mirror of
https://github.com/neovim/neovim.git
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2430e96da5
(cherry picked from commit 5ba43c18e8
)
605 lines
20 KiB
Lua
605 lines
20 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local clear, nvim = helpers.clear, helpers.nvim
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local Screen = require('test.functional.ui.screen')
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local eq, eval = helpers.eq, helpers.eval
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local command = helpers.command
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local exec_capture = helpers.exec_capture
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local meths = helpers.meths
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local funcs = helpers.funcs
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local pcall_err = helpers.pcall_err
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local ok = helpers.ok
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local assert_alive = helpers.assert_alive
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describe('API: highlight',function()
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clear()
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Screen.new() -- initialize Screen.colors
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local expected_rgb = {
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background = Screen.colors.Yellow,
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foreground = Screen.colors.Red,
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special = Screen.colors.Blue,
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bold = true,
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}
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local expected_cterm = {
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background = 10,
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underline = true,
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}
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local expected_rgb2 = {
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background = Screen.colors.Yellow,
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foreground = Screen.colors.Red,
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special = Screen.colors.Blue,
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bold = true,
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italic = true,
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reverse = true,
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underline = true,
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strikethrough = true,
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altfont = true,
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nocombine = true,
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}
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local expected_undercurl = {
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background = Screen.colors.Yellow,
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foreground = Screen.colors.Red,
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special = Screen.colors.Blue,
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undercurl = true,
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}
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before_each(function()
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clear()
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command("hi NewHighlight cterm=underline ctermbg=green guifg=red guibg=yellow guisp=blue gui=bold")
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end)
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it("nvim_get_hl_by_id", function()
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local hl_id = eval("hlID('NewHighlight')")
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eq(expected_cterm, nvim("get_hl_by_id", hl_id, false))
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hl_id = eval("hlID('NewHighlight')")
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-- Test valid id.
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eq(expected_rgb, nvim("get_hl_by_id", hl_id, true))
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-- Test invalid id.
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eq('Invalid highlight id: 30000', pcall_err(meths.get_hl_by_id, 30000, false))
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-- Test all highlight properties.
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command('hi NewHighlight gui=underline,bold,italic,reverse,strikethrough,altfont,nocombine')
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eq(expected_rgb2, nvim("get_hl_by_id", hl_id, true))
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-- Test undercurl
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command('hi NewHighlight gui=undercurl')
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eq(expected_undercurl, nvim("get_hl_by_id", hl_id, true))
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-- Test nil argument.
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eq('Wrong type for argument 1 when calling nvim_get_hl_by_id, expecting Integer',
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pcall_err(meths.get_hl_by_id, { nil }, false))
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-- Test 0 argument.
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eq('Invalid highlight id: 0', pcall_err(meths.get_hl_by_id, 0, false))
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-- Test -1 argument.
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eq('Invalid highlight id: -1', pcall_err(meths.get_hl_by_id, -1, false))
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-- Test highlight group without ctermbg value.
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command('hi Normal ctermfg=red ctermbg=yellow')
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command('hi NewConstant ctermfg=green guifg=white guibg=blue')
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hl_id = eval("hlID('NewConstant')")
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eq({foreground = 10,}, meths.get_hl_by_id(hl_id, false))
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-- Test highlight group without ctermfg value.
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command('hi clear NewConstant')
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command('hi NewConstant ctermbg=Magenta guifg=white guibg=blue')
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eq({background = 13,}, meths.get_hl_by_id(hl_id, false))
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-- Test highlight group with ctermfg and ctermbg values.
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command('hi clear NewConstant')
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command('hi NewConstant ctermfg=green ctermbg=Magenta guifg=white guibg=blue')
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eq({foreground = 10, background = 13,}, meths.get_hl_by_id(hl_id, false))
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end)
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it("nvim_get_hl_by_name", function()
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local expected_normal = { background = Screen.colors.Yellow,
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foreground = Screen.colors.Red }
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-- Test `Normal` default values.
