zettelkasten.nvim/lua/test/text_spec.lua

108 lines
3.5 KiB
Lua

local t = require 'zettelkasten.text'
before_each(function() _G.vim = {g = {}, b = {}} end)
after_each(function() _G.vim = nil end)
describe("get_current_selection", function()
before_each(function()
vim.fn = {
getpos = function(mark)
if mark == "'<" then
return {0, 1, 15}
elseif mark == "'>" then
return {0, 1, 23}
end
end
}
vim.api = {
nvim_buf_get_lines = function()
return {"unfortunately we did it not"}
end
}
end)
it("returns the selected area",
function() assert.same("we did it", t.get_current_selection()) end)
it("returns the starting selection column", function()
local _, result = t.get_current_selection()
assert.same(15, result)
end)
end)
describe("get_current_word", function()
it("returns the complete word the cursor is over", function()
vim.api = {
nvim_get_current_line = function()
return "we found aWord here"
end,
nvim_win_get_cursor = function() return {0, 12, 0} end
}
vim.fn = {
matchstrpos = function(txt, _)
if #txt == 13 then return {"aWor", 1} end
end,
matchstr = function(_, _) return "rd" end
}
assert.same("aWord", t.get_current_word())
end)
end)
describe("replace_text", function()
before_each(function()
vim.api = {
nvim_get_current_line = function()
return "we-are? pretty pretty"
end
}
end)
it("returns the current editor line with input text correctly replaced",
function()
assert.same("you-are? pretty pretty",
t.replace_text_in_current_line("we", "you"))
end)
it("only replaces exactly one instance of whatever it matches", function()
assert.same("we-are? awesome pretty",
t.replace_text_in_current_line("pretty", "awesome"))
end)
it("avoids replacing the first line match if the second should be replaced",
function()
assert.same("we-are? pretty awesome",
t.replace_text_in_current_line("pretty", "awesome", 15))
end)
it("correctly replaces dashes, or other lua special matching characters",
function()
assert.same("we-are! amazingly? pretty pretty",
t.replace_text_in_current_line("we-are", "we-are! amazingly"))
end)
end)
describe("get_line", function()
before_each(function()
vim.api = {
nvim_get_current_line = function()
return "hello my old friend"
end,
nvim_buf_get_lines = function(...)
local args = table.pack(...)
if args[1] == 0 and args[2] + 1 == args[3] then
return {"hello my new enemy"}
end
return {"wrong arguments"}
end
}
end)
it("returns current line contents if no line nr passed",
function() assert.same("hello my old friend", t.get_line()) end)
it("returns arbitrary line contents when numbered",
function() assert.same("hello my new enemy", t.get_line(1)) end)
it("takes a 1-indexed line but calls the nvim internal 0-index", function()
local gl = mock(vim.api)
t.get_line(1)
assert.spy(gl.nvim_buf_get_lines).was_called_with(0, 0, 1, false)
mock.revert(t)
end)
end)