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-rw-r--r--src/testdir/test_match.vim437
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diff --git a/src/testdir/test_match.vim b/src/testdir/test_match.vim
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+" Test for :match, :2match, :3match, clearmatches(), getmatches(), matchadd(),
+" matchaddpos(), matcharg(), matchdelete(), and setmatches().
+
+source screendump.vim
+source check.vim
+
+function Test_match()
+ highlight MyGroup1 term=bold ctermbg=red guibg=red
+ highlight MyGroup2 term=italic ctermbg=green guibg=green
+ highlight MyGroup3 term=underline ctermbg=blue guibg=blue
+
+ " --- Check that "matcharg()" returns the correct group and pattern if a match
+ " --- is defined.
+ match MyGroup1 /TODO/
+ 2match MyGroup2 /FIXME/
+ 3match MyGroup3 /XXX/
+ call assert_equal(['MyGroup1', 'TODO'], matcharg(1))
+ call assert_equal(['MyGroup2', 'FIXME'], 2->matcharg())
+ call assert_equal(['MyGroup3', 'XXX'], matcharg(3))
+
+ " --- Check that "matcharg()" returns an empty list if the argument is not 1,
+ " --- 2 or 3 (only 0 and 4 are tested).
+ call assert_equal([], matcharg(0))
+ call assert_equal([], matcharg(4))
+
+ " --- Check that "matcharg()" returns ['', ''] if a match is not defined.
+ match
+ 2match
+ 3match
+ call assert_equal(['', ''], matcharg(1))
+ call assert_equal(['', ''], matcharg(2))
+ call assert_equal(['', ''], matcharg(3))
+
+ " --- Check that "matchadd()" and "getmatches()" agree on added matches and
+ " --- that default values apply.
+ let m1 = matchadd("MyGroup1", "TODO")
+ let m2 = matchadd("MyGroup2", "FIXME", 42)
+ let m3 = matchadd("MyGroup3", "XXX", 60, 17)
+ let ans = [{'group': 'MyGroup1', 'pattern': 'TODO', 'priority': 10, 'id': 1000},
+ \ {'group': 'MyGroup2', 'pattern': 'FIXME', 'priority': 42, 'id': 1001},
+ \ {'group': 'MyGroup3', 'pattern': 'XXX', 'priority': 60, 'id': 17}]
+ call assert_equal(ans, getmatches())
+
+ " --- Check that "matchdelete()" deletes the matches defined in the previous
+ " --- test correctly.
+ call matchdelete(m1)
+ eval m2->matchdelete()
+ call matchdelete(m3)
+ call assert_equal([], getmatches())
+
+ " --- Check that "matchdelete()" returns 0 if successful and otherwise -1.
+ let m = matchadd("MyGroup1", "TODO")
+ call assert_equal(0, matchdelete(m))
+ call assert_fails('call matchdelete(42)', 'E803:')
+
+ " --- Check that "clearmatches()" clears all matches defined by ":match" and
+ " --- "matchadd()".
+ let m1 = matchadd("MyGroup1", "TODO")
+ let m2 = "MyGroup2"->matchadd("FIXME", 42)
+ let m3 = matchadd("MyGroup3", "XXX", 60, 17)
+ match MyGroup1 /COFFEE/
+ 2match MyGroup2 /HUMPPA/
+ 3match MyGroup3 /VIM/
+ call clearmatches()
+ call assert_equal([], getmatches())
+
+ " --- Check that "setmatches()" restores a list of matches saved by
+ " --- "getmatches()" without changes. (Matches with equal priority must also
+ " --- remain in the same order.)
+ let m1 = matchadd("MyGroup1", "TODO")
+ let m2 = matchadd("MyGroup2", "FIXME", 42)
+ let m3 = matchadd("MyGroup3", "XXX", 60, 17)
+ match MyGroup1 /COFFEE/
+ 2match MyGroup2 /HUMPPA/
+ 3match MyGroup3 /VIM/
+ let ml = getmatches()
+ call clearmatches()
+ call setmatches(ml)
+ call assert_equal(ml, getmatches())
+ call clearmatches()
+
+ " --- Check that "setmatches()" will not add two matches with the same ID. The
+ " --- expected behaviour (for now) is to add the first match but not the
+ " --- second and to return 0 (even though it is a matter of debate whether
+ " --- this can be considered successful behaviour).