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eq({}, nvim("get_hl_by_name", 'Normal', true))
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eq(expected_cterm, nvim("get_hl_by_name", 'NewHighlight', false))
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eq(expected_rgb, nvim("get_hl_by_name", 'NewHighlight', true))
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-- Test `Normal` modified values.
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command('hi Normal guifg=red guibg=yellow')
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eq(expected_normal, nvim("get_hl_by_name", 'Normal', true))
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-- Test invalid name.
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eq("Invalid highlight name: 'unknown_highlight'",
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pcall_err(meths.get_hl_by_name , 'unknown_highlight', false))
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-- Test nil argument.
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eq('Wrong type for argument 1 when calling nvim_get_hl_by_name, expecting String',
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pcall_err(meths.get_hl_by_name , { nil }, false))
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-- Test empty string argument.
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eq('Invalid highlight name',
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pcall_err(meths.get_hl_by_name , '', false))
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-- Test "standout" attribute. #8054
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eq({ underline = true, },
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meths.get_hl_by_name('cursorline', 0));
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command('hi CursorLine cterm=standout,underline term=standout,underline gui=standout,underline')
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command('set cursorline')
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eq({ underline = true, standout = true, },
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meths.get_hl_by_name('cursorline', 0));
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-- Test cterm & Normal values. #18024 (tail) & #18980
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-- Ensure Normal, and groups that match Normal return their fg & bg cterm values
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meths.set_hl(0, 'Normal', {ctermfg = 17, ctermbg = 213})
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meths.set_hl(0, 'NotNormal', {ctermfg = 17, ctermbg = 213, nocombine = true})
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-- Note colors are "cterm" values, not rgb-as-ints
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eq({foreground = 17, background = 213}, nvim("get_hl_by_name", 'Normal', false))
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eq({foreground = 17, background = 213, nocombine = true}, nvim("get_hl_by_name", 'NotNormal', false))
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end)
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it('nvim_get_hl_id_by_name', function()
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-- precondition: use a hl group that does not yet exist
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eq("Invalid highlight name: 'Shrubbery'", pcall_err(meths.get_hl_by_name, "Shrubbery", true))
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eq(0, funcs.hlID("Shrubbery"))
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local hl_id = meths.get_hl_id_by_name("Shrubbery")
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ok(hl_id > 0)
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eq(hl_id, funcs.hlID("Shrubbery"))
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command('hi Shrubbery guifg=#888888 guibg=#888888')
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eq({foreground=tonumber("0x888888"), background=tonumber("0x888888")},
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meths.get_hl_by_id(hl_id, true))
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eq({foreground=tonumber("0x888888"), background=tonumber("0x888888")},
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meths.get_hl_by_name("Shrubbery", true))
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end)
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it("nvim_buf_add_highlight to other buffer doesn't crash if undo is disabled #12873", function()
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command('vsplit file')
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local err, _ = pcall(meths.buf_set_option, 1, 'undofile', false)
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eq(true, err)
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err, _ = pcall(meths.buf_set_option, 1, 'undolevels', -1)
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eq(true, err)
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err, _ = pcall(meths.buf_add_highlight, 1, -1, 'Question', 0, 0, -1)
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eq(true, err)
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assert_alive()
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end)
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end)
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describe("API: set highlight", function()
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local highlight_color = {
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fg = tonumber('0xff0000'),
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bg = tonumber('0x0032aa'),
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ctermfg = 8,
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ctermbg = 15,
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}
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local highlight1 = {
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background = highlight_color.bg,
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foreground = highlight_color.fg,
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bold = true,
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italic = true,
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}
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local highlight2_config = {
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ctermbg = highlight_color.ctermbg,
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ctermfg = highlight_color.ctermfg,
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underline = true,
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reverse = true,
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}
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local highlight2_result = {
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background = highlight_color.ctermbg,
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foreground = highlight_color.ctermfg,
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underline = true,
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reverse = true,
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}
