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279 lines
10 KiB
Lua
279 lines
10 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local Screen = require('test.functional.ui.screen')
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local clear, feed, insert = helpers.clear, helpers.feed, helpers.insert
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local command, neq = helpers.command, helpers.neq
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local curbufmeths = helpers.curbufmeths
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describe('Buffer highlighting', function()
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local screen
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before_each(function()
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clear()
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command('syntax on')
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screen = Screen.new(40, 8)
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screen:attach()
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screen:set_default_attr_ids({
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[1] = {bold=true, foreground=Screen.colors.Blue},
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[2] = {foreground = Screen.colors.Fuchsia}, -- String
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[3] = {foreground = Screen.colors.Brown, bold = true}, -- Statement
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[4] = {foreground = Screen.colors.SlateBlue}, -- Special
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[5] = {bold = true, foreground = Screen.colors.SlateBlue},
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[6] = {foreground = Screen.colors.DarkCyan}, -- Identifier
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[7] = {bold = true},
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[8] = {underline = true, bold = true, foreground = Screen.colors.SlateBlue},
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[9] = {foreground = Screen.colors.SlateBlue, underline = true},
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[10] = {foreground = Screen.colors.Red}
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})
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end)
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after_each(function()
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screen:detach()
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end)
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local add_hl = curbufmeths.add_highlight
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local clear_hl = curbufmeths.clear_highlight
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it('works', function()
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insert([[
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these are some lines
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with colorful text]])
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feed('+')
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screen:expect([[
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these are some lines |
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with colorful tex^t |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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add_hl(-1, "String", 0 , 10, 14)
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add_hl(-1, "Statement", 1 , 5, -1)
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screen:expect([[
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these are {2:some} lines |
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with {3:colorful tex^t} |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed("ggo<esc>")
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screen:expect([[
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these are {2:some} lines |
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^ |
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with {3:colorful text} |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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clear_hl(-1, 0 , -1)
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screen:expect([[
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these are some lines |
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^ |
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with colorful text |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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describe('support adding multiple sources', function()
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local id1, id2
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before_each(function()
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insert([[
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a longer example
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in order to demonstrate
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combining highlights
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from different sources]])
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command("hi ImportantWord gui=bold cterm=bold")
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id1 = add_hl(0, "ImportantWord", 0, 2, 8)
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add_hl(id1, "ImportantWord", 1, 12, -1)
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add_hl(id1, "ImportantWord", 2, 0, 9)
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add_hl(id1, "ImportantWord", 3, 5, 14)
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-- add_highlight can be called like this to get a new source
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-- without adding any highlight
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id2 = add_hl(0, "", 0, 0, 0)
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neq(id1, id2)
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add_hl(id2, "Special", 0, 2, 8)
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add_hl(id2, "Identifier", 1, 3, 8)
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add_hl(id2, "Special", 1, 14, 20)
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add_hl(id2, "Underlined", 2, 6, 12)
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add_hl(id2, "Underlined", 3, 0, 9)
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screen:expect([[
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a {5:longer} example |
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in {6:order} to {7:de}{5:monstr}{7:ate} |
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{7:combin}{8:ing}{9: hi}ghlights |
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{9:from }{8:diff}{7:erent} source^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('and clearing the first added', function()
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clear_hl(id1, 0, -1)
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screen:expect([[
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a {4:longer} example |
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in {6:order} to de{4:monstr}ate |
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combin{9:ing hi}ghlights |
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{9:from diff}erent source^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('and clearing the second added', function()
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clear_hl(id2, 0, -1)
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screen:expect([[
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a {7:longer} example |
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in order to {7:demonstrate} |
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{7:combining} highlights |
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from {7:different} source^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('and clearing line ranges', function()
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clear_hl(-1, 0, 1)
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clear_hl(id1, 1, 2)
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clear_hl(id2, 2, -1)
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screen:expect([[
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a longer example |
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in {6:order} to de{4:monstr}ate |
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{7:combining} highlights |
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from {7:different} source^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('and renumbering lines', function()
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feed('3Gddggo<esc>')
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screen:expect([[
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a {5:longer} example |
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^ |
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in {6:order} to {7:de}{5:monstr}{7:ate} |
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{9:from }{8:diff}{7:erent} sources |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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command(':3move 4')
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screen:expect([[
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a {5:longer} example |
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{9:from }{8:diff}{7:erent} sources |
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^in {6:order} to {7:de}{5:monstr}{7:ate} |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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end)
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it('prioritizes latest added highlight', function()
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insert([[
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three overlapping colors]])
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add_hl(0, "Identifier", 0, 6, 17)
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add_hl(0, "String", 0, 14, 23)
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local id = add_hl(0, "Special", 0, 0, 9)
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screen:expect([[
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{4:three ove}{6:rlapp}{2:ing color}^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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clear_hl(id, 0, 1)
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screen:expect([[
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three {6:overlapp}{2:ing color}^s |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('works with multibyte text', function()
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insert([[
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Ta båten över sjön!]])
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add_hl(-1, "Identifier", 0, 3, 9)
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add_hl(-1, "String", 0, 16, 21)
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screen:expect([[
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Ta {6:båten} över {2:sjön}^! |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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it('works with new syntax groups', function()
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insert([[
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fancy code in a new fancy language]])
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add_hl(-1, "FancyLangItem", 0, 0, 5)
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screen:expect([[
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fancy code in a new fancy languag^e |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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command('hi FancyLangItem guifg=red')
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screen:expect([[
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{10:fancy} code in a new fancy languag^e |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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end)
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