1 files changed, 65 insertions, 0 deletions
diff --git a/spec/ruby/library/time/shared/rfc2822.rb b/spec/ruby/library/time/shared/rfc2822.rb
new file mode 100644
index 0000000000..b7bf0fb5f5
--- /dev/null
+++ b/spec/ruby/library/time/shared/rfc2822.rb
@@ -0,0 +1,65 @@
+describe :time_rfc2822, shared: true do
+  it "parses RFC-822 strings" do
+    t1 = (Time.utc(1976, 8, 26, 14, 30) + 4 * 3600)
+    t2 = Time.rfc2822("26 Aug 76 14:30 EDT")
+    t1.should == t2
+
+    t3 = Time.utc(1976, 8, 27, 9, 32) + 7 * 3600
+    t4 = Time.rfc2822("27 Aug 76 09:32 PDT")
+    t3.should == t4
+  end
+
+  it "parses RFC-2822 strings" do
+    t1 = Time.utc(1997, 11, 21, 9, 55, 6) + 6 * 3600
+    t2 = Time.rfc2822("Fri, 21 Nov 1997 09:55:06 -0600")
+    t1.should == t2
+
+    t3 = Time.utc(2003, 7, 1, 10, 52, 37) - 2 * 3600
+    t4 = Time.rfc2822("Tue, 1 Jul 2003 10:52:37 +0200")
+    t3.should == t4
+
+    t5 = Time.utc(1997, 11, 21, 10, 1, 10) + 6 * 3600
+    t6 = Time.rfc2822("Fri, 21 Nov 1997 10:01:10 -0600")
+    t5.should == t6
+
+    t7 = Time.utc(1997, 11, 21, 11, 0, 0) + 6 * 3600
+    t8 = Time.rfc2822("Fri, 21 Nov 1997 11:00:00 -0600")
+    t7.should == t8
+
+    t9 = Time.utc(1997, 11, 24, 14, 22, 1) + 8 * 3600
+    t10 = Time.rfc2822("Mon, 24 Nov 1997 14:22:01 -0800")
+    t9.should == t10
+
+    begin
+      Time.at(-1)
+    rescue ArgumentError
+      # ignore
+    else
+      t11 = Time.utc(1969, 2, 13, 23, 32, 54) + 3 * 3600 + 30 * 60
+      t12 = Time.rfc2822("Thu, 13 Feb 1969 23:32:54 -0330")
+      t11.should == t12
+
+      t13 = Time.utc(1969, 2, 13, 23, 32, 0) + 3 * 3600 + 30 * 60
+      t14 = Time.rfc2822(" Thu,
+      13
+        Feb
+          1969
+      23:32
+               -0330 (Newfoundland Time)")
+      t13.should == t14
+    end
+
+    t15 = Time.utc(1997, 11, 21, 9, 55, 6)
+    t16 = Time.rfc2822("21 Nov 97 09:55:06 GMT")
+    t15.should == t16
+
+    t17 = Time.utc(1997, 11, 21, 9, 55, 6) + 6 * 3600
+    t18 = Time.rfc2822("Fri, 21 Nov 1997 09 :   55  :  06 -0600")
+    t17.should == t18
+
+    lambda {
+      # inner comment is not supported.
+      Time.rfc2822("Fri, 21 Nov 1997 09(comment):   55  :  06 -0600")
+    }.should raise_error(ArgumentError)
+  end
+end