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-- Test suite for vim.range
local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local eq = t.eq
local clear = n.clear
local exec_lua = n.exec_lua
local insert = n.insert
describe('vim.range', function()
before_each(clear)
it('creates a range', function()
local range, buf = exec_lua(function()
local buf = vim.api.nvim_create_buf(false, true)
return vim.range(buf, 3, 5, 4, 6), buf
end)
eq(3, range[1])
eq(5, range[2])
eq(4, range[3])
eq(6, range[4])
eq(buf, range[5])
end)
it('creates a range from two positions', function()
local range, buf1 = exec_lua(function()
local buf = vim.api.nvim_create_buf(false, true)
return vim.range(vim.pos(buf, 3, 5), vim.pos(buf, 4, 6)), buf
end)
eq(3, range[1])
eq(5, range[2])
eq(4, range[3])
eq(6, range[4])
eq(buf1, range[5])
local buf2 = exec_lua(function()
return vim.api.nvim_create_buf(false, true)
end)
local success = exec_lua(function()
return pcall(function()
return vim.range(vim.pos(buf1, 3, 5), vim.pos(buf2, 4, 6))
end)
end)
eq(success, false)
end)
it('converts between vim.Range and lsp.Range', function()
local buf = exec_lua(function()
return vim.api.nvim_get_current_buf()
end)
insert('Neovim 是 Vim 的分支，专注于扩展性和可用性。')
local lsp_range = exec_lua(function()
local range = vim.range(buf, 0, 10, 0, 36)
return range:to_lsp('utf-16')
end)
eq({
['start'] = { line = 0, character = 8 },
['end'] = { line = 0, character = 20 },
}, lsp_range)
local range = exec_lua(function()
return vim.range.lsp(buf, lsp_range, 'utf-16')
end)
eq({
0,
10,
0,
36,
buf,
}, range)
end)
it('checks whether a range contains a position', function()
eq(
true,
exec_lua(function()
local buf = vim.api.nvim_create_buf(false, true)
return vim.range(buf, 0, 0, 1, 5):has(vim.pos(buf, 0, 1))
end)
)
end)
it('checks whether a range does not contain an empty range just outside it', function()
eq(
false,
exec_lua(function()
local buf = vim.api.nvim_create_buf(false, true)
return vim.range(buf, 0, 0, 0, 4):has(vim.range(buf, 0, 0, 0, 0))
end)
)
end)
end)
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