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local a = require "mason-core.async"
local match = require "luassert.match"
local path = require "mason-core.path"
local pypi = require "mason-core.installer.managers.pypi"
local registry = require "mason-registry"
local spy = require "luassert.spy"
local stub = require "luassert.stub"
local test_helpers = require "mason-test.helpers"
describe("installer", function()
---@module "mason-core.platform"
local platform
local snapshot
before_each(function()
snapshot = assert.snapshot()
end)
after_each(function()
snapshot:revert()
end)
before_each(function()
package.loaded["mason-core.installer.platform"] = nil
package.loaded["mason-core.installer.context"] = nil
platform = require "mason-core.platform"
end)
it("should write shell exec wrapper on Unix", function()
local ctx = test_helpers.create_context()
stub(ctx.fs, "write_file")
stub(ctx.fs, "file_exists")
stub(ctx.fs, "dir_exists")
stub(ctx.fs, "chmod_exec")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), "my-executable").returns(false)
ctx.fs.dir_exists.on_call_with(match.is_ref(ctx.fs), "my-executable").returns(false)
ctx:write_shell_exec_wrapper("my-executable", "bash -c 'echo $GREETING'", {
GREETING = "Hello World!",
})
assert.spy(ctx.fs.write_file).was_called(1)
assert.spy(ctx.fs.write_file).was_called_with(
match.is_ref(ctx.fs),
"my-executable",
[[#!/usr/bin/env bash
export GREETING="Hello World!"
exec bash -c 'echo $GREETING' "$@"]]
)
end)
it("should write shell exec wrapper on Windows", function()
platform.is.darwin = false
platform.is.mac = false
platform.is.unix = false
platform.is.linux = false
platform.is.win = true
local ctx = test_helpers.create_context()
stub(ctx.fs, "write_file")
stub(ctx.fs, "file_exists")
stub(ctx.fs, "dir_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), "my-executable").returns(false)
ctx.fs.dir_exists.on_call_with(match.is_ref(ctx.fs), "my-executable").returns(false)
ctx:write_shell_exec_wrapper("my-executable", "cmd.exe /C echo %GREETING%", {
GREETING = "Hello World!",
})
assert.spy(ctx.fs.write_file).was_called(1)
assert.spy(ctx.fs.write_file).was_called_with(
match.is_ref(ctx.fs),
"my-executable.cmd",
[[@ECHO off
SET GREETING=Hello World!
cmd.exe /C echo %GREETING% %*]]
)
end)
it("should not write shell exec wrapper if new executable path already exists", function()
local exec_rel_path = path.concat { "obscure", "path", "to", "server" }
local ctx = test_helpers.create_context()
stub(ctx.fs, "file_exists")
stub(ctx.fs, "dir_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), exec_rel_path).returns(true)
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), "my-wrapper-script").returns(true)
ctx.fs.dir_exists.on_call_with(match.is_ref(ctx.fs), "my-wrapper-script").returns(true)
local err = assert.has_error(function()
ctx:write_shell_exec_wrapper("my-wrapper-script", "contents")
end)
assert.equals([[Cannot write exec wrapper to "my-wrapper-script" because the file already exists.]], err)
end)
it("should write Node exec wrapper", function()
local js_rel_path = path.concat { "some", "obscure", "path", "server.js" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), js_rel_path).returns(true)
ctx:write_node_exec_wrapper("my-wrapper-script", js_rel_path)
assert.spy(ctx.write_shell_exec_wrapper).was_called(1)
assert.spy(ctx.write_shell_exec_wrapper).was_called_with(
match.is_ref(ctx),
"my-wrapper-script",
("node %q"):format(path.concat { ctx:get_install_path(), js_rel_path })
)
end)
it("should write Ruby exec wrapper", function()
local js_rel_path = path.concat { "some", "obscure", "path", "server.js" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), js_rel_path).returns(true)
ctx:write_ruby_exec_wrapper("my-wrapper-script", js_rel_path)
assert.spy(ctx.write_shell_exec_wrapper).was_called(1)
assert.spy(ctx.write_shell_exec_wrapper).was_called_with(
match.is_ref(ctx),
"my-wrapper-script",
("ruby %q"):format(path.concat { ctx:get_install_path(), js_rel_path })
)
end)
it("should not write Node exec wrapper if the target script doesn't exist", function()
local js_rel_path = path.concat { "some", "obscure", "path", "server.js" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), js_rel_path).returns(false)
