canola.nvim/tests/mutator_spec.lua

617 lines
20 KiB
Lua

require("plenary.async").tests.add_to_env()
local cache = require("oil.cache")
local constants = require("oil.constants")
local mutator = require("oil.mutator")
local parser = require("oil.mutator.parser")
local test_adapter = require("oil.adapters.test")
local util = require("oil.util")
local view = require("oil.view")
local FIELD_ID = constants.FIELD_ID
local FIELD_NAME = constants.FIELD_NAME
local FIELD_TYPE = constants.FIELD_TYPE
local FIELD_META = constants.FIELD_META
local function set_lines(bufnr, lines)
vim.bo[bufnr].modifiable = true
vim.api.nvim_buf_set_lines(bufnr, 0, -1, true, lines)
end
a.describe("mutator", function()
after_each(function()
for _, bufnr in ipairs(vim.api.nvim_list_bufs()) do
vim.api.nvim_buf_delete(bufnr, { force = true })
end
cache.clear_everything()
end)
describe("parser", function()
it("detects new files", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"a.txt",
})
local diffs = parser.parse(bufnr)
assert.are.same({ { entry_type = "file", name = "a.txt", type = "new" } }, diffs)
end)
it("detects new directories", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"foo/",
})
local diffs = parser.parse(bufnr)
assert.are.same({ { entry_type = "directory", name = "foo", type = "new" } }, diffs)
end)
it("detects new links", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"a.txt -> b.txt",
})
local diffs = parser.parse(bufnr)
assert.are.same(
{ { entry_type = "link", name = "a.txt", type = "new", link = "b.txt" } },
diffs
)
end)
it("detects deleted files", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {})
local diffs = parser.parse(bufnr)
assert.are.same({
{ name = "a.txt", type = "delete", id = file[FIELD_ID] },
}, diffs)
end)
it("detects deleted directories", function()
local dir = cache.create_and_store_entry("oil-test:///foo/", "bar", "directory")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {})
local diffs = parser.parse(bufnr)
assert.are.same({
{ name = "bar", type = "delete", id = dir[FIELD_ID] },
}, diffs)
end)
it("detects deleted links", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "link")
file[FIELD_META] = { link = "b.txt" }
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {})
local diffs = parser.parse(bufnr)
assert.are.same({
{ name = "a.txt", type = "delete", id = file[FIELD_ID] },
}, diffs)
end)
it("ignores empty lines", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local cols = view.format_entry_cols(file, {}, {}, test_adapter)
local lines = util.render_table({ cols }, {})
table.insert(lines, "")
table.insert(lines, " ")
set_lines(bufnr, lines)
local diffs = parser.parse(bufnr)
assert.are.same({}, diffs)
end)
it("errors on missing filename", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"/008",
})
local _, errors = parser.parse(bufnr)
assert.are_same({
{
message = "Malformed ID at start of line",
lnum = 0,
col = 0,
},
}, errors)
end)
it("errors on empty dirname", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"/008 /",
})
local _, errors = parser.parse(bufnr)
assert.are.same({
{
message = "No filename found",
lnum = 0,
col = 0,
},
}, errors)
end)
it("errors on duplicate names", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"foo",
"foo/",
})
local _, errors = parser.parse(bufnr)
assert.are.same({
{
message = "Duplicate filename",
lnum = 1,
col = 0,
},
}, errors)
end)
it("errors on duplicate names for existing files", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"a.txt",
string.format("/%d a.txt", file[FIELD_ID]),
})
local _, errors = parser.parse(bufnr)
assert.are.same({
{
message = "Duplicate filename",
lnum = 1,
col = 0,
},
}, errors)
end)
it("ignores new dirs with empty name", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
"/",
})
local diffs = parser.parse(bufnr)
assert.are.same({}, diffs)
end)
it("parses a rename as a delete + new", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
string.format("/%d b.txt", file[FIELD_ID]),
})
local diffs = parser.parse(bufnr)
assert.are.same({
{ type = "new", id = file[FIELD_ID], name = "b.txt", entry_type = "file" },
{ type = "delete", id = file[FIELD_ID], name = "a.txt" },
}, diffs)
end)
it("detects renamed files that conflict", function()
local afile = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
local bfile = cache.create_and_store_entry("oil-test:///foo/", "b.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
string.format("/%d a.txt", bfile[FIELD_ID]),
string.format("/%d b.txt", afile[FIELD_ID]),
})
local diffs = parser.parse(bufnr)
local first_two = { diffs[1], diffs[2] }
local last_two = { diffs[3], diffs[4] }
table.sort(first_two, function(a, b)
return a.id < b.id
end)
table.sort(last_two, function(a, b)
