Mail

frontend/node_modules/static-eval/test/template-strings.js

@@ -0,0 +1,33 @@
+var test = require('tape');
+var evaluate = require('../');
+var parse = require('esprima').parse;
+
+test('untagged template strings', function (t) {
+    t.plan(1);
+    
+    var src = '`${1},${2 + n},${`4,5`}`';
+    var ast = parse(src).body[0].expression;
+    var res = evaluate(ast, {
+        n: 6
+    });
+    t.deepEqual(res, '1,8,4,5');
+});
+
+test('tagged template strings', function (t) {
+    t.plan(3);
+
+    var src = 'template`${1},${2 + n},${`4,5`}`';
+    var ast = parse(src).body[0].expression;
+    var res = evaluate(ast, {
+        template: function (strings) {
+            t.deepEqual(strings, ['', ',', ',', '']);
+
+            var values = [].slice.call(arguments, 1);
+            t.deepEqual(values, [1, 8, '4,5']);
+
+            return 'foo';
+        },
+        n: 6
+    });
+    t.deepEqual(res, 'foo');
+})