local err = assert.has_error(function()
ctx:write_node_exec_wrapper("my-wrapper-script", js_rel_path)
end)
assert.equals(
[[Cannot write Node exec wrapper for path "some/obscure/path/server.js" as it doesn't exist.]],
err
)
assert.spy(ctx.write_shell_exec_wrapper).was_called(0)
end)
it("should write Python exec wrapper", function()
local ctx = test_helpers.create_context()
stub(ctx.cwd, "get")
ctx.cwd.get.returns "/tmp/placeholder"
stub(ctx, "write_shell_exec_wrapper")
ctx:write_pyvenv_exec_wrapper("my-wrapper-script", "my-module")
assert.spy(ctx.write_shell_exec_wrapper).was_called(1)
assert.spy(ctx.write_shell_exec_wrapper).was_called_with(
match.is_ref(ctx),
"my-wrapper-script",
("%q -m my-module"):format(path.concat { pypi.venv_path(ctx:get_install_path()), "python" })
)
end)
it("should not write Python exec wrapper if module cannot be found", function()
local ctx = test_helpers.create_context()
stub(ctx.cwd, "get")
ctx.cwd.get.returns "/tmp/placeholder"
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.spawn, "python")
ctx.spawn.python.invokes(function()
error ""
end)
local err = assert.has_error(function()
ctx:write_pyvenv_exec_wrapper("my-wrapper-script", "my-module")
end)
assert.equals([[Cannot write Python exec wrapper for module "my-module" as it doesn't exist.]], err)
assert.spy(ctx.write_shell_exec_wrapper).was_called(0)
end)
it("should write exec wrapper", function()
local exec_rel_path = path.concat { "obscure", "path", "to", "server" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), exec_rel_path).returns(true)
ctx:write_exec_wrapper("my-wrapper-script", exec_rel_path)
assert.spy(ctx.write_shell_exec_wrapper).was_called(1)
assert
.spy(ctx.write_shell_exec_wrapper)
.was_called_with(
match.is_ref(ctx),
"my-wrapper-script",
("%q"):format(path.concat { ctx:get_install_path(), exec_rel_path })
)
end)
it("should not write exec wrapper if target executable doesn't exist", function()
local exec_rel_path = path.concat { "obscure", "path", "to", "server" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), exec_rel_path).returns(false)
local err = assert.has_error(function()
ctx:write_exec_wrapper("my-wrapper-script", exec_rel_path)
end)
assert.equals([[Cannot write exec wrapper for path "obscure/path/to/server" as it doesn't exist.]], err)
assert.spy(ctx.write_shell_exec_wrapper).was_called(0)
end)
it("should write PHP exec wrapper", function()
local php_rel_path = path.concat { "some", "obscure", "path", "cli.php" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), php_rel_path).returns(true)
ctx:write_php_exec_wrapper("my-wrapper-script", php_rel_path)
assert.spy(ctx.write_shell_exec_wrapper).was_called(1)
assert.spy(ctx.write_shell_exec_wrapper).was_called_with(
match.is_ref(ctx),
"my-wrapper-script",
("php %q"):format(path.concat { ctx:get_install_path(), php_rel_path })
)
end)
it("should not write PHP exec wrapper if the target script doesn't exist", function()
local php_rel_path = path.concat { "some", "obscure", "path", "cli.php" }
local ctx = test_helpers.create_context()
stub(ctx, "write_shell_exec_wrapper")
stub(ctx.fs, "file_exists")
ctx.fs.file_exists.on_call_with(match.is_ref(ctx.fs), php_rel_path).returns(false)
local err = assert.has_error(function()
ctx:write_php_exec_wrapper("my-wrapper-script", php_rel_path)
end)
assert.equals([[Cannot write PHP exec wrapper for path "some/obscure/path/cli.php" as it doesn't exist.]], err)
assert.spy(ctx.write_shell_exec_wrapper).was_called(0)
end)
it("should await callback-style async function", function()
local value = a.run_blocking(function()
local ctx = test_helpers.create_context()
return ctx:execute(function()
return ctx:await(function(resolve, reject)
vim.defer_fn(function()
resolve "Value!"
end, 500)
end)
end)
end)
assert.equals("Value!", value)
end)
it("should propagate errors in callback-style async function", function()
local guard = spy.new()
local error = assert.has_error(function()
a.run_blocking(function()
local ctx = test_helpers.create_context()
return ctx:execute(function()
ctx:await(function(resolve, reject)
vim.defer_fn(function()
reject "Error!"
end, 500)
end)
guard()
end)
end)
end)
assert.equals("Error!", error)
assert.spy(guard).was_called(0)
end)
end)
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