131 lines
5.1 KiB
Lua
131 lines
5.1 KiB
Lua
local helpers = require 'tests.helpers'
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local eq = assert.are.same
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local meths = helpers.meths
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local build_component_opts = helpers.build_component_opts
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describe('Utils', function()
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local utils = require('lualine.utils.utils')
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it('can save and restore highlights', function()
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local hl1 = {'hl1', '#122233', '#445566', 'italic', true}
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utils.save_highlight(hl1[1], hl1)
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-- highlight loaded in loaded_highlights table
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eq(utils.loaded_highlights[hl1[1]], hl1)
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-- highlight exists works properly
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eq(utils.highlight_exists('hl1'), true)
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eq(utils.highlight_exists('hl2'), false)
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-- highlights can be restored
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-- hl doesn't exist
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assert.has_error(function() meths.get_hl_by_name('hl1', true) end,
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'Invalid highlight name: hl1')
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utils.reload_highlights()
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-- Now hl1 is created
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eq(meths.get_hl_by_name('hl1', true), {
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foreground = tonumber(hl1[2]:sub(2, #hl1[2]), 16), -- convert rgb -> int
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background = tonumber(hl1[3]:sub(2, #hl1[3]), 16), -- convert rgb -> int
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italic = true
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})
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-- highlights can be cleared
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utils.clear_highlights()
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eq(utils.highlight_exists('hl1'), false)
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-- highlight group has been cleared
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eq(meths.get_hl_by_name('hl1', true), {[true] = 6})
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end)
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it('can retrive highlight groups', function()
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local hl2 = {fg = '#aabbcc', bg = '#889977', reverse = true}
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-- handles non existing hl groups
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eq(utils.extract_highlight_colors('hl2'), nil)
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-- create highlight
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vim.cmd(
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string.format('hi hl2 guifg=%s guibg=%s gui=reverse', hl2.fg, hl2.bg))
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-- Can retrive entire highlight table
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eq(utils.extract_highlight_colors('hl2'), hl2)
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-- Can retrive specific parts of highlight
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eq(utils.extract_highlight_colors('hl2', 'fg'), hl2.fg)
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-- clear hl2
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vim.cmd 'hi clear hl2'
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end)
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it('can shrink list with holes', function()
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local list_with_holes = {
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'2', '4', '6', nil, '43', nil, '2', '', 'a', '', 'b', ' '
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}
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local list_without_holes = {'2', '4', '6', '43', '2', 'a', 'b', ' '}
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eq(utils.list_shrink(list_with_holes), list_without_holes)
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end)
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end)
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describe('Cterm genarator', function()
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local cterm = require 'lualine.utils.cterm_colors'
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it('can convert rgb to cterm', function()
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local colors = {['#112233'] = 235, ['#7928ae'] = 97, ['#017bdc'] = 68}
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for rgb, ct in pairs(colors) do
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eq(cterm.get_cterm_color(rgb), tostring(ct))
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end
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end)
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end)
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describe('Section genarator', function()
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local sec = require 'lualine.utils.section'
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it('can draw', function()
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local opts = build_component_opts({section_separators = {'', ''}})
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local section = {
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require('lualine.components.special.function_component'):new(opts),
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require('lualine.components.special.function_component'):new(opts)
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}
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eq(
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'%#lualine_MySection_normal# test %#lualine_MySection_normal# test %#lualine_MySection_normal#',
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sec.draw_section(section, 'MySection'))
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end)
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it('can remove separators from component with custom colors', function()
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local opts = build_component_opts({section_separators = {'', ''}})
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local opts_colored = build_component_opts({color = 'MyColor'})
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local opts_colored2 = build_component_opts(
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{
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color = {bg = '#223344'},
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section_separators = {'', ''}
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})
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local opts_colored3 = build_component_opts(
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{
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color = {fg = '#223344'},
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section_separators = {'', ''}
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})
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require'lualine.highlight'.create_highlight_groups(
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require 'lualine.themes.gruvbox')
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local section = {
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require('lualine.components.special.function_component'):new(opts),
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require('lualine.components.special.function_component'):new(opts_colored),
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require('lualine.components.special.function_component'):new(opts)
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}
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-- Removes separator on string color
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eq(
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'%#lualine_MySection_normal# test %#lualine_MySection_normal#%#MyColor#'
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.. ' test %#lualine_MySection_normal# test %#lualine_MySection_normal#',
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sec.draw_section(section, 'MySection'))
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section[2] =
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require('lua.lualine.components.special.function_component'):new(
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opts_colored2)
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local highlight_name =
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'%#lualine_c_' .. section[2].options.component_name .. '_normal#'
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-- Removes separator on color with bg
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eq('%#lualine_MySection_normal# test %#lualine_MySection_normal#' ..
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highlight_name ..
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' test %#lualine_MySection_normal# test %#lualine_MySection_normal#',
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sec.draw_section(section, 'MySection'))
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section[2] =
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require('lua.lualine.components.special.function_component'):new(
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opts_colored3)
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local highlight_name2 =
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'%#lualine_c_' .. section[2].options.component_name .. '_normal#'
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-- Doesn't remove separator on color without bg
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eq('%#lualine_MySection_normal# test %#lualine_MySection_normal#' ..
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highlight_name2 ..
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' test %#lualine_MySection_normal# test %#lualine_MySection_normal#',
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sec.draw_section(section, 'MySection'))
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end)
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end)
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