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loader_spec.lua
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loader_spec.lua
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--[[
Tests for src/core/loader.lua
Tests plugin registration, command lookup, category lookup, is_permanent, reload.
Uses mock plugins to avoid loading real plugin files.
]]
describe('core.loader', function()
local loader
-- Fake plugins for testing
local fake_ping = {
name = 'ping',
category = 'utility',
commands = { 'ping', 'pong' },
help = '/ping - PONG!',
description = 'Check bot responsiveness',
on_message = function() end,
}
local fake_help = {
name = 'help',
category = 'utility',
commands = { 'help', 'start' },
help = '/help [command]',
description = 'View help',
permanent = true,
on_message = function() end,
}
local fake_ban = {
name = 'ban',
category = 'admin',
commands = { 'ban', 'b' },
help = '/ban [user]',
description = 'Ban users',
admin_only = true,
group_only = true,
on_message = function() end,
}
local fake_about = {
name = 'about',
category = 'utility',
commands = { 'about' },
help = '/about',
description = 'About the bot',
on_message = function() end,
}
local fake_plugins = {
name = 'plugins',
category = 'utility',
commands = { 'plugins' },
help = '/plugins',
description = 'Enable/disable plugins',
on_message = function() end,
}
before_each(function()
-- Reset all module caches
package.loaded['src.core.loader'] = nil
package.loaded['src.core.logger'] = {
debug = function() end,
info = function() end,
warn = function() end,
error = function() end,
}
package.loaded['src.core.config'] = {
get = function(key, default) return default end,
get_number = function(key, default) return default end,
is_enabled = function() return false end,
bot_admins = function() return {} end,
load = function() end,
VERSION = '2.0',
}
-- Mock category manifests
package.loaded['src.plugins.admin.init'] = { plugins = { 'ban' } }
package.loaded['src.plugins.utility.init'] = { plugins = { 'help', 'ping', 'about', 'plugins' } }
package.loaded['src.plugins.fun.init'] = { plugins = {} }
package.loaded['src.plugins.media.init'] = { plugins = {} }
package.loaded['src.plugins.ai.init'] = { plugins = {} }
-- Mock individual plugins
package.loaded['src.plugins.admin.ban'] = fake_ban
package.loaded['src.plugins.utility.help'] = fake_help
package.loaded['src.plugins.utility.ping'] = fake_ping
package.loaded['src.plugins.utility.about'] = fake_about
package.loaded['src.plugins.utility.plugins'] = fake_plugins
loader = require('src.core.loader')
loader.init(nil, nil, nil)
end)
describe('init()', function()
it('should load plugins from manifests', function()
assert.is_true(loader.count() > 0)
end)
it('should load the expected number of plugins', function()
assert.are.equal(5, loader.count())
end)
end)
describe('get_plugins()', function()
it('should return all loaded plugins', function()
local plugins = loader.get_plugins()
assert.are.equal(5, #plugins)
end)
it('should return plugins in order', function()
local plugins = loader.get_plugins()
-- Admin category loads first, then utility
assert.are.equal('ban', plugins[1].name)
assert.are.equal('help', plugins[2].name)
end)
end)
describe('get_by_command()', function()
it('should find plugin by primary command', function()
local plugin = loader.get_by_command('ping')
assert.is_not_nil(plugin)
assert.are.equal('ping', plugin.name)
end)
it('should find plugin by alias command', function()
local plugin = loader.get_by_command('pong')
assert.is_not_nil(plugin)
assert.are.equal('ping', plugin.name)
end)
it('should find plugin by short alias', function()
local plugin = loader.get_by_command('b')
assert.is_not_nil(plugin)
assert.are.equal('ban', plugin.name)
end)
it('should be case-insensitive', function()
local plugin = loader.get_by_command('PING')
assert.is_not_nil(plugin)
assert.are.equal('ping', plugin.name)
end)
it('should return nil for unknown command', function()
local plugin = loader.get_by_command('nonexistent')
assert.is_nil(plugin)
end)
end)
describe('get_by_name()', function()
it('should find plugin by name', function()
local plugin = loader.get_by_name('ban')
assert.is_not_nil(plugin)
assert.are.equal('ban', plugin.name)