+ let data = [{'group': 'MyGroup1', 'pattern': 'TODO', 'priority': 10, 'id': 1},
+ \ {'group': 'MyGroup2', 'pattern': 'FIXME', 'priority': 10, 'id': 1}]
+ call assert_fails('call setmatches(data)', 'E801:')
+ call assert_equal([data[0]], getmatches())
+ call clearmatches()
+
+ " --- Check that "setmatches()" returns 0 if successful and otherwise -1.
+ " --- (A range of valid and invalid input values are tried out to generate the
+ " --- return values.)
+ call assert_equal(0, setmatches([]))
+ call assert_equal(0, setmatches([{'group': 'MyGroup1', 'pattern': 'TODO', 'priority': 10, 'id': 1}]))
+ call clearmatches()
+ call assert_fails('call setmatches(0)', 'E1211:')
+ call assert_fails('call setmatches([0])', 'E474:')
+ call assert_fails("call setmatches([{'wrong key': 'wrong value'}])", 'E474:')
+ call assert_equal(-1, setmatches([{'group' : 'Search', 'priority' : 10, 'id' : 5, 'pos1' : {}}]))
+
+ call setline(1, 'abcdefghijklmnopq')
+ call matchaddpos("MyGroup1", [[1, 5], [1, 8, 3]], 10, 3)
+ 1
+ redraw!
+ let v1 = screenattr(1, 1)
+ let v5 = screenattr(1, 5)
+ let v6 = screenattr(1, 6)
+ let v8 = screenattr(1, 8)
+ let v10 = screenattr(1, 10)
+ let v11 = screenattr(1, 11)
+ call assert_notequal(v1, v5)
+ call assert_equal(v6, v1)
+ call assert_equal(v8, v5)
+ call assert_equal(v10, v5)
+ call assert_equal(v11, v1)
+ call assert_equal([{'group': 'MyGroup1', 'id': 3, 'priority': 10, 'pos1': [1, 5, 1], 'pos2': [1, 8, 3]}], getmatches())
+ call clearmatches()
+
+ call setline(1, 'abcdΣabcdef')
+ eval "MyGroup1"->matchaddpos([[1, 4, 2], [1, 9, 2]], 10, 42)
+ 1
+ redraw!
+ let v1 = screenattr(1, 1)
+ let v4 = screenattr(1, 4)
+ let v5 = screenattr(1, 5)
+ let v6 = screenattr(1, 6)
+ let v7 = screenattr(1, 7)
+ let v8 = screenattr(1, 8)
+ let v9 = screenattr(1, 9)
+ let v10 = screenattr(1, 10)
+ call assert_equal([{'group': 'MyGroup1', 'id': 42, 'priority': 10, 'pos1': [1, 4, 2], 'pos2': [1, 9, 2]}], getmatches())
+ call assert_notequal(v1, v4)
+ call assert_equal(v5, v4)
+ call assert_equal(v6, v1)
+ call assert_equal(v7, v1)
+ call assert_equal(v8, v4)
+ call assert_equal(v9, v4)
+ call assert_equal(v10, v1)
+
+ " Check, that setmatches() can correctly restore the matches from matchaddpos()
+ call matchadd('MyGroup1', '\%2lmatchadd')
+ let m=getmatches()
+ call clearmatches()
+ call setmatches(m)
+ call assert_equal([{'group': 'MyGroup1', 'id': 42, 'priority': 10, 'pos1': [1, 4, 2], 'pos2': [1,9, 2]}, {'group': 'MyGroup1', 'pattern': '\%2lmatchadd', 'priority': 10, 'id': 1106}], getmatches())
+
+ highlight MyGroup1 NONE
+ highlight MyGroup2 NONE
+ highlight MyGroup3 NONE
+endfunc
+
+func Test_match_error()
+ call assert_fails('match Error', 'E475:')
+ call assert_fails('match Error /', 'E475:')
+ call assert_fails('4match Error /x/', 'E476:')
+ call assert_fails('match Error /x/ x', 'E488:')
+endfunc
+
