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local dispatcher = require "nvim-lsp-installer.dispatcher"
local spy = require "luassert.spy"
local match = require "luassert.match"
describe("dispatcher", function()
it("calls registered callbacks", function()
local server = {}
local callback = spy.new()
dispatcher.register_server_ready_callback(callback)
dispatcher.dispatch_server_ready(server)
assert.spy(callback).was_called(1)
assert.spy(callback).was_called_with(server)
end)
it("deregisters callbacks", function()
local server = {}
local callback = spy.new()
local deregister = dispatcher.register_server_ready_callback(callback)
deregister()
dispatcher.dispatch_server_ready(server)
assert.spy(callback).was_not_called()
end)
it("calls all registers callbacks, even if one errors", function()
local server = {}
local callback1 = spy.new()
local callback2 = spy.new(function()
error "I have an error"
end)
local callback3 = spy.new()
local notify = spy.on(vim, "notify")
dispatcher.register_server_ready_callback(callback1)
dispatcher.register_server_ready_callback(callback2)
dispatcher.register_server_ready_callback(callback3)
dispatcher.dispatch_server_ready(server)
assert.spy(callback1).was_called(1)
assert.spy(callback1).was_called_with(server)
assert.spy(callback2).was_called(1)
assert.spy(callback2).was_called_with(server)
assert.spy(callback3).was_called(1)
assert.spy(callback3).was_called_with(server)
assert.spy(notify).was_called(1)
assert.spy(notify).was_called_with(match.has_match "^.*I have an error$", vim.log.levels.ERROR)
end)
end)
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