mirror of https://github.com/nodejs/node.git
61 lines
1.5 KiB
JavaScript
61 lines
1.5 KiB
JavaScript
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var test = require("tap").test
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var some = require("../some.js")
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test("some() doesn't find anything asynchronously", function (t) {
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some(["a", "b", "c", "d", "e", "f", "g"], predicate, function (error, match) {
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t.ifError(error, "ran successfully")
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t.notOk(match, "nothing to find, so nothing found")
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t.end()
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})
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function predicate(value, cb) {
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// dezalgo ensures it's safe to not do this, but just in case
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setTimeout(function () { cb(null, value > "j" && value) })
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}
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})
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test("some() doesn't find anything synchronously", function (t) {
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some(["a", "b", "c", "d", "e", "f", "g"], predicate, function (error, match) {
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t.ifError(error, "ran successfully")
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t.notOk(match, "nothing to find, so nothing found")
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t.end()
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})
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function predicate(value, cb) {
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cb(null, value > "j" && value)
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}
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})
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test("some() doesn't find anything asynchronously", function (t) {
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some(["a", "b", "c", "d", "e", "f", "g"], predicate, function (error, match) {
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t.ifError(error, "ran successfully")
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t.equals(match, "d", "found expected element")
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t.end()
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})
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function predicate(value, cb) {
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setTimeout(function () { cb(null, value > "c" && value) })
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}
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})
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test("some() doesn't find anything synchronously", function (t) {
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some(["a", "b", "c", "d", "e", "f", "g"], predicate, function (error, match) {
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t.ifError(error, "ran successfully")
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t.equals(match, "d", "found expected")
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t.end()
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})
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function predicate(value, cb) {
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cb(null, value > "c" && value)
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}
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})
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