зеркало из https://github.com/mozilla/gecko-dev.git
121 строка
4.1 KiB
JavaScript
121 строка
4.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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/**
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* This unit test checks that our string formatter works with different patterns and
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* arguments.
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* Initially copied from unit tests at https://github.com/alexei/sprintf.js
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*/
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const { sprintf } = require("devtools/shared/sprintfjs/sprintf");
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const PI = 3.141592653589793;
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function run_test() {
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// Simple patterns
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equal("%", sprintf("%%"));
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equal("10", sprintf("%b", 2));
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equal("A", sprintf("%c", 65));
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equal("2", sprintf("%d", 2));
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equal("2", sprintf("%i", 2));
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equal("2", sprintf("%d", "2"));
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equal("2", sprintf("%i", "2"));
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equal('{"foo":"bar"}', sprintf("%j", { foo: "bar" }));
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equal('["foo","bar"]', sprintf("%j", ["foo", "bar"]));
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equal("2e+0", sprintf("%e", 2));
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equal("2", sprintf("%u", 2));
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equal("4294967294", sprintf("%u", -2));
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equal("2.2", sprintf("%f", 2.2));
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equal("3.141592653589793", sprintf("%g", PI));
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equal("10", sprintf("%o", 8));
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equal("%s", sprintf("%s", "%s"));
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equal("ff", sprintf("%x", 255));
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equal("FF", sprintf("%X", 255));
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equal(
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"Polly wants a cracker",
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sprintf("%2$s %3$s a %1$s", "cracker", "Polly", "wants")
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);
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equal("Hello world!", sprintf("Hello %(who)s!", { who: "world" }));
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equal("true", sprintf("%t", true));
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equal("t", sprintf("%.1t", true));
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equal("true", sprintf("%t", "true"));
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equal("true", sprintf("%t", 1));
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equal("false", sprintf("%t", false));
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equal("f", sprintf("%.1t", false));
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equal("false", sprintf("%t", ""));
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equal("false", sprintf("%t", 0));
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equal("undefined", sprintf("%T", undefined));
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equal("null", sprintf("%T", null));
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equal("boolean", sprintf("%T", true));
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equal("number", sprintf("%T", 42));
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equal("string", sprintf("%T", "This is a string"));
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equal("function", sprintf("%T", Math.log));
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equal("array", sprintf("%T", [1, 2, 3]));
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equal("object", sprintf("%T", { foo: "bar" }));
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equal("regexp", sprintf("%T", /<("[^"]*"|"[^"]*"|[^"">])*>/));
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equal("true", sprintf("%v", true));
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equal("42", sprintf("%v", 42));
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equal("This is a string", sprintf("%v", "This is a string"));
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equal("1,2,3", sprintf("%v", [1, 2, 3]));
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equal("[object Object]", sprintf("%v", { foo: "bar" }));
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equal(
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"/<(\"[^\"]*\"|'[^']*'|[^'\">])*>/",
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sprintf("%v", /<("[^"]*"|'[^']*'|[^'">])*>/)
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);
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// sign
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equal("2", sprintf("%d", 2));
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equal("-2", sprintf("%d", -2));
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equal("+2", sprintf("%+d", 2));
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equal("-2", sprintf("%+d", -2));
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equal("2", sprintf("%i", 2));
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equal("-2", sprintf("%i", -2));
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equal("+2", sprintf("%+i", 2));
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equal("-2", sprintf("%+i", -2));
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equal("2.2", sprintf("%f", 2.2));
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equal("-2.2", sprintf("%f", -2.2));
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equal("+2.2", sprintf("%+f", 2.2));
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equal("-2.2", sprintf("%+f", -2.2));
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equal("-2.3", sprintf("%+.1f", -2.34));
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equal("-0.0", sprintf("%+.1f", -0.01));
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equal("3.14159", sprintf("%.6g", PI));
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equal("3.14", sprintf("%.3g", PI));
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equal("3", sprintf("%.1g", PI));
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equal("-000000123", sprintf("%+010d", -123));
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equal("______-123", sprintf("%+'_10d", -123));
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equal("-234.34 123.2", sprintf("%f %f", -234.34, 123.2));
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// padding
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equal("-0002", sprintf("%05d", -2));
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equal("-0002", sprintf("%05i", -2));
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equal(" <", sprintf("%5s", "<"));
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equal("0000<", sprintf("%05s", "<"));
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equal("____<", sprintf("%'_5s", "<"));
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equal("> ", sprintf("%-5s", ">"));
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equal(">0000", sprintf("%0-5s", ">"));
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equal(">____", sprintf("%'_-5s", ">"));
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equal("xxxxxx", sprintf("%5s", "xxxxxx"));
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equal("1234", sprintf("%02u", 1234));
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equal(" -10.235", sprintf("%8.3f", -10.23456));
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equal("-12.34 xxx", sprintf("%f %s", -12.34, "xxx"));
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equal('{\n "foo": "bar"\n}', sprintf("%2j", { foo: "bar" }));
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equal('[\n "foo",\n "bar"\n]', sprintf("%2j", ["foo", "bar"]));
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// precision
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equal("2.3", sprintf("%.1f", 2.345));
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equal("xxxxx", sprintf("%5.5s", "xxxxxx"));
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equal(" x", sprintf("%5.1s", "xxxxxx"));
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equal(
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"foobar",
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sprintf("%s", function() {
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return "foobar";
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})
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);
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}
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