97 lines
2.2 KiB
Lua
97 lines
2.2 KiB
Lua
local base_dir = vim.env.GOPHER_DIR or vim.fn.expand "%:p:h"
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---@class gopher.TestUtils
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local testutils = {}
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testutils.mininit_path = vim.fs.joinpath(base_dir, "scripts", "minimal_init.lua")
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testutils.fixtures_dir = vim.fs.joinpath(base_dir, "spec/fixtures")
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---@return MiniTest.child, table
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function testutils.setup()
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local child = MiniTest.new_child_neovim()
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local T = MiniTest.new_set {
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hooks = {
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post_once = child.stop,
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pre_case = function()
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child.restart { "-u", testutils.mininit_path }
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end,
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},
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}
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return child, T
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end
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---@generic T
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---@param a T
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---@param b T
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---@return boolean
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function testutils.eq(a, b)
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return MiniTest.expect.equality(a, b)
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end
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---@return string
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function testutils.tmpfile()
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return vim.fn.tempname() .. ".go"
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end
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---@param path string
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---@return string
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function testutils.readfile(path)
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return vim.fn.join(vim.fn.readfile(path), "\n")
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end
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---@param fpath string
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---@param contents string
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function testutils.writefile(fpath, contents)
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vim.fn.writefile(vim.split(contents, "\n"), fpath)
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end
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---@param fpath string
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function testutils.deletefile(fpath)
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vim.fn.delete(fpath)
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end
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---@class gopher.TestUtilsFixtures
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---@field input string
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---@field output string
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---@param fixture string
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---@return gopher.TestUtilsFixtures
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function testutils.get_fixtures(fixture)
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return {
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input = testutils.readfile(vim.fs.joinpath(testutils.fixtures_dir, fixture) .. "_input.go"),
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output = testutils.readfile(vim.fs.joinpath(testutils.fixtures_dir, fixture) .. "_output.go"),
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}
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end
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---@class gopher.TestUtilsSetup
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---@field tmp string
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---@field fixtures gopher.TestUtilsFixtures
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---@param fixture string
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---@param child MiniTest.child
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---@param pos? number[]
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---@return gopher.TestUtilsSetup
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function testutils.setup_test(fixture, child, pos)
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local tmp = testutils.tmpfile()
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local fixtures = testutils.get_fixtures(fixture)
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testutils.writefile(tmp, fixtures.input)
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child.cmd("silent edit " .. tmp)
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if pos then
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child.fn.setpos(".", { child.fn.bufnr(tmp), unpack(pos) })
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end
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return {
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tmp = tmp,
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fixtures = fixtures,
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}
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end
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---@param inp gopher.TestUtilsSetup
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function testutils.cleanup(inp)
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testutils.deletefile(inp.tmp)
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end
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return testutils
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