First commit

node_modules/extsprintf/test/tst.invalid.js

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