+func Test_matchadd_error()
+ call assert_fails("call matchadd('GroupDoesNotExist', 'X')", 'E28:')
+ call assert_fails("call matchadd('Search', '\\(')", 'E54:')
+ call assert_fails("call matchadd('Search', 'XXX', 1, 123, 1)", 'E715:')
+ call assert_fails("call matchadd('Error', 'XXX', 1, 3)", 'E798:')
+ call assert_fails("call matchadd('Error', 'XXX', 1, 0)", 'E799:')
+ call assert_fails("call matchadd('Error', 'XXX', [], 0)", 'E745:')
+ call assert_equal(-1, matchadd('', 'pat'))
+ call assert_equal(-1, matchadd('Search', ''))
+endfunc
+
+func Test_matchaddpos()
+ syntax on
+ set hlsearch
+
+ call setline(1, ['12345', 'NP'])
+ call matchaddpos('Error', [[1,2], [1,6], [2,2]])
+ redraw!
+ call assert_notequal(screenattr(2,2), 0)
+ call assert_equal(screenattr(2,2), screenattr(1,2))
+ call assert_notequal(screenattr(2,2), screenattr(1,6))
+ 1
+ call matchadd('Search', 'N\|\n')
+ redraw!
+ call assert_notequal(screenattr(2,1), 0)
+ call assert_equal(screenattr(2,1), screenattr(1,6))
+ exec "norm! i0\<Esc>"
+ redraw!
+ call assert_equal(screenattr(2,2), screenattr(1,6))
+
+ " Check overlapping pos
+ call clearmatches()
+ call setline(1, ['1234567890', 'NH'])
+ call matchaddpos('Error', [[1,1,5], [1,3,5], [2,2]])
+ redraw!
+ call assert_notequal(screenattr(2,2), 0)
+ call assert_equal(screenattr(2,2), screenattr(1,5))
+ call assert_equal(screenattr(2,2), screenattr(1,7))
+ call assert_notequal(screenattr(2,2), screenattr(1,8))
+
+ call clearmatches()
+ call matchaddpos('Error', [[1], [2,2]])
+ redraw!
+ call assert_equal(screenattr(2,2), screenattr(1,1))
+ call assert_equal(screenattr(2,2), screenattr(1,10))
+ call assert_notequal(screenattr(2,2), screenattr(1,11))
+
+ " matchaddpos() with line number as 0
+ call clearmatches()
+ let id = matchaddpos('Search', [[0], [3], [0]])
+ call assert_equal([{'group' : 'Search', 'priority' : 10, 'id' : id, 'pos1' : [3]}], getmatches())
+ call clearmatches()
+ let id = matchaddpos('Search', [0, 3, 0])
+ call assert_equal([{'group' : 'Search', 'priority' : 10, 'id' : id, 'pos1' : [3]}], getmatches())
+
+ nohl
+ call clearmatches()
+ syntax off
+ set hlsearch&
+endfunc
+
+" Add 12 match positions (previously the limit was 8 positions).
+func Test_matchaddpos_dump()
+ CheckScreendump
+
+ let lines =<< trim END
+ call setline(1, ['1234567890123']->repeat(14))
+ call matchaddpos('Search', range(1, 12)->map({i, v -> [v, v]}))
+ END
+ call writefile(lines, 'Xmatchaddpos', 'D')
+ let buf = RunVimInTerminal('-S Xmatchaddpos', #{rows: 14})
+ call VerifyScreenDump(buf, 'Test_matchaddpos_1', {})
+
+ call StopVimInTerminal(buf)
+endfunc
+
+func Test_matchaddpos_otherwin()
+ syntax on
+ new
+ call setline(1, ['12345', 'NP'])
+ let winid = win_getid()
+
+ wincmd w
+ call matchadd('Search', '4', 10, -1, {'window': winid})
+ call matchaddpos('Error', [[1,2], [2,2]], 10, -1, {'window': winid})
+ redraw!
