src/v8/test/mjsunit/es6/numeric-literals.js

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function TestOctalLiteral() {
  assertEquals(0, 0o0);
  assertEquals(0, 0O0);
  assertEquals(1, 0o1);
  assertEquals(7, 0o7);
  assertEquals(8, 0o10);
  assertEquals(63, 0o77);
}
TestOctalLiteral();


function TestOctalLiteralUsingNumberFunction() {
  assertEquals(0, Number('0o0'));
  assertEquals(0, Number('0O0'));
  assertEquals(1, Number('0o1'));
  assertEquals(7, Number('0o7'));
  assertEquals(8, Number('0o10'));
  assertEquals(63, Number('0o77'));
}
TestOctalLiteralUsingNumberFunction();


function TestBinaryLiteral() {
  assertEquals(0, 0b0);
  assertEquals(0, 0B0);
  assertEquals(1, 0b1);
  assertEquals(2, 0b10);
  assertEquals(3, 0b11);
}
TestBinaryLiteral();


function TestBinaryLiteralUsingNumberFunction() {
  assertEquals(0, Number('0b0'));
  assertEquals(0, Number('0B0'));
  assertEquals(1, Number('0b1'));
  assertEquals(2, Number('0b10'));
  assertEquals(3, Number('0b11'));
}
TestBinaryLiteralUsingNumberFunction();


function TestParseIntDoesNotSupportOctalNorBinary() {
  assertEquals(0, parseInt('0o77'));
  assertEquals(0, parseInt('0o77', 8));
  assertEquals(0, parseInt('0b11'));
  assertEquals(0, parseInt('0b11', 2));
}
TestParseIntDoesNotSupportOctalNorBinary();


function TestParseFloatDoesNotSupportOctalNorBinary() {
  assertEquals(0, parseFloat('0o77'));
  assertEquals(0, parseFloat('0b11'));
}
TestParseFloatDoesNotSupportOctalNorBinary();