79 lines
2.4 KiB
JavaScript
79 lines
2.4 KiB
JavaScript
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/*
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* tst.invalid.js: tests invalid invocations
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*/
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var mod_assert = require('assert');
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var mod_extsprintf = require('../lib/extsprintf');
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var mod_path = require('path');
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var sprintf = mod_extsprintf.sprintf;
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var testcases = [ {
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'name': 'missing all arguments',
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'args': [],
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'errmsg': /first argument must be a format string$/
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}, {
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'name': 'missing argument for format specifier (first char and specifier)',
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'args': [ '%s' ],
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'errmsg': new RegExp(
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'format string "%s": conversion specifier "%s" at character 1 ' +
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'has no matching argument \\(too few arguments passed\\)')
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}, {
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'name': 'missing argument for format specifier (later in string)',
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'args': [ 'hello %s world %13d', 'big' ],
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'errmsg': new RegExp(
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'format string "hello %s world %13d": conversion specifier "%13d" at ' +
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'character 16 has no matching argument \\(too few arguments passed\\)')
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}, {
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'name': 'printing null as string',
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'args': [ '%d cookies %3s', 15, null ],
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'errmsg': new RegExp(
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'format string "%d cookies %3s": conversion specifier "%3s" at ' +
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'character 12 attempted to print undefined or null as a string ' +
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'\\(argument 3 to sprintf\\)')
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}, {
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'name': 'printing undefined as string',
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'args': [ '%d cookies %3s ah %d', 15, undefined, 7 ],
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'errmsg': new RegExp(
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'format string "%d cookies %3s ah %d": conversion specifier "%3s" at ' +
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'character 12 attempted to print undefined or null as a string ' +
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'\\(argument 3 to sprintf\\)')
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}, {
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'name': 'unsupported format character',
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'args': [ 'do not use %X', 13 ],
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'errmsg': new RegExp(
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'format string "do not use %X": conversion ' +
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'specifier "%X" at character 12 is not supported$')
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}, {
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'name': 'unsupported flags',
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'args': [ '%#x', 13 ],
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'errmsg': new RegExp(
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'format string "%#x": conversion ' +
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'specifier "%#x" at character 1 uses unsupported flags$')
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} ];
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function main(verbose) {
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testcases.forEach(function (tc) {
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var error;
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console.error('test case: %s', tc.name);
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if (verbose) {
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console.error(' args: %s', JSON.stringify(tc.args));
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}
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mod_assert.throws(function () {
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try {
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sprintf.apply(null, tc.args);
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} catch (ex) {
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error = ex;
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throw (ex);
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}
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}, tc.errmsg);
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if (verbose && error) {
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console.error(' error: %s', error.message);
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}
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});
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console.log('%s tests passed', mod_path.basename(__filename));
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}
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main(process.argv.length > 2 && process.argv[2] == '-v');
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