update elements and fix some bugs

lib/src/prism/tests/languages/perl/number_feature.test

Index: lib/src/prism/tests/languages/perl/number_feature.test
diff --git a/lib/src/prism/tests/languages/perl/number_feature.test b/lib/src/prism/tests/languages/perl/number_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..ca0f03db73da52248b08f088f26ac90a71e14383
--- /dev/null
+++ b/lib/src/prism/tests/languages/perl/number_feature.test
@@ -0,0 +1,33 @@
+0xFF
+0xBad_Face
+
+0b1100
+0b1111_0000
+
+42
+42_000
+3.14_15_9
+1.2e4
+1_423.6E-2
+0.8E+12
+
+----------------------------------------------------
+
+[
+	["number", "0xFF"],
+	["number", "0xBad_Face"],
+
+	["number", "0b1100"],
+	["number", "0b1111_0000"],
+
+	["number", "42"],
+	["number", "42_000"],
+	["number", "3.14_15_9"],
+	["number", "1.2e4"],
+	["number", "1_423.6E-2"],
+	["number", "0.8E+12"]
+]
+
+----------------------------------------------------
+
+Checks for hexadecimal, binary and decimal numbers.