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local highlight3_config = {
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background = highlight_color.bg,
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foreground = highlight_color.fg,
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ctermbg = highlight_color.ctermbg,
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ctermfg = highlight_color.ctermfg,
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bold = true,
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italic = true,
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reverse = true,
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underdashed = true,
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strikethrough = true,
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altfont = true,
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cterm = {
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italic = true,
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reverse = true,
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strikethrough = true,
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altfont = true,
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nocombine = true,
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}
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}
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local highlight3_result_gui = {
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background = highlight_color.bg,
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foreground = highlight_color.fg,
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bold = true,
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italic = true,
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reverse = true,
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underdashed = true,
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strikethrough = true,
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altfont = true,
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}
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local highlight3_result_cterm = {
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background = highlight_color.ctermbg,
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foreground = highlight_color.ctermfg,
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italic = true,
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reverse = true,
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strikethrough = true,
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altfont = true,
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nocombine = true,
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}
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local function get_ns()
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local ns = meths.create_namespace('Test_set_hl')
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meths.set_hl_ns(ns)
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return ns
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end
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before_each(clear)
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it('validation', function()
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eq("Invalid 'blend': out of range",
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pcall_err(meths.set_hl, 0, 'Test_hl3', {fg='#FF00FF', blend=999}))
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eq("Invalid 'blend': expected Integer, got Array",
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pcall_err(meths.set_hl, 0, 'Test_hl3', {fg='#FF00FF', blend={}}))
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end)
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it("can set gui highlight", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', highlight1)
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eq(highlight1, meths.get_hl_by_name('Test_hl', true))
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end)
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it("can set cterm highlight", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', highlight2_config)
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eq(highlight2_result, meths.get_hl_by_name('Test_hl', false))
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end)
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it("can set empty cterm attr", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', { cterm = {} })
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eq({}, meths.get_hl_by_name('Test_hl', false))
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end)
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it("cterm attr defaults to gui attr", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', highlight1)
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eq({
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bold = true,
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italic = true,
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}, meths.get_hl_by_name('Test_hl', false))
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end)
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it("can overwrite attr for cterm", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', highlight3_config)
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eq(highlight3_result_gui, meths.get_hl_by_name('Test_hl', true))
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eq(highlight3_result_cterm, meths.get_hl_by_name('Test_hl', false))
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end)
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it("only allows one underline attribute #22371", function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', {
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underdouble = true,
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underdotted = true,
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cterm = {
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underline = true,
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undercurl = true,
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},
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})
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eq({ undercurl = true }, meths.get_hl_by_name('Test_hl', false))
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eq({ underdotted = true }, meths.get_hl_by_name('Test_hl', true))
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end)
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it("can set a highlight in the global namespace", function()
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meths.set_hl(0, 'Test_hl', highlight2_config)
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eq('Test_hl xxx cterm=underline,reverse ctermfg=8 ctermbg=15 gui=underline,reverse',
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exec_capture('highlight Test_hl'))
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meths.set_hl(0, 'Test_hl', { background = highlight_color.bg })
