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local script = debug.getinfo(1, "S").source:sub(2)
local root = script:match("^(.*)/tests/phase16%.lua$") or "."
package.path = table.concat({
root .. "/lua/?.lua",
root .. "/lua/?/init.lua",
package.path,
}, ";")
local action_facade = require("clever_f.action_facade")
local domain = require("clever_f.domain")
local sequence_state = require("clever_f.sequence_state")
local state_transitions = require("clever_f.state_transitions")
local text_topology = require("clever_f.text_topology")
local MemoryHost = require("clever_f.testing.memory_host")
local assertions = dofile(root .. "/tests/assertions.lua")
local same = assertions.same
local truthy = assertions.truthy
local tests = {}
local passed = 0
local function test(name, body)
tests[#tests + 1] = { name = name, body = body }
end
local function fresh_state()
local transitions = state_transitions.new()
transitions:ClearTemporaryOverlays()
transitions:DiagnosticFullReset()
return sequence_state.get()
end
local function motion_host(options)
options.configuration = vim.tbl_extend("force", {
mark_char = false,
mark_cursor = false,
mark_direct = false,
show_prompt = false,
}, options.configuration or {})
options.emit_movement_events = false
local host = MemoryHost.new(options)
return host, action_facade.new({ host = host })
end
test("Public actions execute in Normal and every Visual context", function()
local cases = {
{ mode = "n" },
{ mode = "v", kind = domain.SelectionKind.CHARACTER },
{ mode = "V", kind = domain.SelectionKind.LINE },
{ mode = string.char(0x16), kind = domain.SelectionKind.BLOCK },
}
for _, case in ipairs(cases) do
local state = fresh_state()
local origin = domain.Position.new(1, 1)
local active_selection = case.kind and domain.Selection.active(
case.kind,
origin,
origin,
domain.SelectionOption.INCLUSIVE
) or nil
local host, facade = motion_host({
buffer_lines = { "axaxa" },
cursor = origin,
mode = case.mode,
selection = active_selection,
count = 2,
input_packets = { { kind = "text", text = "x" } },
})
local outcome = facade:start_find_forward()
same(domain.ActionKind.MOVEMENT, outcome.kind, case.mode)
same(domain.Position.new(1, 4), outcome.position, case.mode)
same(domain.Position.new(1, 4), host:read_cursor(), case.mode)
same(domain.Position.new(1, 4), state:get_previous_landing(case.mode), case.mode)
if case.kind ~= nil then
local selected = host:read_selection()
truthy(selected.active, case.mode)
same(case.kind, selected.kind, case.mode)
same(origin, selected.anchor, case.mode)
same(domain.Position.new(1, 4), selected.focus, case.mode)
end
end
end)
test("Visual selection options apply only their specified endpoint adjustment", function()
local modes = {
{ mode = "v", kind = domain.SelectionKind.CHARACTER, adjusted = true },
{ mode = "V", kind = domain.SelectionKind.LINE, adjusted = true },
{ mode = string.char(0x16), kind = domain.SelectionKind.BLOCK, adjusted = false },
}
for _, option in ipairs({
domain.SelectionOption.INCLUSIVE,
domain.SelectionOption.EXCLUSIVE,
}) do
for _, case in ipairs(modes) do
fresh_state()
local origin = domain.Position.new(1, 1)
local host, facade = motion_host({
buffer_lines = { "axz" },
cursor = origin,
mode = case.mode,
selection = domain.Selection.active(
case.kind,
origin,
origin,
option
),
input_packets = { { kind = "text", text = "x" } },
})
local outcome = facade:start_find_forward()
local expected_column = option == domain.SelectionOption.EXCLUSIVE
and case.adjusted
and 3
or 2
same(domain.ActionKind.MOVEMENT, outcome.kind, case.mode .. option.value)
same(expected_column, outcome.position.byte_column, case.mode .. option.value)
same(option, host:read_selection().option, case.mode .. option.value)
end
end
end)
test("Public actions execute in every Select context", function()
local cases = {
{ mode = "s", kind = domain.SelectionKind.CHARACTER },
{ mode = "S", kind = domain.SelectionKind.LINE },
{ mode = string.char(0x13), kind = domain.SelectionKind.BLOCK },
}
for _, case in ipairs(cases) do
local state = fresh_state()
local origin = domain.Position.new(1, 1)
local host, facade = motion_host({
buffer_lines = { "axaxa" },
cursor = origin,
mode = case.mode,
selection = domain.Selection.active(
case.kind,
origin,
origin,
domain.SelectionOption.INCLUSIVE
),
count = 2,
input_packets = { { kind = "text", text = "x" } },
})
local outcome = facade:start_find_forward()
same(domain.ActionKind.MOVEMENT, outcome.kind, case.mode)
same(domain.Position.new(1, 4), outcome.position, case.mode)
same(domain.Position.new(1, 4), host:read_cursor(), case.mode)
same(domain.Position.new(1, 4), state:get_previous_landing(case.mode), case.mode)
same(domain.Descriptor.FIND_FORWARD, state:get_previous_descriptor(case.mode), case.mode)
end
end)
test("Public actions keep byte columns valid in every supported encoding", function()
local multibyte = "\227\129\130"
local cases = {
{ encoding = "utf-8", final_column = 5 },
{ encoding = "cp932", final_column = 4 },
{ encoding = "euc-jp", final_column = 4 },
}
for _, case in ipairs(cases) do
fresh_state()
local host, facade = motion_host({
buffer_lines = { "a" .. multibyte .. "a" },
effective_encoding = case.encoding,
cursor = { line = 1, byte_column = 1 },
input_packets = { { kind = "text", text = "a" } },
})
local forward = facade:start_find_forward()
same(domain.ActionKind.MOVEMENT, forward.kind, case.encoding)
same(case.final_column, forward.position.byte_column, case.encoding)
truthy(
text_topology.from_host(host):is_character_start(forward.position),
case.encoding
)
fresh_state()
host, facade = motion_host({
buffer_lines = { "a" .. multibyte .. "a" },
effective_encoding = case.encoding,
cursor = { line = 1, byte_column = case.final_column },
input_packets = { { kind = "text", text = "a" } },
})
local backward = facade:start_find_backward()
same(domain.ActionKind.MOVEMENT, backward.kind, case.encoding)
same(domain.Position.new(1, 1), backward.position, case.encoding)
truthy(
text_topology.from_host(host):is_character_start(backward.position),
case.encoding
)
end
end)
test("Public actions share one record across operator-pending variants", function()
local variants = {
"no",
"nov",
"noV",
"no" .. string.char(0x16),
}
for _, mode in ipairs(variants) do
local state = fresh_state()
local host, facade = motion_host({
buffer_lines = { "axaxa" },
cursor = { line = 1, byte_column = 1 },
mode = mode,
pending_operator = "delete",
input_packets = { { kind = "text", text = "x" } },
})
local outcome = facade:start_find_forward()
same(domain.ActionKind.MOVEMENT, outcome.kind, mode)
same("axa", host:read_text():line(1), mode)
same(domain.Descriptor.FIND_FORWARD, state:get_previous_descriptor("no"), mode)
same(domain.TargetValue.character("x", string.byte("x")), state:get_previous_target("no"), mode)
end
end)
for _, item in ipairs(tests) do
local ok, failure = xpcall(item.body, debug.traceback)
if not ok then
io.stderr:write("FAIL: " .. item.name .. "\n" .. tostring(failure) .. "\n")
os.exit(1)
end
passed = passed + 1
end
io.stdout:write(string.format("Phase 16 matrices: %d tests passed\n", passed))
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