Enable test_calendar (#1065)

* Enable test_calendar

* Disable test when not in debug mode

Author: slozier

Src/IronPython/Hosting/PythonOptionsParser.cs

@@ -70,6 +70,12 @@ protected override void ParseArgument(string/*!*/ arg) {
                     LanguageSetup.Options["Verbose"] = ScriptingRuntimeHelpers.True;
                     break;
 
+                case "-I": // both -E and -s
+                    ConsoleOptions.IgnoreEnvironmentVariables = true;
+                    LanguageSetup.Options["IgnoreEnvironment"] = ScriptingRuntimeHelpers.True;
+                    LanguageSetup.Options["NoUserSite"] = ScriptingRuntimeHelpers.True;
+                    break;
+
                 case "-S":
                     ConsoleOptions.SkipImportSite = true;
                     LanguageSetup.Options["NoSite"] = ScriptingRuntimeHelpers.True;
@@ -250,6 +256,7 @@ public override void GetHelp(out string commandLine, out string[,] options, out
                 { "-E",                     "Ignore environment variables" },
                 { "-S",                     "Don't imply 'import site' on initialization" },
                 { "-s",                     "Don't add user site directory to sys.path" },
+                { "-I",                     "isolate IronPython from the user's environment (implies -E and -s)" },
                 { "-t",                     "Issue warnings about inconsistent tab usage" },
                 { "-tt",                    "Issue errors for inconsistent tab usage" },
                 { "-W arg",                 "Warning control (arg is action:message:category:module:lineno) also IRONPYTHONWARNINGS=arg" },

Src/IronPython/Runtime/Operations/IListOfByteOps.cs

@@ -466,13 +466,22 @@ internal static List<byte> Capitalize(this IList<byte> bytes) {
             byte fill = fillchar.ToByteChecked();
 
             List<byte> newBytes = new List<byte>();
-            for (int i = 0; i < spaces / 2; i++) {
-                newBytes.Add(fill);
-            }
-
-            newBytes.AddRange(bytes);
-            for (int i = 0; i < (spaces + 1) / 2; i++) {
-                newBytes.Add(fill);
+            if ((width & 1) == 0) {
+                for (int i = 0; i < spaces / 2; i++) {
+                    newBytes.Add(fill);
+                }
+                newBytes.AddRange(bytes);
+                for (int i = 0; i < (spaces + 1) / 2; i++) {
+                    newBytes.Add(fill);
+                }
+            } else {
+                for (int i = 0; i < (spaces + 1) / 2; i++) {
+                    newBytes.Add(fill);
+                }
+                newBytes.AddRange(bytes);
+                for (int i = 0; i < spaces / 2; i++) {
+                    newBytes.Add(fill);
+                }
             }
             return newBytes;
         }

Src/IronPython/Runtime/Operations/StringOps.cs

@@ -407,14 +407,20 @@ public static string center([NotNull]this string self, int width) {
             return center(self, width, ' ');
         }
 
-        public static string center([NotNull]this string self, int width, char fillchar) {
+        public static string center([NotNull] this string self, int width, char fillchar) {
             int spaces = width - self.Length;
             if (spaces <= 0) return self;
 
             StringBuilder ret = new StringBuilder(width);
-            ret.Append(fillchar, spaces / 2);
-            ret.Append(self);
-            ret.Append(fillchar, (spaces + 1) / 2);
+            if ((width & 1) == 0) {
+                ret.Append(fillchar, spaces / 2);
+                ret.Append(self);
+                ret.Append(fillchar, (spaces + 1) / 2);
+            } else {
+                ret.Append(fillchar, (spaces + 1) / 2);
+                ret.Append(self);
+                ret.Append(fillchar, spaces / 2);
+            }
             return ret.ToString();
         }
 

Src/IronPythonTest/Cases/CPythonCasesManifest.ini

@@ -201,7 +201,8 @@ RetryCount=2
 Ignore=true
 
 [CPython.test_calendar]
-Ignore=true
+RunCondition=$(IS_DEBUG) # https://github.com/IronLanguages/ironpython3/issues/1067
+Timeout=600000 # 10 minute timeout
 
 [CPython.test_capi]
 Ignore=true
@@ -497,7 +498,7 @@ Ignore=true
 
 [CPython.test_heapq]
 Ignore=true
-Reason=TypeError: __next__() takes exactly 1 argument (1 given)
+Reason=TypeError: __next__() takes exactly 1 argument (1 given) # https://github.com/IronLanguages/ironpython3/issues/547
 
 [CPython.test_httplib]
 Ignore=true

Src/StdLib/Lib/test/script_helper.py

@@ -63,6 +63,7 @@ def run_python_until_end(*args, **env_vars):
     else:
         isolated = not env_vars and not env_required
     cmd_line = [sys.executable, '-X', 'faulthandler']
+    if sys.implementation.name == "ironpython": del cmd_line[1:]
     if isolated:
         # isolated mode: ignore Python environment variables, ignore user
         # site-packages, and don't add the current directory to sys.path