base_spec.rb in rotp-1.4.6

- old
+ new

@@ -1,7 +1,28 @@
 require File.dirname(__FILE__) + '/spec_helper'
 
+describe "the Base32 implementation" do
+  it "should be 16 characters by default" do
+    ROTP::Base32.random_base32.length.should == 16
+    ROTP::Base32.random_base32.should match /\A[a-z2-7]+\z/
+  end
+  it "should be allow a specific length" do
+    ROTP::Base32.random_base32(32).length.should == 32
+  end
+  it "should correctly decode a string" do
+    ROTP::Base32.decode("F").unpack('H*').first.should == "28"
+    ROTP::Base32.decode("23").unpack('H*').first.should == "d6"
+    ROTP::Base32.decode("234").unpack('H*').first.should == "d6f8"
+    ROTP::Base32.decode("234A").unpack('H*').first.should == "d6f800"
+    ROTP::Base32.decode("234B").unpack('H*').first.should == "d6f810"
+    ROTP::Base32.decode("234BCD").unpack('H*').first.should == "d6f8110c"
+    ROTP::Base32.decode("234BCDE").unpack('H*').first.should == "d6f8110c80"
+    ROTP::Base32.decode("234BCDEFG").unpack('H*').first.should == "d6f8110c8530"
+    ROTP::Base32.decode("234BCDEFG234BCDEFG").unpack('H*').first.should == "d6f8110c8536b7c0886429"
+  end
+end
+
 describe "HOTP example values from the rfc" do
   it "should match the RFC" do
     # 12345678901234567890 in Bas32
     # GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ
     hotp = ROTP::HOTP.new("GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ")
@@ -54,9 +75,10 @@
     end
     Timecop.freeze(Time.at(1297553958 + 30)) do
       totp.verify(102705).should be_false
     end
   end
+
 
   it "should output its provisioning URI" do
     totp = ROTP::TOTP.new("wrn3pqx5uqxqvnqr")
     totp.provisioning_uri('mark@percival').should == "otpauth://totp/mark@percival?secret=wrn3pqx5uqxqvnqr"
   end