local strbitop = require "util.strbitop";

describe("util.strbitop", function ()

	describe("sand()", function ()

		it("works", function ()

			assert.equal(string.rep("Aa", 100), strbitop.sand(string.rep("a", 200), "Aa"));

		end);

		it("returns empty string if first argument is empty", function ()

			assert.equal("", strbitop.sand("", ""));

			assert.equal("", strbitop.sand("", "key"));

		end);

		it("returns initial string if key is empty", function ()

			assert.equal("hello", strbitop.sand("hello", ""));

		end);

	end);

	describe("sor()", function ()

		it("works", function ()

			assert.equal(string.rep("a", 200), strbitop.sor(string.rep("Aa", 100), "a"));

		end);

		it("returns empty string if first argument is empty", function ()

			assert.equal("", strbitop.sor("", ""));

			assert.equal("", strbitop.sor("", "key"));

		end);

		it("returns initial string if key is empty", function ()

			assert.equal("hello", strbitop.sor("hello", ""));

		end);

	end);

	describe("sxor()", function ()

		it("works", function ()

			assert.equal(string.rep("Aa", 100), strbitop.sxor(string.rep("a", 200), " \0"));

		end);

		it("returns empty string if first argument is empty", function ()

			assert.equal("", strbitop.sxor("", ""));

			assert.equal("", strbitop.sxor("", "key"));

		end);

		it("returns initial string if key is empty", function ()

			assert.equal("hello", strbitop.sxor("hello", ""));

		end);

	end);

end);