prosody
377a9eaf7bef
spec/util_format_spec.lua

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spec/util_format_spec.lua @ 11479:377a9eaf7bef

util.datamapper: Fix error on attempt to coerce nil to something Turns falsy values into nil instead of nothing, which ensures this function always has 1 return value, or table.insert({}) complains. Would still happen on some unexpected input, but that's actually a good thing.
author Kim Alvefur <zash@zash.se>
date Tue, 23 Mar 2021 23:55:33 +0100
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);