1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/parseFloat/tonumber-numeric-separator-literal-dot-dds-nsl-dd-ep.js b/js/src/tests/test262/built-ins/parseFloat/tonumber-numeric-separator-literal-dot-dds-nsl-dd-ep.js
new file mode 100644
index 0000000000..2ba12f06c7
--- /dev/null
+++ b/js/src/tests/test262/built-ins/parseFloat/tonumber-numeric-separator-literal-dot-dds-nsl-dd-ep.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-tonumber-applied-to-the-string-type
+description: >
+  The NSL does not affect strings parsed by parseFloat - . StrDecimalDigits StrExponentPart
+info: |
+  StrUnsignedDecimalLiteral :::
+    . StrDecimalDigits StrExponentPart
+
+  StrDecimalDigits :::
+    DecimalDigit
+    StrDecimalDigits DecimalDigit
+
+features: [numeric-separator-literal]
+---*/
+
+assert.sameValue(parseFloat(".10_1e2"), .10);
+
+reportCompare(0, 0);