[ruby/prism] Parse numeric values

https://github.com/ruby/prism/commit/a6a552411c

1 files changed, 36 insertions, 0 deletions

diff --git a/test/prism/number_parse_test.rb b/test/prism/number_parse_test.rb
new file mode 100644
index 0000000000..401aead243
--- /dev/null
+++ b/test/prism/number_parse_test.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require_relative "test_helper"
+
+return if Prism::BACKEND == :FFI
+
+module Prism
+  class NumberParseTest < TestCase
+    def test_number_parse
+      assert_number_parse(1)
+      assert_number_parse(50)
+      assert_number_parse(100)
+      assert_number_parse(100, "1_0_0")
+
+      assert_number_parse(10, "0b1010")
+      assert_number_parse(10, "0B1010")
+      assert_number_parse(10, "0o12")
+      assert_number_parse(10, "0O12")
+      assert_number_parse(10, "012")
+      assert_number_parse(10, "0d10")
+      assert_number_parse(10, "0D10")
+      assert_number_parse(10, "0xA")
+      assert_number_parse(10, "0XA")
+
+      assert_number_parse(2**32)
+      assert_number_parse(2**64 + 2**32)
+      assert_number_parse(2**128 + 2**64 + 2**32)
+    end
+
+    private
+
+    def assert_number_parse(expected, source = expected.to_s)
+      assert_equal expected, Debug.number_parse(source)
+    end
+  end
+end