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require("plenary.async").tests.add_to_env()
local conform = require("conform")
local test_util = require("tests.test_util")
describe("api", function()
after_each(function()
test_util.reset_editor()
end)
it("retrieves info about a formatter", function()
local info = conform.get_formatter_info("stylua")
assert.equal("stylua", info.name)
assert.equal("stylua", info.command)
assert.equal("boolean", type(info.available))
end)
it("retrieves unavailable info if formatter does not exist", function()
local info = conform.get_formatter_info("asdf")
assert.equal("asdf", info.name)
assert.equal("asdf", info.command)
assert.falsy(info.available)
end)
describe("list_formatters", function()
local get_formatter_info = conform.get_formatter_info
before_each(function()
conform.get_formatter_info = function(...)
local info = get_formatter_info(...)
info.available = true
return info
end
end)
after_each(function()
conform.get_formatter_info = get_formatter_info
end)
it("lists all formatters configured for buffer", function()
conform.formatters_by_ft.lua = { "stylua", "lua-format" }
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_set_current_buf(bufnr)
vim.bo[bufnr].filetype = "lua"
local formatters = conform.list_formatters()
local formatter_names = vim.tbl_map(function(f)
return f.name
end, formatters)
assert.are.same({ "stylua", "lua-format" }, formatter_names)
end)
it("merges formatters from mixed filetypes", function()
conform.formatters_by_ft.lua = { "stylua", "lua-format" }
conform.formatters_by_ft["*"] = { "trim_whitespace" }
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_set_current_buf(bufnr)
vim.bo[bufnr].filetype = "lua"
local formatters = conform.list_formatters()
local formatter_names = vim.tbl_map(function(f)
return f.name
end, formatters)
assert.are.same({ "stylua", "lua-format", "trim_whitespace" }, formatter_names)
end)
it("flattens formatters in alternation groups", function()
conform.formatters_by_ft.lua = { { "stylua", "lua-format" }, "trim_whitespace" }
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_set_current_buf(bufnr)
vim.bo[bufnr].filetype = "lua"
local formatters = conform.list_formatters()
local formatter_names = vim.tbl_map(function(f)
return f.name
end, formatters)
assert.are.same({ "stylua", "trim_whitespace" }, formatter_names)
end)
end)
describe("list_all_formatters", function()
it("lists all formatters configured for all buffers", function()
conform.formatters_by_ft.lua = { "stylua", "lua-format" }
conform.formatters_by_ft["*"] = { "trim_whitespace" }
local formatters = conform.list_all_formatters()
local formatter_names = vim.tbl_map(function(f)
return f.name
end, formatters)
table.sort(formatter_names)
assert.are.same({ "lua-format", "stylua", "trim_whitespace" }, formatter_names)
end)
it("flattens formatters in alternation groups", function()
conform.formatters_by_ft.lua = { { "stylua", "lua-format" } }
conform.formatters_by_ft["*"] = { "trim_whitespace" }
local formatters = conform.list_all_formatters()
local formatter_names = vim.tbl_map(function(f)
return f.name
end, formatters)
table.sort(formatter_names)
assert.are.same({ "lua-format", "stylua", "trim_whitespace" }, formatter_names)
end)
end)
end)
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