+ call assert_notequal(screenattr(1,2), 0)
+ call assert_notequal(screenattr(1,4), 0)
+ call assert_notequal(screenattr(2,2), 0)
+ call assert_equal(screenattr(1,2), screenattr(2,2))
+ call assert_notequal(screenattr(1,2), screenattr(1,4))
+
+ let savematches = getmatches(winid)
+ let expect = [
+ \ {'group': 'Search', 'pattern': '4', 'priority': 10, 'id': 1000},
+ \ {'group': 'Error', 'id': 1001, 'priority': 10, 'pos1': [1, 2, 1], 'pos2': [2, 2, 1]},
+ \]
+ call assert_equal(expect, savematches)
+
+ eval winid->clearmatches()
+ call assert_equal([], getmatches(winid))
+ call assert_fails('echo getmatches(-1)', 'E957:')
+
+ call setmatches(savematches, winid)
+ call assert_equal(expect, savematches)
+
+ wincmd w
+ bwipe!
+ call clearmatches()
+ syntax off
+endfunc
+
+func Test_matchaddpos_using_negative_priority()
+ set hlsearch
+
+ call clearmatches()
+
+ call setline(1, 'x')
+ let @/='x'
+ redraw!
+ let search_attr = screenattr(1,1)
+
+ let @/=''
+ call matchaddpos('Error', [1], 10)
+ redraw!
+ let error_attr = screenattr(1,1)
+
+ call setline(2, '-1 match priority')
+ call matchaddpos('Error', [2], -1)
+ redraw!
+ let negative_match_priority_attr = screenattr(2,1)
+
+ call assert_notequal(negative_match_priority_attr, search_attr, "Match with negative priority is incorrectly highlighted with Search highlight.")
+ call assert_equal(negative_match_priority_attr, error_attr)
+
+ nohl
+ set hlsearch&
+endfunc
+
+func Test_matchaddpos_error()
+ call assert_fails("call matchaddpos('Error', 1)", 'E686:')
+ call assert_fails("call matchaddpos('Error', [1], 1, 1)", 'E798:')
+ call assert_fails("call matchaddpos('Error', [1], 1, 2)", 'E798:')
+ call assert_fails("call matchaddpos('Error', [1], 1, 0)", 'E799:')
+ call assert_fails("call matchaddpos('Error', [1], 1, 123, 1)", 'E715:')
+ call assert_fails("call matchaddpos('Error', [1], 1, 5, {'window':12345})", 'E957:')
+ " Why doesn't the following error have an error code E...?
+ call assert_fails("call matchaddpos('Error', [{}])", 'E290:')
+ call assert_equal(-1, matchaddpos('Error', test_null_list()))
+ call assert_fails("call matchaddpos('Error', [1], [], 1)", 'E745:')
+ call assert_equal(-1, matchaddpos('Search', [[]]))
+ call assert_fails("call matchaddpos('Search', [[{}]])", 'E728:')
+ call assert_fails("call matchaddpos('Search', [[2, {}]])", 'E728:')
+ call assert_fails("call matchaddpos('Search', [[3, 4, {}]])", 'E728:')
+endfunc
+
+func OtherWindowCommon()
+ let lines =<< trim END
+ call setline(1, 'Hello Vim world')
+ let mid = matchadd('Error', 'world', 1)
+ let winid = win_getid()
+ new
+ END
+ call writefile(lines, 'XscriptMatchCommon')
+ let buf = RunVimInTerminal('-S XscriptMatchCommon', #{rows: 12})
+ call TermWait(buf)
+ return buf
+endfunc
+
+func Test_matchdelete_other_window()
+ CheckScreendump
+
+ let buf = OtherWindowCommon()
+ call term_sendkeys(buf, ":call matchdelete(mid, winid)\<CR>")
