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SpaceVim/bundle/telescope.nvim-0.1.8/lua/tests/automated/resolver_spec.lua

209 lines
7.1 KiB
Lua

local eq = function(a, b)
assert.are.same(a, b)
end
local resolve = require "telescope.config.resolve"
describe("telescope.config.resolve", function()
describe("win_option", function()
it("should resolve for percentages", function()
local height_config = 0.8
local opt = resolve.win_option(height_config)
eq(height_config, opt.preview)
eq(height_config, opt.prompt)
eq(height_config, opt.results)
end)
it("should resolve for percentages with default", function()
local height_config = 0.8
local opt = resolve.win_option(nil, height_config)
eq(height_config, opt.preview)
eq(height_config, opt.prompt)
eq(height_config, opt.results)
end)
it("should resolve table values", function()
local table_val = { "a" }
local opt = resolve.win_option(nil, table_val)
eq(table_val, opt.preview)
eq(table_val, opt.prompt)
eq(table_val, opt.results)
end)
it("should allow overrides for different wins", function()
local prompt_override = { "a", prompt = "b" }
local opt = resolve.win_option(prompt_override)
eq("a", opt.preview)
eq("a", opt.results)
eq("b", opt.prompt)
end)
it("should allow overrides for all wins", function()
local all_specified = { preview = "a", prompt = "b", results = "c" }
local opt = resolve.win_option(all_specified)
eq("a", opt.preview)
eq("b", opt.prompt)
eq("c", opt.results)
end)
it("should allow some specified with a simple default", function()
local some_specified = { prompt = "b", results = "c" }
local opt = resolve.win_option(some_specified, "a")
eq("a", opt.preview)
eq("b", opt.prompt)
eq("c", opt.results)
end)
end)
describe("resolve_height/width", function()
local test_sizes = {
{ 24, 100 },
{ 35, 125 },
{ 60, 59 },
{ 100, 40 },
}
it("should handle percentages", function()
local percentages = { 0.1, 0.33333, 0.5, 0.99 }
for _, s in ipairs(test_sizes) do
for _, p in ipairs(percentages) do
eq(math.floor(s[1] * p), resolve.resolve_width(p)(nil, unpack(s)))
eq(math.floor(s[2] * p), resolve.resolve_height(p)(nil, unpack(s)))
end
end
end)
it("should handle percentages with min/max boundary", function()
eq(20, resolve.resolve_width { 0.1, min = 20 }(nil, 40, 120))
eq(30, resolve.resolve_height { 0.1, min = 20 }(nil, 40, 300))
eq(24, resolve.resolve_width { 0.4, max = 80 }(nil, 60, 60))
eq(80, resolve.resolve_height { 0.4, max = 80 }(nil, 60, 300))
end)
it("should handle fixed size", function()
local fixed = { 5, 8, 13, 21, 34 }
for _, s in ipairs(test_sizes) do
for _, f in ipairs(fixed) do
eq(math.min(f, s[1]), resolve.resolve_width(f)(nil, unpack(s)))
eq(math.min(f, s[2]), resolve.resolve_height(f)(nil, unpack(s)))
end
end
end)
it("should handle functions", function()
local func = function(_, max_columns, max_lines)
if max_columns < 45 then
return math.min(max_columns, max_lines)
elseif max_columns < max_lines then
return max_columns * 0.8
else
return math.min(max_columns, max_lines) * 0.5
end
end
for _, s in ipairs(test_sizes) do
eq(func(nil, unpack(s)), resolve.resolve_height(func)(nil, unpack(s)))
end
end)
it("should handle padding", function()
local func = function(_, max_columns, max_lines)
return math.floor(math.min(max_columns * 0.6, max_lines * 0.8))
end
local pads = { 0.1, 5, func }
for _, s in ipairs(test_sizes) do
for _, p in ipairs(pads) do
eq(s[1] - 2 * resolve.resolve_width(p)(nil, unpack(s)), resolve.resolve_width { padding = p }(nil, unpack(s)))
eq(
s[2] - 2 * resolve.resolve_height(p)(nil, unpack(s)),
resolve.resolve_height { padding = p }(nil, unpack(s))
)
end
end
end)
end)
describe("resolve_anchor_pos", function()
local test_sizes = {
{ 6, 7, 8, 9 },
{ 10, 20, 30, 40 },
{ 15, 15, 16, 16 },
{ 17, 19, 23, 31 },
{ 21, 18, 26, 24 },
{ 50, 100, 150, 200 },
}
it([[should not adjust when "CENTER" or "" is the anchor]], function()
for _, s in ipairs(test_sizes) do
eq({ 0, 0 }, resolve.resolve_anchor_pos("", unpack(s)))
eq({ 0, 0 }, resolve.resolve_anchor_pos("center", unpack(s)))
eq({ 0, 0 }, resolve.resolve_anchor_pos("CENTER", unpack(s)))
end
end)
it([[should end up at top when "N" in the anchor]], function()
local top_test = function(anchor, p_width, p_height, max_columns, max_lines)
local pos = resolve.resolve_anchor_pos(anchor, p_width, p_height, max_columns, max_lines)
eq(1, pos[2] + math.floor((max_lines - p_height) / 2))
end
for _, s in ipairs(test_sizes) do
top_test("NW", unpack(s))
top_test("N", unpack(s))
top_test("NE", unpack(s))
end
end)
it([[should end up at left when "W" in the anchor]], function()
local left_test = function(anchor, p_width, p_height, max_columns, max_lines)
local pos = resolve.resolve_anchor_pos(anchor, p_width, p_height, max_columns, max_lines)
eq(1, pos[1] + math.floor((max_columns - p_width) / 2))
end
for _, s in ipairs(test_sizes) do
left_test("NW", unpack(s))
left_test("W", unpack(s))
left_test("SW", unpack(s))
end
end)
it([[should end up at bottom when "S" in the anchor]], function()
local bot_test = function(anchor, p_width, p_height, max_columns, max_lines)
local pos = resolve.resolve_anchor_pos(anchor, p_width, p_height, max_columns, max_lines)
eq(max_lines - 1, pos[2] + p_height + math.floor((max_lines - p_height) / 2))
end
for _, s in ipairs(test_sizes) do
bot_test("SW", unpack(s))
bot_test("S", unpack(s))
bot_test("SE", unpack(s))
end
end)
it([[should end up at right when "E" in the anchor]], function()
local right_test = function(anchor, p_width, p_height, max_columns, max_lines)
local pos = resolve.resolve_anchor_pos(anchor, p_width, p_height, max_columns, max_lines)
eq(max_columns - 1, pos[1] + p_width + math.floor((max_columns - p_width) / 2))
end
for _, s in ipairs(test_sizes) do
right_test("NE", unpack(s))
right_test("E", unpack(s))
right_test("SE", unpack(s))
end
end)
it([[should ignore casing of the anchor]], function()
local case_test = function(a1, a2, p_width, p_height, max_columns, max_lines)
local pos1 = resolve.resolve_anchor_pos(a1, p_width, p_height, max_columns, max_lines)
local pos2 = resolve.resolve_anchor_pos(a2, p_width, p_height, max_columns, max_lines)
eq(pos1, pos2)
end
for _, s in ipairs(test_sizes) do
case_test("ne", "NE", unpack(s))
case_test("w", "W", unpack(s))
case_test("sW", "sw", unpack(s))
case_test("cEnTeR", "CeNtEr", unpack(s))
end
end)
end)
end)