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eq('Test_hl xxx guibg=#0032aa',
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exec_capture('highlight Test_hl'))
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meths.set_hl(0, 'Test_hl2', highlight3_config)
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eq('Test_hl2 xxx cterm=italic,reverse,strikethrough,altfont,nocombine ctermfg=8 ctermbg=15 gui=bold,underdashed,italic,reverse,strikethrough,altfont guifg=#ff0000 guibg=#0032aa',
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exec_capture('highlight Test_hl2'))
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-- Colors are stored with the name they are defined, but
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-- with canonical casing
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meths.set_hl(0, 'Test_hl3', { bg = 'reD', fg = 'bLue'})
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eq('Test_hl3 xxx guifg=Blue guibg=Red',
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exec_capture('highlight Test_hl3'))
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end)
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it("can modify a highlight in the global namespace", function()
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meths.set_hl(0, 'Test_hl3', { bg = 'red', fg = 'blue'})
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eq('Test_hl3 xxx guifg=Blue guibg=Red',
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exec_capture('highlight Test_hl3'))
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meths.set_hl(0, 'Test_hl3', { bg = 'red' })
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eq('Test_hl3 xxx guibg=Red',
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exec_capture('highlight Test_hl3'))
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meths.set_hl(0, 'Test_hl3', { ctermbg = 9, ctermfg = 12})
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eq('Test_hl3 xxx ctermfg=12 ctermbg=9',
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exec_capture('highlight Test_hl3'))
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meths.set_hl(0, 'Test_hl3', { ctermbg = 'red' , ctermfg = 'blue'})
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eq('Test_hl3 xxx ctermfg=12 ctermbg=9',
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exec_capture('highlight Test_hl3'))
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meths.set_hl(0, 'Test_hl3', { ctermbg = 9 })
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eq('Test_hl3 xxx ctermbg=9',
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exec_capture('highlight Test_hl3'))
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eq("Invalid highlight color: 'redd'",
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pcall_err(meths.set_hl, 0, 'Test_hl3', {fg='redd'}))
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eq("Invalid highlight color: 'bleu'",
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pcall_err(meths.set_hl, 0, 'Test_hl3', {ctermfg='bleu'}))
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meths.set_hl(0, 'Test_hl3', {fg='#FF00FF'})
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eq('Test_hl3 xxx guifg=#ff00ff',
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exec_capture('highlight Test_hl3'))
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eq("Invalid highlight color: '#FF00FF'",
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pcall_err(meths.set_hl, 0, 'Test_hl3', {ctermfg='#FF00FF'}))
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for _, fg_val in ipairs{ nil, 'NONE', 'nOnE', '', -1 } do
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meths.set_hl(0, 'Test_hl3', {fg = fg_val})
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eq('Test_hl3 xxx cleared',
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exec_capture('highlight Test_hl3'))
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end
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meths.set_hl(0, 'Test_hl3', {fg='#FF00FF', blend=50})
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eq('Test_hl3 xxx guifg=#ff00ff blend=50',
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exec_capture('highlight Test_hl3'))
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end)
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it("correctly sets 'Normal' internal properties", function()
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-- Normal has some special handling internally. #18024
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meths.set_hl(0, 'Normal', {fg='#000083', bg='#0000F3'})
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eq({foreground = 131, background = 243}, nvim("get_hl_by_name", 'Normal', true))
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end)
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it('does not segfault on invalid group name #20009', function()
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eq("Invalid highlight name: 'foo bar'", pcall_err(meths.set_hl, 0, 'foo bar', {bold = true}))
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assert_alive()
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end)
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end)
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describe('API: get highlight', function()
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local highlight_color = {
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fg = tonumber('0xff0000'),
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bg = tonumber('0x0032aa'),
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ctermfg = 8,
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ctermbg = 15,
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}
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local highlight1 = {
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bg = highlight_color.bg,
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fg = highlight_color.fg,
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bold = true, italic = true,
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cterm = {bold = true, italic = true},
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}
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local highlight2 = {
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ctermbg = highlight_color.ctermbg,
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ctermfg = highlight_color.ctermfg,
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underline = true, reverse = true,
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cterm = {underline = true, reverse = true},
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}
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local highlight3_config = {
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bg = highlight_color.bg,
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fg = highlight_color.fg,
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ctermbg = highlight_color.ctermbg,
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ctermfg = highlight_color.ctermfg,
