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local script = debug.getinfo(1, "S").source:sub(2)
local root = script:match("^(.*)/tests/host_adapter_contract%.lua$") or "."
package.path = table.concat({
root .. "/lua/?.lua",
root .. "/lua/?/init.lua",
package.path,
}, ";")
local capabilities = require("clever_tee.capabilities")
local composition_root = require("clever_tee.composition_root")
local domain = require("clever_tee.domain")
local host_adapter = require("clever_tee.host_adapter")
local assertions = dofile(root .. "/tests/assertions.lua")
local same = assertions.same
local truthy = assertions.truthy
local exercised = {}
local host = host_adapter.new()
capabilities.assert_implements(host)
local function call(name, ...)
exercised[name] = true
return host[name](host, ...)
end
vim.api.nvim_buf_set_lines(0, 0, -1, true, { "ababa" })
vim.api.nvim_win_set_cursor(0, { 1, 0 })
same("ababa", call("read_text"):line(1))
same(vim.api.nvim_get_current_buf(), call("read_buffer"))
same(vim.api.nvim_get_current_win(), call("read_window"))
same(domain.Position.new(1, 1), call("read_cursor"))
same("n", call("read_mode"))
truthy(not call("read_selection").active)
same(1, call("read_count").value)
local ignore_case_global = host_adapter.configuration_global("ignore_case")
vim.g[ignore_case_global] = 0
truthy(call("configuration_present", "ignore_case"))
same(false, call("read_configuration", "ignore_case"))
call("write_configuration", "ignore_case", true)
same(true, call("read_configuration", "ignore_case"))
same("utf-8", call("read_encoding"))
same(vim.fn.tolower("AbC"), call("lowercase", "AbC"))
truthy(not call("read_macro_state").executing)
truthy(domain.FoldState.is(call("read_fold_state")))
truthy(call("read_time_ms") > 0)
same("", call("read_pending_operator"))
call("apply_cursor", domain.Position.new(1, 2))
same(domain.Position.new(1, 2), call("read_cursor"))
call("apply_selection", domain.Position.new(1, 3), domain.SelectionKind.CHARACTER)
same(domain.Position.new(1, 3), call("read_cursor"))
call("set_operator_inclusive", false)
vim.api.nvim_feedkeys("z", "n", false)
local packet = call("read_input")
same(domain.InputPacketKind.TEXT, packet.kind)
same("z", packet.text)
same(false, call("open_fold", domain.Position.new(1, 3)))
call("show_prompt", "clever-tee: ")
call("redraw", "screen")
call("redraw", "full")
same(false, call("redraw", "suppressed"))
local notifications = {}
vim.notify = function(text, level, options)
notifications[#notifications + 1] = {
text = text,
level = level,
title = options.title,
}
end
call("emit_diagnostic", "info", "adapter contract")
same("adapter contract", notifications[1].text)
same("clever-tee", notifications[1].title)
call("define_highlight_group", "CleverTeeContract", {
guifg = "red",
guibg = "NONE",
gui = { bold = true },
}, { force = true })
truthy(call("read_highlight_group", "CleverTeeContract") ~= nil)
local highlight = call("create_highlight", {
group = "CleverTeeContract",
window = call("read_window"),
positions = { domain.Position.new(1, 1), domain.Position.new(1, 3) },
priority = "high",
})
truthy(call("remove_highlight", highlight))
truthy(call("supports_timers"))
local timer = call("start_timer", 100000, function() end)
truthy(timer ~= nil)
truthy(call("stop_timer", timer))
local prior_guicursor = vim.o.guicursor
local prior_terminal_cursor = vim.fn.eval("&t_ve")
local presentation_supported = call("supports_cursor_presentation")
local lease = call("suppress_cursor_presentation")
if presentation_supported then
truthy(lease ~= nil)
truthy(call("restore_cursor_presentation", lease))
same(prior_guicursor, vim.o.guicursor)
same(prior_terminal_cursor, vim.fn.eval("&t_ve"))
else
same(nil, lease)
same(false, call("restore_cursor_presentation", lease))
end
local delivered
local registration = call("register_events", "CursorMoved", function(name, payload)
delivered = { name = name, payload = payload }
end)
local transition = call("begin_action_transition")
call("deliver_event", "CursorMoved", {
buffer = call("read_buffer"),
window = call("read_window"),
})
same(nil, delivered)
call("commit_action_transition", transition)
same("CursorMoved", delivered.name)
truthy(call("remove_event_registration", registration))
local neutral_position = call("read_cursor")
call("register_action", "ContractNeutral", function()
return domain.ActionOutcome.neutral(neutral_position)
end)
local mapping = call(
"register_mapping",
{ "n" },
"<Plug>(CleverTeeContract)",
"ContractNeutral",
{ silent = true, remap = false, preserve_count = true }
)
truthy(mapping ~= nil)
local mapping_info = vim.fn.maparg("<Plug>(CleverTeeContract)", "n", false, true)
same(1, mapping_info.silent)
same(1, mapping_info.noremap)
local target = domain.TargetValue.character("a", string.byte("a"))
local payload = domain.DotPayload.new("f", target)
same(payload, call("register_dot_repeat", payload, function()
return domain.ActionOutcome.neutral(neutral_position)
end))
for _, method_name in ipairs(capabilities.required_methods()) do
truthy(exercised[method_name], "adapter capability was not exercised: " .. method_name)
end
local suppression_global = host_adapter.configuration_global(
"suppress_default_mappings"
)
same("clever_tee_not_overwrites_standard_mappings", suppression_global)
for _, value in ipairs({ false, 0 }) do
vim.g[suppression_global] = value
local suppressed = composition_root.new({
host = host_adapter.new(),
}):activate()
same(false, suppressed.setup.install_default_mappings)
same(nil, next(suppressed.mappings))
end
vim.g[suppression_global] = nil
io.stdout:write(string.format(
"Phase 15 adapter contract: %d capabilities passed\n",
#capabilities.required_methods()
))
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