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C = {

reset = "\27[0m",

red = "\27[31m",

green = "\27[32m",

yellow = "\27[33m",

}

local health = {

has_error = false,

start = function(_, s)

print("START: " .. s)

end,

error = function(self, s)

print(C.red .. "ERROR: " .. C.reset .. s)

self.has_error = true

end,

ok = function(_, s)

print(C.green .. "OK: ".. C.reset .. s)

end,

}

local function same_set(a, b)

if #a ~= #b then

return false

end

table.sort(a)

table.sort(b)

for i = 1, #a do

if a[i] ~= b[i] then

return false

end

end

return true

end

local function list_to_string(t)

local out = {}

for _, v in ipairs(t) do

table.insert(out, tostring(v))

end

return "{" .. table.concat(out, ", ") .. "}"

end

local function run(label, fn)

health:start("Tests " .. label)

local ok, err = pcall(fn)

if not ok then

health:error("Failed " .. err)

return

end

health:ok("Passed")

end

----------------------------------------------------

-- create a fake repo with CODEOWNERS inside /tmp

----------------------------------------------------

local repo = "/tmp/codeowners_test"

os.execute("rm -rf " .. repo)

local main = require("lua.gitlab-codeowners.main")

local function assert_owners(file_name, exp_owners)

local owners = main.get_codeowners(repo .. file_name)

assert(

same_set(owners, exp_owners),

"owners mismatch for: "

.. file_name

.. " got "

.. list_to_string(owners)

.. " expected "

.. list_to_string(exp_owners)

)

end

local function assert_owner(file_name, exp_owner)

assert_owners(file_name, { exp_owner })

end

local function write(path, content)

local f = assert(io.open(path, "w"))

f:write(content)

f:close()

end

local function test_1()

os.execute("mkdir -p " .. repo .. "/.gitlab")

write(

repo .. "/.gitlab/CODEOWNERS",

[[

# Specify a default **Code Owner** for all files with a wildcard:

* @default-owner

# Specify [multiple] Code Owners to a specific file:

README.* @readme-team

*.md @md-owner @md-owner2

README.md @readme-md

/documents/ @all-docs

/documents/* @root-docs

/documents/**/*.md @markdown-docs # Match specific file types in any subdirectory

]]

)

run(".gitlab/CODEOWNERS found", function()

local co_file = main.get_codeowners_file(repo .. "/something")

assert(co_file)

assert(co_file.co_file == repo .. "/.gitlab/CODEOWNERS")

assert(co_file.repo == repo)

end)

run("README.md matches both top-level and nested", function()

assert_owner("/something/README.md", "@readme-md")

assert_owner("/README.md", "@readme-md")

assert_owner("/one/two/README.md", "@readme-md")

end)

run("other.md matches both top-level and nested", function()

local md_owners = { "@md-owner", "@md-owner2" }

assert_owners("/mdOwners/abc.md", md_owners)

assert_owners("/something.md", md_owners)

assert_owners("/one/two/xyz.md", md_owners)

end)

run("docs directory patterns", function()

assert_owner("/documents/a/file.txt", "@all-docs")

assert_owner("/documents/b/c/d.md", "@markdown-docs")

assert_owner("/documents/file1.txt", "@root-docs")

assert_owner("/documents/subdir/file2.txt", "@all-docs")

assert_owner("/documents/subdir/file.md", "@markdown-docs")

assert_owner("/documents/file.md", "@markdown-docs")

assert_owners("/sth/documents/file.md", { "@md-owner", "@md-owner2" })

end)

run("default wildcard *", function()

assert_owner("/random.txt", "@default-owner")

assert_owner("/foo/bar/baz.js", "@default-owner")

assert_owner("/another/file.py", "@default-owner")

end)

run("priority tests", function()

local md_owners = { "@md-owner", "@md-owner2" }

assert_owner("/README.md", "@readme-md")

assert_owner("/documents/README.md", "@markdown-docs")

assert_owners("/notes.md", md_owners)

assert_owner("/documents/notes.md", "@markdown-docs")

assert_owners("/something/documents/notes.md", md_owners)

end)

end

local function test_2()

os.execute("mkdir -p " .. repo .. "/docs")

write(

repo .. "/docs/CODEOWNERS",

[[

* @default-owner

*.md @md-owner

/documents/ @all-docs

[Docs]

/documents/ @all-docs

/documents/*.md @all-docs

README.md @readme

[Misc]

/documents/*.misc @misc

]]

)

run("docs/CODEOWNERS overwrites .gitlab/", function()

local co_file = main.get_codeowners_file(repo .. "/something/a/b/c")

assert(co_file)

assert(co_file.co_file == repo .. "/docs/CODEOWNERS")

assert(co_file.repo == repo)

end)

run("section", function()

assert_owners("/README.md", { "@md-owner", "@readme" })

assert_owners("/documents/README.md", { "@all-docs", "@readme" })

assert_owners("/sth/docs/README.md", { "@md-owner", "@readme" })

assert_owner("/something.txt", "@default-owner")

-- repeated entry

assert_owners("/documents/something.misc", { "@all-docs", "@misc" })

assert_owner("/documents/file.md", "@all-docs")

end)

end

local function test_3()

write(

repo .. "/CODEOWNERS",

[[

* @default-owner

*.md @md-owner

/documents/ @all-docs

[Docs] @doc-default

/documents/

/documents/*.md @all-docs

README.md

[Algorithm] @cpp-master @algo-team

/cpp/

/algo/*.md @all-docs

/algo/*.txt @algo-team

/cpp/includes/ @cpp-master

]]

)

run("/CODEOWNERS overwrites docs/", function()

local co_file = main.get_codeowners_file(repo .. "/something/a/b/c")

assert(co_file and co_file.co_file == repo .. "/CODEOWNERS")

end)

run("section default ", function()

assert_owners("/README.md", { "@md-owner", "@doc-default" })

assert_owners("/documents/README.md", { "@all-docs", "@doc-default" })

assert_owner("/documents/FILE.md", "@all-docs")

assert_owners("/sth/documents/README.md", { "@md-owner", "@doc-default" })

assert_owner("/something.txt", "@default-owner")

end)

run("section default more than 1 owners", function()

assert_owners("/cpp/main.cpp", { "@default-owner", "@cpp-master", "@algo-team" })

assert_owners("/algo/foo.md", { "@md-owner", "@all-docs" })

assert_owners("/algo/bar.txt", { "@default-owner", "@algo-team" })

assert_owners("/cpp/includes/header.h", { "@default-owner", "@cpp-master" })

assert_owner("/other/path/file.txt", "@default-owner")

end)

end

local function check()

test_1()

test_2()

test_3()

if health.has_error then

os.exit(1)

end

end

check()