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bold = true,
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italic = true,
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reverse = true,
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underdashed = true,
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strikethrough = true,
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altfont = true,
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cterm = {
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italic = true,
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reverse = true,
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strikethrough = true,
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altfont = true,
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nocombine = true,
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},
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}
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local highlight3_result = {
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bg = highlight_color.bg,
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fg = highlight_color.fg,
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ctermbg = highlight_color.ctermbg,
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ctermfg = highlight_color.ctermfg,
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bold = true, italic = true, reverse = true, underdashed = true, strikethrough = true, altfont = true,
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cterm = {italic = true, nocombine = true, reverse = true, strikethrough = true, altfont = true}
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}
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local function get_ns()
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-- Test namespace filtering behavior
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local ns2 = meths.create_namespace('Another_namespace')
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meths.set_hl(ns2, 'Test_hl', { ctermfg = 23 })
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meths.set_hl(ns2, 'Test_another_hl', { link = 'Test_hl' })
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meths.set_hl(ns2, 'Test_hl_link', { link = 'Test_another_hl' })
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meths.set_hl(ns2, 'Test_another_hl_link', { link = 'Test_hl_link' })
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local ns = meths.create_namespace('Test_set_hl')
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meths.set_hl_ns(ns)
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return ns
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end
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before_each(clear)
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it('validation', function()
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eq(
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'Invalid highlight name: expected String, got Integer',
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pcall_err(meths.get_hl, 0, { name = 177 })
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)
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eq('Highlight id out of bounds', pcall_err(meths.get_hl, 0, { name = 'Test set hl' }))
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end)
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it('can get all highlights in current namespace', function()
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local ns = get_ns()
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meths.set_hl(ns, 'Test_hl', { bg = '#B4BEFE' })
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meths.set_hl(ns, 'Test_hl_link', { link = 'Test_hl' })
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eq({
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Test_hl = {
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bg = 11845374
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},
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Test_hl_link = {
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link = 'Test_hl'
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}
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}, meths.get_hl(ns, {}))
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end)
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it('can get gui highlight', function()
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|
local ns = get_ns()
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|
meths.set_hl(ns, 'Test_hl', highlight1)
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|
eq(highlight1, meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('can get cterm highlight', function()
|
|
local ns = get_ns()
|
|
meths.set_hl(ns, 'Test_hl', highlight2)
|
|
eq(highlight2, meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('can get empty cterm attr', function()
|
|
local ns = get_ns()
|
|
meths.set_hl(ns, 'Test_hl', { cterm = {} })
|
|
eq({}, meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('cterm attr defaults to gui attr', function()
|
|
local ns = get_ns()
|
|
meths.set_hl(ns, 'Test_hl', highlight1)
|
|
eq(highlight1, meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('can overwrite attr for cterm', function()
|
|
local ns = get_ns()
|
|
meths.set_hl(ns, 'Test_hl', highlight3_config)
|
|
eq(highlight3_result, meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('only allows one underline attribute #22371', function()
|
|
local ns = get_ns()
|
|
meths.set_hl(ns, 'Test_hl', {
|
|
underdouble = true,
|
|
underdotted = true,
|
|
cterm = {
|
|
underline = true,
|
|
undercurl = true,
|
|
},
|
|
})
|
|
eq({ underdotted = true, cterm = { undercurl = true} },
|
|
meths.get_hl(ns, { name = 'Test_hl' }))
|
|
end)
|
|
|
|
it('can get a highlight in the global namespace', function()
|
|
meths.set_hl(0, 'Test_hl', highlight2)
|
|
eq(highlight2, meths.get_hl(0, { name = 'Test_hl' }))
|
|
|
|
meths.set_hl(0, 'Test_hl', { background = highlight_color.bg })
|
|
eq({
|
|
bg = 12970,
|
|
}, meths.get_hl(0, { name = 'Test_hl' }))
|
|
|
|
meths.set_hl(0, 'Test_hl2', highlight3_config)
|
|
eq(highlight3_result, meths.get_hl(0, { name = 'Test_hl2' }))
|
|
|
|
-- Colors are stored with the name they are defined, but
|
|
-- with canonical casing
|
|
meths.set_hl(0, 'Test_hl3', { bg = 'reD', fg = 'bLue' })
|
|
eq({
|
|
bg = 16711680,
|
|
fg = 255,
|
|
}, meths.get_hl(0, { name = 'Test_hl3' }))
|
|
end)
|
|
|
|
it('nvim_get_hl by id', function()
|
|
local hl_id = meths.get_hl_id_by_name('NewHighlight')
|
|
|
|
command(
|
|
'hi NewHighlight cterm=underline ctermbg=green guifg=red guibg=yellow guisp=blue gui=bold'
|
|
)
|
|
eq({ fg = 16711680, bg = 16776960, sp = 255, bold = true,
|
|
ctermbg = 10, cterm = { underline = true },
|
|
}, meths.get_hl(0, { id = hl_id }))
|
|
|
|
-- Test 0 argument
|
|
eq('Highlight id out of bounds', pcall_err(meths.get_hl, 0, { id = 0 }))
|
|
|
|
eq(
|
|
'Invalid highlight id: expected Integer, got String',
|
|
pcall_err(meths.get_hl, 0, { id = 'Test_set_hl' })
|
|
)
|
|
|
|
-- Test all highlight properties.