return a.id < b.id
end)
assert.are.same({
{ name = "b.txt", type = "new", id = afile[FIELD_ID], entry_type = "file" },
{ name = "a.txt", type = "new", id = bfile[FIELD_ID], entry_type = "file" },
}, first_two)
assert.are.same({
{ name = "a.txt", type = "delete", id = afile[FIELD_ID] },
{ name = "b.txt", type = "delete", id = bfile[FIELD_ID] },
}, last_two)
end)
it("views link targets with trailing slashes as the same", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "mydir", "link")
file[FIELD_META] = { link = "dir/" }
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
set_lines(bufnr, {
string.format("/%d mydir/ -> dir/", file[FIELD_ID]),
})
local diffs = parser.parse(bufnr)
assert.are.same({}, diffs)
end)
end)
describe("build actions", function()
it("empty diffs produce no actions", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local actions = mutator.create_actions_from_diffs({
[bufnr] = {},
})
assert.are.same({}, actions)
end)
it("constructs CREATE actions", function()
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "new", name = "a.txt", entry_type = "file" },
}
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
assert.are.same({
{
type = "create",
entry_type = "file",
url = "oil-test:///foo/a.txt",
},
}, actions)
end)
it("constructs DELETE actions", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "delete", name = "a.txt", id = file[FIELD_ID] },
}
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
assert.are.same({
{
type = "delete",
entry_type = "file",
url = "oil-test:///foo/a.txt",
},
}, actions)
end)
it("constructs COPY actions", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "new", name = "b.txt", entry_type = "file", id = file[FIELD_ID] },
}
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
assert.are.same({
{
type = "copy",
entry_type = "file",
src_url = "oil-test:///foo/a.txt",
dest_url = "oil-test:///foo/b.txt",
},
}, actions)
end)
it("constructs MOVE actions", function()
local file = cache.create_and_store_entry("oil-test:///foo/", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///foo/" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "delete", name = "a.txt", id = file[FIELD_ID] },
{ type = "new", name = "b.txt", entry_type = "file", id = file[FIELD_ID] },
}
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
assert.are.same({
{
type = "move",
entry_type = "file",
src_url = "oil-test:///foo/a.txt",
dest_url = "oil-test:///foo/b.txt",
},
}, actions)
end)
it("correctly orders MOVE + CREATE", function()
local file = cache.create_and_store_entry("oil-test:///", "a.txt", "file")
vim.cmd.edit({ args = { "oil-test:///" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "delete", name = "a.txt", id = file[FIELD_ID] },
{ type = "new", name = "b.txt", entry_type = "file", id = file[FIELD_ID] },
{ type = "new", name = "a.txt", entry_type = "file" },
}
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
assert.are.same({
{
type = "move",
entry_type = "file",
src_url = "oil-test:///a.txt",
dest_url = "oil-test:///b.txt",
},
{
type = "create",
entry_type = "file",
url = "oil-test:///a.txt",
},
}, actions)
end)
it("resolves MOVE loops", function()
local afile = cache.create_and_store_entry("oil-test:///", "a.txt", "file")
local bfile = cache.create_and_store_entry("oil-test:///", "b.txt", "file")
vim.cmd.edit({ args = { "oil-test:///" } })
local bufnr = vim.api.nvim_get_current_buf()
local diffs = {
{ type = "delete", name = "a.txt", id = afile[FIELD_ID] },
{ type = "new", name = "b.txt", entry_type = "file", id = afile[FIELD_ID] },
{ type = "delete", name = "b.txt", id = bfile[FIELD_ID] },
{ type = "new", name = "a.txt", entry_type = "file", id = bfile[FIELD_ID] },
}
math.randomseed(2983982)
local actions = mutator.create_actions_from_diffs({
[bufnr] = diffs,
})
local tmp_url = "oil-test:///a.txt__oil_tmp_510852"
assert.are.same({
{
type = "move",
entry_type = "file",
src_url = "oil-test:///a.txt",
dest_url = tmp_url,
},
{
type = "move",
entry_type = "file",
src_url = "oil-test:///b.txt",
dest_url = "oil-test:///a.txt",
},
{
type = "move",
entry_type = "file",
src_url = tmp_url,
dest_url = "oil-test:///b.txt",
},
}, actions)
end)
end)
describe("order actions", function()
it("Creates files inside dir before move", function()
local move = {
type = "move",
src_url = "oil-test:///a",
dest_url = "oil-test:///b",
entry_type = "directory",
}
local create = { type = "create", url = "oil-test:///a/hi.txt", entry_type = "file" }
local actions = { move, create }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ create, move }, ordered_actions)
end)
it("Handles parent child move ordering", function()
-- move parent into a child and child OUT of parent
-- MOVE /a/b -> /b
