Software /
code /
prosody
File
spec/util_array_spec.lua @ 13611:3a23116cf063
mod_storage_sql: Remove the word 'error' from debug messages
The word 'error' anywhere, especially in harmless debug messages, are
too often interpreted as fatal errors my some users, so best avoid that
word. These look too scary as it is, being tracebacks.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Wed, 08 Jan 2025 22:30:30 +0100 |
parent | 13245:ffe4adbd2af9 |
line wrap: on
line source
local array = require "util.array"; describe("util.array", function () describe("creation", function () describe("new", function () it("works", function () local a = array.new({"a", "b", "c"}); assert.same({"a", "b", "c"}, a); end); end); 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);