|
|
command('hi NewHighlight gui=underline,bold,italic,reverse,strikethrough,altfont,nocombine')
|
|
eq({ fg = 16711680, bg = 16776960, sp = 255,
|
|
altfont = true, bold = true, italic = true, nocombine = true, reverse = true, strikethrough = true, underline = true,
|
|
ctermbg = 10, cterm = {underline = true},
|
|
}, meths.get_hl(0, { id = hl_id }))
|
|
|
|
-- Test undercurl
|
|
command('hi NewHighlight gui=undercurl')
|
|
eq({ fg = 16711680, bg = 16776960, sp = 255, undercurl = true,
|
|
ctermbg = 10,
|
|
cterm = {underline = true},
|
|
}, meths.get_hl(0, { id = hl_id }))
|
|
end)
|
|
|
|
it('can correctly detect links', function()
|
|
command('hi String guifg=#a6e3a1')
|
|
command('hi link @string string')
|
|
command('hi link @string.cpp @string')
|
|
eq({ fg = 10937249 }, meths.get_hl(0, { name = 'String' }))
|
|
eq({ link = 'String' }, meths.get_hl(0, { name = '@string' }))
|
|
eq({ fg = 10937249 }, meths.get_hl(0, { name = '@string.cpp', link = false }))
|
|
end)
|
|
|
|
it('can get all attributes for a linked group', function()
|
|
command('hi Bar guifg=red')
|
|
command('hi Foo guifg=#00ff00 gui=bold,underline')
|
|
command('hi! link Foo Bar')
|
|
eq({ link = 'Bar', fg = tonumber('00ff00', 16), bold = true, underline = true }, meths.get_hl(0, { name = 'Foo', link = true }))
|
|
end)
|
|
|
|
it('can set link as well as other attributes', function()
|
|
command('hi Bar guifg=red')
|
|
local hl = { link = 'Bar', fg = tonumber('00ff00', 16), bold = true, cterm = { bold = true } }
|
|
meths.set_hl(0, 'Foo', hl)
|
|
eq(hl, meths.get_hl(0, { name = 'Foo', link = true }))
|
|
end)
|
|
|
|
it("doesn't contain unset groups", function()
|
|
local id = meths.get_hl_id_by_name "@foobar.hubbabubba"
|
|
ok(id > 0)
|
|
|
|
local data = meths.get_hl(0, {})
|
|
eq(nil, data["@foobar.hubbabubba"])
|
|
eq(nil, data["@foobar"])
|
|
|
|
command 'hi @foobar.hubbabubba gui=bold'
|
|
data = meths.get_hl(0, {})
|
|
eq({bold = true}, data["@foobar.hubbabubba"])
|
|
eq(nil, data["@foobar"])
|
|
|
|
-- @foobar.hubbabubba was explicitly cleared and thus shows up
|
|
-- but @foobar was never touched, and thus doesn't
|
|
command 'hi clear @foobar.hubbabubba'
|
|
data = meths.get_hl(0, {})
|
|
eq({}, data["@foobar.hubbabubba"])
|
|
eq(nil, data["@foobar"])
|
|
end)
|
|
|
|
it('should return default flag', function()
|
|
meths.set_hl(0, 'Tried', { fg = "#00ff00", default = true })
|
|
eq({ fg = tonumber('00ff00', 16), default = true }, meths.get_hl(0, { name = 'Tried' }))
|
|
end)
|
|
end)
|