+ call VerifyScreenDump(buf, 'Test_matchdelete_1', {})
+
+ call StopVimInTerminal(buf)
+ call delete('XscriptMatchCommon')
+endfunc
+
+func Test_matchdelete_error()
+ call assert_fails("call matchdelete(0)", 'E802:')
+ call assert_fails("call matchdelete(1, -1)", 'E957:')
+endfunc
+
+func Test_matchclear_other_window()
+ CheckRunVimInTerminal
+ let buf = OtherWindowCommon()
+ call term_sendkeys(buf, ":call clearmatches(winid)\<CR>")
+ call VerifyScreenDump(buf, 'Test_matchclear_1', {})
+
+ call StopVimInTerminal(buf)
+ call delete('XscriptMatchCommon')
+endfunc
+
+func Test_matchadd_other_window()
+ CheckRunVimInTerminal
+ let buf = OtherWindowCommon()
+ call term_sendkeys(buf, ":call matchadd('Search', 'Hello', 1, -1, #{window: winid})\<CR>")
+ call term_sendkeys(buf, ":\<CR>")
+ call VerifyScreenDump(buf, 'Test_matchadd_1', {})
+
+ call StopVimInTerminal(buf)
+ call delete('XscriptMatchCommon')
+endfunc
+
+func Test_match_in_linebreak()
+ CheckRunVimInTerminal
+
+ let lines =<< trim END
+ set breakindent linebreak breakat+=]
+ call printf('%s]%s', repeat('x', 50), repeat('x', 70))->setline(1)
+ call matchaddpos('ErrorMsg', [[1, 51]])
+ END
+ call writefile(lines, 'XscriptMatchLinebreak', 'D')
+ let buf = RunVimInTerminal('-S XscriptMatchLinebreak', #{rows: 10})
+ call VerifyScreenDump(buf, 'Test_match_linebreak', {})
+
+ call StopVimInTerminal(buf)
+endfunc
+
+func Test_match_with_incsearch()
+ CheckRunVimInTerminal
+
+ let lines =<< trim END
+ set incsearch
+ call setline(1, range(20))
+ call matchaddpos('ErrorMsg', [3])
+ END
+ call writefile(lines, 'XmatchWithIncsearch', 'D')
+ let buf = RunVimInTerminal('-S XmatchWithIncsearch', #{rows: 6})
+ call VerifyScreenDump(buf, 'Test_match_with_incsearch_1', {})
+
+ call term_sendkeys(buf, ":s/0")
+ call VerifyScreenDump(buf, 'Test_match_with_incsearch_2', {})
+
+ call term_sendkeys(buf, "\<CR>")
+ call StopVimInTerminal(buf)
+endfunc
+
+" Test for deleting matches outside of the screen redraw top/bottom lines
+" This should cause a redraw of those lines.
+func Test_matchdelete_redraw()
+ new
+ call setline(1, range(1, 500))
+ call cursor(250, 1)
+ let m1 = matchaddpos('Search', [[250]])
+ let m2 = matchaddpos('Search', [[10], [450]])
+ redraw!
+ let m3 = matchaddpos('Search', [[240], [260]])
+ call matchdelete(m2)
+ let m = getmatches()
+ call assert_equal(2, len(m))
+ call assert_equal([250], m[0].pos1)
+ redraw!
+ call matchdelete(m1)
+ call assert_equal(1, len(getmatches()))
+ bw!
+endfunc
+
+func Test_match_tab_with_linebreak()
+ CheckRunVimInTerminal
+
+ let lines =<< trim END
+ set linebreak
+ call setline(1, "\tix")
+ call matchadd('ErrorMsg', '\t')
+ END
+ call writefile(lines, 'XscriptMatchTabLinebreak', 'D')
+ let buf = RunVimInTerminal('-S XscriptMatchTabLinebreak', #{rows: 10})
+ call VerifyScreenDump(buf, 'Test_match_tab_linebreak', {})
+
+ call StopVimInTerminal(buf)
+endfunc
+
+
+" vim: shiftwidth=2 sts=2 expandtab