Software /
code /
prosody
File
spec/util_array_spec.lua @ 13211:4d4f9e42bcf8
moduleapi: Add :get_option_integer()
Many options in Prosody that are treated as numbers don't make sense as
floats, e.g. sizes and limits measured in bytes.
Simplified implementation based on an earlier attempt dating back to 2020
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 17 Jul 2023 00:09:41 +0200 |
parent | 11787:3ae6fa901a8b |
child | 13245:ffe4adbd2af9 |
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local array = require "util.array"; describe("util.array", function () describe("creation", function () describe("from table", function () it("works", function () local a = array({"a", "b", "c"}); assert.same({"a", "b", "c"}, a); end); end); describe("from iterator", function () it("works", function () -- collects the first value, ie the keys local a = array(ipairs({true, true, true})); assert.same({1, 2, 3}, a); end); end); describe("collect", function () it("works", function () -- collects the first value, ie the keys local a = array.collect(ipairs({true, true, true})); assert.same({1, 2, 3}, a); end); end); end); describe("metatable", function () describe("operator", function () describe("addition", function () it("works", function () local a = array({ "a", "b" }); local b = array({ "c", "d" }); assert.same({"a", "b", "c", "d"}, a + b); end); end); describe("equality", function () it("works", function () local a1 = array({ "a", "b" }); local a2 = array({ "a", "b" }); local b = array({ "c", "d" }); assert.truthy(a1 == a2); assert.falsy(a1 == b); assert.falsy(a1 == { "a", "b" }, "Behavior of metatables changed in Lua 5.3"); end); end); describe("division", function () it("works", function () local a = array({ "a", "b", "c" }); local b = a / function (i) if i ~= "b" then return i .. "x" end end; assert.same({ "ax", "cx" }, b); end); end); end); end); describe("methods", function () describe("map", function () it("works", function () local a = array({ "a", "b", "c" }); local b = a:map(string.upper); assert.same({ "A", "B", "C" }, b); end); end); describe("filter", function () it("works", function () local a = array({ "a", "b", "c" }); a:filter(function (i) return i ~= "b" end); assert.same({ "a", "c" }, a); end); end); describe("sort", function () it("works", function () local a = array({ 5, 4, 3, 1, 2, }); a:sort(); assert.same({ 1, 2, 3, 4, 5, }, a); end); end); describe("unique", function () it("works", function () local a = array({ "a", "b", "c", "c", "a", "b" }); a:unique(); assert.same({ "a", "b", "c" }, a); end); end); describe("pluck", function () it("works", function () local a = array({ { a = 1, b = -1 }, { a = 2, b = -2 }, }); a:pluck("a"); assert.same({ 1, 2 }, a); end); end); describe("reverse", function () it("works", function () local a = array({ "a", "b", "c" }); a:reverse(); assert.same({ "c", "b", "a" }, a); end); end); -- TODO :shuffle describe("append", function () it("works", function () local a = array({ "a", "b", "c" }); a:append(array({ "d", "e", })); assert.same({ "a", "b", "c", "d", "e" }, a); end); end); describe("push", function () it("works", function () local a = array({ "a", "b", "c" }); a:push("d"):push("e"); assert.same({ "a", "b", "c", "d", "e" }, a); end); end); describe("pop", function () it("works", function () local a = array({ "a", "b", "c" }); assert.equal("c", a:pop()); assert.same({ "a", "b", }, a); end); end); describe("concat", function () it("works", function () local a = array({ "a", "b", "c" }); assert.equal("a,b,c", a:concat(",")); end); end); describe("length", function () it("works", function () local a = array({ "a", "b", "c" }); assert.equal(3, a:length()); end); end); describe("slice", function () it("works", function () local a = array({ "a", "b", "c" }); assert.equal(array.slice(a, 1, 2), array{ "a", "b" }); assert.equal(array.slice(a, 1, 3), array{ "a", "b", "c" }); assert.equal(array.slice(a, 2, 3), array{ "b", "c" }); assert.equal(array.slice(a, 2), array{ "b", "c" }); assert.equal(array.slice(a, -4), array{ "a", "b", "c" }); assert.equal(array.slice(a, -3), array{ "a", "b", "c" }); assert.equal(array.slice(a, -2), array{ "b", "c" }); assert.equal(array.slice(a, -1), array{ "c" }); end); it("can mutate", function () local a = array({ "a", "b", "c" }); assert.equal(a:slice(-1), array{"c"}); assert.equal(a, array{"c"}); end); end); end); -- TODO The various array.foo(array ina, array outa) functions end);