceal': 'Z'})
+ let a = getmatches()
+ call clearmatches()
+ redraw!
+
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+
+ " reset match using setmatches()
+ " 1234567890123456
+ let expect = '#ZThisZisZaZTest'
+ call setmatches(a)
+ redraw!
+
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10))
+ call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12))
+ call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16))
+ call assert_equal({'group': 'Conceal', 'pattern': '\%2l ', 'priority': 10, 'id': a[0].id, 'conceal': 'Z'}, a[0])
+
+ quit!
+endfunc
+
+func Test_using_matchaddpos()
+ new
+ setlocal concealcursor=n conceallevel=1
+ " set filetype and :syntax on to change screenattr()
+ setlocal filetype=conf
+ syntax on
+
+ 1put='# This is a Test'
+ " 1234567890123456
+ let expect = '#Pis a Test'
+
+ call cursor(1, 1)
+ call matchaddpos('Conceal', [[2,2,6]], 10, -1, {'conceal': 'P'})
+ let a = getmatches()
+ redraw!
+
+ let lnum = 2
+ call assert_equal(expect, Screenline(lnum))
+ call assert_notequal(screenattr(lnum, 1) , screenattr(lnum, 2))
+ call assert_notequal(screenattr(lnum, 2) , screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 1) , screenattr(lnum, 7))
+ call assert_equal(screenattr(lnum, 1) , screenattr(lnum, 10))
+ call assert_notequal(screenattr(lnum, 1) , screenattr(lnum, 12))
+ call assert_notequal(screenattr(lnum, 1) , screenattr(lnum, 16))
+ call assert_equal(screenattr(lnum, 12), screenattr(lnum, 16))
+ call assert_equal({'group': 'Conceal', 'id': a[0].id, 'priority': 10, 'pos1': [2, 2, 6], 'conceal': 'P'}, a[0])
+
+ syntax off
+ quit!
+endfunc
+
+func Test_matchadd_repeat_conceal_with_syntax_off()
+ new
+
+ " To test targets in the same line string is replaced with conceal char
+ " correctly, repeat 'TARGET'
+ 1put ='TARGET_TARGETTARGET'
+ call cursor(1, 1)
+ redraw
+ call assert_equal('TARGET_TARGETTARGET', Screenline(2))
+
+ setlocal conceallevel=2
+ call matchadd('Conceal', 'TARGET', 10, -1, {'conceal': 't'})
+
+ redraw
+ call assert_equal('t_tt', Screenline(2))
+
+ quit!
+endfunc
+
+func Test_matchadd_and_syn_conceal()
+ new
+ let cnt='Inductive bool : Type := | true : bool | false : bool.'
+ let expect = 'Inductive - : Type := | true : - | false : -.'
+ 0put =cnt
+ " set filetype and :syntax on to change screenattr()
+ set cole=1 cocu=nv
+ hi link CheckedByCoq WarningMsg
+ syntax on
+ syntax keyword coqKwd bool conceal cchar=-
+ redraw!
+ call assert_equal(expect, Screenline(1))
+ call assert_notequal(screenattr(1, 10) , screenattr(1, 11))
+ call assert_notequal(screenattr(1, 11) , screenattr(1, 12))
+ call assert_equal(screenattr(1, 11) , screenattr(1, 32))
+ call matchadd('CheckedByCoq', '\%<2l\%>9c\%<16c')
+ redraw!
+ call assert_equal(expect, Screenline(1))
+ call assert_notequal(screenattr(1, 10) , screenattr(1, 11))
+ call assert_notequal(screenattr(1, 11) , screenattr(1, 12))
+ call assert_equal(screenattr(1, 11) , screenattr(1, 32))
+endfunc
+
+func Test_interaction_matchadd_syntax()
+ new
+ " Test for issue #7268 fix.
+ " When redrawing the second column, win_line() was comparing the sequence
+ " number of the syntax-concealed region with a bogus zero value that was
+ " returned for the matchadd-concealed region. Before 8.0.0672 the sequence
+ " number was never reset, thus masking the problem.
+ call setline(1, 'aaa|bbb|ccc')
+ call matchadd('Conceal', '^..', 10, -1, #{conceal: 'X'})
+ syn match foobar '^.'
+ setl concealcursor=n conceallevel=1
+ redraw!
+
+ call assert_equal('Xa|bbb|ccc', Screenline(1))
+ call assert_notequal(screenattr(1, 1), screenattr(1, 2))
+
+ bwipe!
+endfunc
+
+func Test_cursor_column_in_concealed_line_after_window_scroll()
+ CheckRunVimInTerminal
+
+ " Test for issue #5012 fix.
+ " For a concealed line with cursor, there should be no window's cursor
+ " position invalidation during win_update() after scrolling attempt that is
+ " not successful and no real topline change happens. The invalidation would
+ " cause a window's cursor position recalc outside of win_line() where it's
+ " not possible to take conceal into account.
+ let lines =<< trim END
+ 3split
+ let m = matchadd('Conceal', '=')
+ setl conceallevel=2 concealcursor=nc
+ normal gg
+ "==expr==
+ END
+ call writefile(lines, 'Xcolesearch', 'D')
+ let buf = RunVimInTerminal('Xcolesearch', {})
+ call TermWait(buf, 50)
+
+ " Jump to something that is beyond the bottom of the window,
+ " so there's a scroll down.
+ call term_sendkeys(buf, ":so %\<CR>")
+ call TermWait(buf, 50)
+ call term_sendkeys(buf, "/expr\<CR>")
+ call TermWait(buf, 50)
+
+ " Are the concealed parts of the current line really hidden?
+ let cursor_row = term_scrape(buf, '.')->map({_, e -> e.chars})->join('')
+ call assert_equal('"expr', cursor_row)
+
+ " BugFix check: Is the window's cursor column properly updated for hidden
+ " parts of the current line?
+ call assert_equal(2, term_getcursor(buf)[1])
+
+ call StopVimInTerminal(buf)
+endfunc
+
+func Test_cursor_column_in_concealed_line_after_leftcol_change()
+ CheckRunVimInTerminal
+
+ " Test for issue #5214 fix.
+ let lines =<< trim END
+ 0put = 'ab' .. repeat('-', &columns) .. 'c'
+ call matchadd('Conceal', '-')
+ set nowrap ss=0 cole=3 cocu=n
+ END
+ call writefile(lines, 'Xcurs-columns', 'D')
+ let buf = RunVimInTerminal('-S Xcurs-columns', {})
+
+ " Go to the end of the line (3 columns beyond the end of the screen).
+ " Horizontal scroll would center the cursor in the screen line, but conceal
+ " makes it go to screen column 1.
+ call term_sendkeys(buf, "$")
+ call TermWait(buf)
+
+ " Are the concealed parts of the current line really hidden?
+ call WaitForAssert({-> assert_equal('c', term_getline(buf, '.'))})
+
+ " BugFix check: Is the window's cursor column properly updated for conceal?
+ call assert_equal(1, term_getcursor(buf)[1])
+
+ call StopVimInTerminal(buf)
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab