File

spec/util_format_spec.lua @ 11183:2ac63715ef6f

util.paths: Optimize path joining with few arguments A casual search suggests that the majority of paths.join() calls involve only two arguments. This saves the creation of a table for up to 3 arguments. Looks like 3x faster for 3 arguments or less, 5% slower when it uses the array to concatenate.
author Kim Alvefur <zash@zash.se>
date Sun, 11 Oct 2020 23:04:13 +0200
parent 10035:386f085820e6
child 11638:5f4a657136bc
line wrap: on
line source

local format = require "util.format".format;

describe("util.format", function()
	describe("#format()", function()
		it("should work", function()
			assert.equal("hello", format("%s", "hello"));
			assert.equal("<nil>", format("%s"));
			assert.equal("<nil>", format("%d"));
			assert.equal("<nil>", format("%q"));
			assert.equal(" [<nil>]", format("", nil));
			assert.equal("true", format("%s", true));
			assert.equal("[true]", format("%d", true));
			assert.equal("% [true]", format("%%", true));
			assert.equal("{ }", format("%q", { }));
			assert.equal("[1.5]", format("%d", 1.5));
			assert.equal("[7.3786976294838e+19]", format("%d", 73786976294838206464));
		end);
	end);
end);