end)
it('should return nil for unknown name', function()
local plugin = loader.get_by_name('nonexistent')
assert.is_nil(plugin)
end)
end)
describe('get_category()', function()
it('should return all plugins in admin category', function()
local plugins = loader.get_category('admin')
assert.are.equal(1, #plugins)
assert.are.equal('ban', plugins[1].name)
end)
it('should return all plugins in utility category', function()
local plugins = loader.get_category('utility')
assert.are.equal(4, #plugins)
end)
it('should return empty table for empty category', function()
local plugins = loader.get_category('fun')
assert.are.same({}, plugins)
end)
it('should return empty table for unknown category', function()
local plugins = loader.get_category('nonexistent')
assert.are.same({}, plugins)
end)
end)
describe('is_permanent()', function()
it('should return true for help plugin', function()
assert.is_true(loader.is_permanent('help'))
end)
it('should return true for about plugin', function()
assert.is_true(loader.is_permanent('about'))
end)
it('should return true for plugins plugin', function()
assert.is_true(loader.is_permanent('plugins'))
end)
it('should return false for ban plugin', function()
assert.is_false(loader.is_permanent('ban'))
end)
it('should return false for ping plugin', function()
assert.is_false(loader.is_permanent('ping'))
end)
it('should return false for unknown plugin', function()
assert.is_false(loader.is_permanent('nonexistent'))
end)
end)
describe('reload()', function()
it('should return false for non-existent plugin', function()
local ok, err = loader.reload('nonexistent')
assert.is_false(ok)
assert.is_truthy(err:match('not found'))
end)
it('should successfully reload an existing plugin', function()
-- Use package.preload so reload() finds it after clearing package.loaded
local new_ping = {
name = 'ping',
category = 'utility',
commands = { 'ping', 'pong', 'latency' },
help = '/ping - Updated!',
description = 'Updated ping',
on_message = function() return 'updated' end,
}
package.preload['src.plugins.utility.ping'] = function() return new_ping end
local ok = loader.reload('ping')
assert.is_true(ok)
-- New command should be registered
local p = loader.get_by_command('latency')
assert.is_not_nil(p)
assert.are.equal('ping', p.name)
package.preload['src.plugins.utility.ping'] = nil
end)
it('should re-index commands after reload', function()
-- Use package.preload so reload() finds it after clearing package.loaded
local new_ping = {
name = 'ping',
commands = { 'newping' },
on_message = function() end,
}
package.preload['src.plugins.utility.ping'] = function() return new_ping end
loader.reload('ping')
-- Old commands should no longer work
assert.is_nil(loader.get_by_command('pong'))
-- New command should work
assert.is_not_nil(loader.get_by_command('newping'))
package.preload['src.plugins.utility.ping'] = nil
end)
end)
describe('get_help()', function()
it('should return help for all plugins', function()
local help = loader.get_help()
assert.is_true(#help > 0)
end)
it('should return help for a specific category', function()
local help = loader.get_help('admin')
assert.are.equal(1, #help)
assert.are.equal('ban', help[1].name)
end)
it('should include commands in help entries', function()
local help = loader.get_help('utility')
local found_ping = false
for _, h in ipairs(help) do
if h.name == 'ping' then
found_ping = true
assert.are.same({ 'ping', 'pong' }, h.commands)
end
end
assert.is_true(found_ping)
end)
it('should include description in help entries', function()
local help = loader.get_help('utility')
for _, h in ipairs(help) do
if h.name == 'ping' then
assert.are.equal('Check bot responsiveness', h.description)
end
end
end)
end)
describe('get_categories()', function()
it('should return list of all categories', function()
local cats = loader.get_categories()
assert.is_true(#cats > 0)
-- Check it contains expected categories
local found_admin = false
local found_utility = false
for _, c in ipairs(cats) do
if c == 'admin' then found_admin = true end
if c == 'utility' then found_utility = true end
end
assert.is_true(found_admin)
assert.is_true(found_utility)
end)
end)
end)

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