-- MOVE /a -> /b/a
local move1 = {
type = "move",
src_url = "oil-test:///a/b",
dest_url = "oil-test:///b",
entry_type = "directory",
}
local move2 = {
type = "move",
src_url = "oil-test:///a",
dest_url = "oil-test:///b/a",
entry_type = "directory",
}
local actions = { move2, move1 }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ move1, move2 }, ordered_actions)
end)
it("Detects move directory loops", function()
local move = {
type = "move",
src_url = "oil-test:///a",
dest_url = "oil-test:///a/b",
entry_type = "directory",
}
assert.has_error(function()
mutator.enforce_action_order({ move })
end)
end)
it("Detects copy directory loops", function()
local move = {
type = "copy",
src_url = "oil-test:///a",
dest_url = "oil-test:///a/b",
entry_type = "directory",
}
assert.has_error(function()
mutator.enforce_action_order({ move })
end)
end)
it("Detects nested copy directory loops", function()
local move = {
type = "copy",
src_url = "oil-test:///a",
dest_url = "oil-test:///a/b/a",
entry_type = "directory",
}
assert.has_error(function()
mutator.enforce_action_order({ move })
end)
end)
describe("change", function()
it("applies CHANGE after CREATE", function()
local create = { type = "create", url = "oil-test:///a/hi.txt", entry_type = "file" }
local change = {
type = "change",
url = "oil-test:///a/hi.txt",
entry_type = "file",
column = "TEST",
value = "TEST",
}
local actions = { change, create }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ create, change }, ordered_actions)
end)
it("applies CHANGE after COPY src", function()
local copy = {
type = "copy",
src_url = "oil-test:///a/hi.txt",
dest_url = "oil-test:///b.txt",
entry_type = "file",
}
local change = {
type = "change",
url = "oil-test:///a/hi.txt",
entry_type = "file",
column = "TEST",
value = "TEST",
}
local actions = { change, copy }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ copy, change }, ordered_actions)
end)
it("applies CHANGE after COPY dest", function()
local copy = {
type = "copy",
src_url = "oil-test:///b.txt",
dest_url = "oil-test:///a/hi.txt",
entry_type = "file",
}
local change = {
type = "change",
url = "oil-test:///a/hi.txt",
entry_type = "file",
column = "TEST",
value = "TEST",
}
local actions = { change, copy }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ copy, change }, ordered_actions)
end)
it("applies CHANGE after MOVE dest", function()
local move = {
type = "move",
src_url = "oil-test:///b.txt",
dest_url = "oil-test:///a/hi.txt",
entry_type = "file",
}
local change = {
type = "change",
url = "oil-test:///a/hi.txt",
entry_type = "file",
column = "TEST",
value = "TEST",
}
local actions = { change, move }
local ordered_actions = mutator.enforce_action_order(actions)
assert.are.same({ move, change }, ordered_actions)
end)
end)
end)
a.describe("perform actions", function()
a.it("creates new entries", function()
local actions = {
{ type = "create", url = "oil-test:///a.txt", entry_type = "file" },
}
a.wrap(mutator.process_actions, 2)(actions)
local files = cache.list_url("oil-test:///")
assert.are.same({
["a.txt"] = {
[FIELD_ID] = 1,
[FIELD_TYPE] = "file",
[FIELD_NAME] = "a.txt",
},
}, files)
end)
a.it("deletes entries", function()
local file = cache.create_and_store_entry("oil-test:///", "a.txt", "file")
local actions = {
{ type = "delete", url = "oil-test:///a.txt", entry_type = "file" },
}
a.wrap(mutator.process_actions, 2)(actions)
local files = cache.list_url("oil-test:///")
assert.are.same({}, files)
assert.is_nil(cache.get_entry_by_id(file[FIELD_ID]))
assert.has_error(function()
cache.get_parent_url(file[FIELD_ID])
end)
end)
a.it("moves entries", function()
local file = cache.create_and_store_entry("oil-test:///", "a.txt", "file")
local actions = {
{
type = "move",
src_url = "oil-test:///a.txt",
dest_url = "oil-test:///b.txt",
entry_type = "file",
},
}
a.wrap(mutator.process_actions, 2)(actions)
local files = cache.list_url("oil-test:///")
local new_entry = {
[FIELD_ID] = file[FIELD_ID],
[FIELD_TYPE] = "file",
[FIELD_NAME] = "b.txt",
}
assert.are.same({
["b.txt"] = new_entry,
}, files)
assert.are.same(new_entry, cache.get_entry_by_id(file[FIELD_ID]))
assert.equals("oil-test:///", cache.get_parent_url(file[FIELD_ID]))
end)
a.it("copies entries", function()
local file = cache.create_and_store_entry("oil-test:///", "a.txt", "file")
local actions = {
{
type = "copy",
src_url = "oil-test:///a.txt",
dest_url = "oil-test:///b.txt",
entry_type = "file",
},
}
a.wrap(mutator.process_actions, 2)(actions)
local files = cache.list_url("oil-test:///")
local new_entry = {
[FIELD_ID] = file[FIELD_ID] + 1,
[FIELD_TYPE] = "file",
[FIELD_NAME] = "b.txt",
}
assert.are.same({
["a.txt"] = file,
["b.txt"] = new_entry,
}, files)
end)
end)
end)