bf2f4a78e2
Problem: no way to expose compiling/watching state to statusline
plugins like lualine or heirline without polling status() and
formatting it manually.
Solution: add `require('preview').statusline()` that returns
'compiling', 'watching', or '' for direct use in statusline components.
111 lines
3.4 KiB
Lua
111 lines
3.4 KiB
Lua
local helpers = require('spec.helpers')
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describe('preview', function()
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local preview
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before_each(function()
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helpers.reset_config()
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preview = require('preview')
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end)
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describe('config', function()
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it('returns defaults before setup is called', function()
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local config = preview.get_config()
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assert.is_false(config.debug)
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assert.are.same({}, config.providers)
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end)
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it('merges user config with defaults', function()
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helpers.reset_config({ debug = true })
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local config = require('preview').get_config()
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assert.is_true(config.debug)
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assert.are.same({}, config.providers)
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end)
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it('merges override table with matching preset', function()
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helpers.reset_config({
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typst = {
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cmd = { 'typst', 'compile' },
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args = { '%s' },
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},
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})
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local config = require('preview').get_config()
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assert.is_not_nil(config.providers.typst)
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end)
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it('resolves preset = true to provider config', function()
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helpers.reset_config({ typst = true, markdown = true })
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local config = require('preview').get_config()
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local presets = require('preview.presets')
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assert.are.same(presets.typst, config.providers.typst)
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assert.are.same(presets.markdown, config.providers.markdown)
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end)
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it('resolves latex preset under tex filetype', function()
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helpers.reset_config({ latex = true })
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local config = require('preview').get_config()
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local presets = require('preview.presets')
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assert.are.same(presets.latex, config.providers.tex)
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end)
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it('resolves github preset under markdown filetype', function()
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helpers.reset_config({ github = true })
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local config = require('preview').get_config()
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local presets = require('preview.presets')
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assert.are.same(presets.github, config.providers.markdown)
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end)
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end)
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describe('resolve_provider', function()
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before_each(function()
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helpers.reset_config({
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typst = true,
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})
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preview = require('preview')
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end)
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it('returns filetype when provider exists', function()
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local bufnr = helpers.create_buffer({}, 'typst')
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local name = preview.resolve_provider(bufnr)
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assert.are.equal('typst', name)
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helpers.delete_buffer(bufnr)
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end)
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it('returns nil for unconfigured filetype', function()
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local bufnr = helpers.create_buffer({}, 'lua')
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local name = preview.resolve_provider(bufnr)
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assert.is_nil(name)
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helpers.delete_buffer(bufnr)
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end)
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end)
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describe('build_context', function()
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it('builds context from buffer', function()
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local bufnr = helpers.create_buffer({}, 'typst')
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local ctx = preview.build_context(bufnr)
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assert.are.equal(bufnr, ctx.bufnr)
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assert.are.equal('typst', ctx.ft)
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assert.is_string(ctx.file)
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assert.is_string(ctx.root)
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helpers.delete_buffer(bufnr)
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end)
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end)
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describe('status', function()
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it('returns idle when nothing is compiling', function()
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local bufnr = helpers.create_buffer({})
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local s = preview.status(bufnr)
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assert.is_false(s.compiling)
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assert.is_nil(s.provider)
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helpers.delete_buffer(bufnr)
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end)
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end)
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describe('statusline', function()
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it('returns empty string when idle', function()
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local bufnr = helpers.create_buffer({})
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assert.are.equal('', preview.statusline(bufnr))
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helpers.delete_buffer(bufnr)
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end)
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end)
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end)
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