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local match = require "luassert.match"
local stub = require "luassert.stub"
local spy = require "luassert.spy"
local Pkg = require "mason-core.package"
local mason_lspconfig = require "mason-lspconfig"
local server_mappings = require "mason-lspconfig.mappings.server"
local registry = require "mason-registry"
local filetype_mappings = require "mason-lspconfig.mappings.filetype"
describe("mason-lspconfig setup", function()
server_mappings.lspconfig_to_package["dummylsp"] = "dummy"
server_mappings.package_to_lspconfig["dummy"] = "dummylsp"
filetype_mappings.dummylang = { "dummylsp" }
it("should set up user commands", function()
mason_lspconfig.setup()
local user_commands = vim.api.nvim_get_commands {}
assert.is_true(match.tbl_containing {
bang = false,
bar = false,
nargs = "*",
complete = "custom",
definition = "Install one or more LSP servers.",
}(user_commands["LspInstall"]))
assert.is_true(match.tbl_containing {
bang = false,
bar = false,
definition = "Uninstall one or more LSP servers.",
nargs = "+",
complete = "custom",
}(user_commands["LspUninstall"]))
end)
it("should install servers listed in ensure_installed", function()
local dummy = registry.get_package "dummy"
spy.on(Pkg, "install")
mason_lspconfig.setup { ensure_installed = { "dummylsp@1.0.0" } }
assert.spy(Pkg.install).was_called(1)
assert.spy(Pkg.install).was_called_with(match.ref(dummy), {
version = "1.0.0",
})
end)
end)
describe("mason-lspconfig setup_handlers", function()
server_mappings.lspconfig_to_package["dummylsp"] = "dummy"
server_mappings.package_to_lspconfig["dummy"] = "dummylsp"
filetype_mappings.dummylang = { "dummylsp" }
it("should call default handler", function()
stub(registry, "get_installed_package_names")
registry.get_installed_package_names.returns { "dummy" }
local default_handler = spy.new()
mason_lspconfig.setup_handlers { default_handler }
assert.spy(default_handler).was_called(1)
assert.spy(default_handler).was_called_with "dummylsp"
end)
it("should call dedicated handler", function()
stub(registry, "get_installed_package_names")
registry.get_installed_package_names.returns { "dummy" }
local dedicated_handler = spy.new()
local default_handler = spy.new()
mason_lspconfig.setup_handlers {
default_handler,
["dummylsp"] = dedicated_handler,
}
assert.spy(default_handler).was_called(0)
assert.spy(dedicated_handler).was_called(1)
assert.spy(dedicated_handler).was_called_with "dummylsp"
end)
it("should print warning if registering handler for non-existent server name", function()
spy.on(vim, "notify")
mason_lspconfig.setup_handlers {
doesnt_exist_server = spy.new(),
}
assert.spy(vim.notify).was_called(1)
assert.spy(vim.notify).was_called_with(
"[mason.nvim] mason-lspconfig.setup_handlers: Received handler for unknown lspconfig server name: doesnt_exist_server.",
vim.log.levels.WARN
)
end)
end)
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