Split test for Windows and Unix.

Also fix test for Windows 8: It no longer verifies the title using
PowerShell. It only executes the API calls.
On Windows 7 and older though, we still continue to verify the title.

sapi/cli/tests/cli_process_title_unix.phpt

@@ -0,0 +1,49 @@
+--TEST--
+Check cli_process_title support on Unix
+--SKIPIF--
+<?php
+if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN')
+  die("skip");
+?>
+--FILE--
+<?php
+echo "*** Testing setting the process title ***\n";
+
+$set_title = $original_title = uniqid("title", true);
+$pid = getmypid();
+
+if (cli_set_process_title($original_title) === true)
+  echo "Successfully set title\n";
+
+$ps_output = shell_exec("ps -p $pid -o command | tail -n 1");
+
+if ($ps_output === null)
+{
+  echo "ps failed\n";
+  die();
+}
+
+$loaded_title = trim($ps_output);
+if (strpos(strtoupper(substr(PHP_OS, 0, 13)), "BSD") !== false)
+{
+  // Fix up title for BSD
+  $set_title = "php: $original_title (php)";
+}
+
+if ($loaded_title == $set_title)
+  echo "Successfully verified title using ps\n";
+else
+  echo "Actually loaded from ps: $loaded_title\n";
+
+$read_title = cli_get_process_title();
+if ($read_title == $original_title)
+  echo "Successfully verified title using get\n";
+else
+  echo "Actually loaded from get: $read_title\n";
+
+?>
+--EXPECTF--
+*** Testing setting the process title ***
+Successfully set title
+Successfully verified title using ps
+Successfully verified title using get

sapi/cli/tests/cli_process_title_windows.phpt

@@ -0,0 +1,87 @@
+--TEST--
+Check cli_process_title support in Windows
+--SKIPIF--
+<?php
+if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN')
+  die("skip");
+?>
+--FILE--
+<?php
+
+// On Windows 8, this test does not work the same way. When the PowerShell command
+// "get-process" is executed using shell_exec, it overwrites the ConsoleTitle with
+// "Windows PowerShell" and this title ONLY clears away when the php.exe
+// process exits i.e. the test finishes.
+// On older versions like Windows 7 though, running the command appends
+// "Windows PowerShell" to the ConsoleTitle temporarily and the title reverts
+// back to the original once shell_exec is done.
+// Hence on Windows 8, we don't verify that the title is actually set by
+// cli_set_process_title(). We're only making the API calls to ensure there are
+// no warnings/errors.
+
+$is_windows8 = false;
+$ps_output = shell_exec("PowerShell \"(Get-Host).UI.RawUI.WindowTitle\"");
+if ($ps_output === null)
+{
+  echo "Get-Host failed\n";
+  die();
+}
+
+$ps_output = trim($ps_output);
+if ($ps_output == "Windows PowerShell")
+  $is_windows8 = true;
+
+echo "*** Testing setting the process title ***\n";
+
+$original_title = uniqid("title", true);
+$pid = getmypid();
+
+if (cli_set_process_title($original_title) === true)
+  echo "Successfully set title\n";
+
+if ($is_windows8)
+{
+  $loaded_title = $original_title;
+}
+else
+{
+  $loaded_title = shell_exec("PowerShell \"get-process cmd*,powershell* | Select-Object mainWindowTitle | ft -hide\"");
+
+  if ($loaded_title === null)
+  {
+    echo "Reading title using get-process failed\n";
+    die();
+  }
+
+  // Kind of convoluted. So when the test is run on Windows 7 or older, the console where
+  // the run-tests.php is executed forks a php.exe, which forks a cmd.exe, which then forks
+  // a final php.exe to run the actual test. But the console title is set for the original console.
+  // I couldn't figure out a good way to navigate this, so we're "grep'ing" all possible
+  // console windows for our very unique title. It should occur exactly once in the grep
+  // output.
+  $pos = strpos($loaded_title, $original_title, 0);
+  if ($pos !== false)
+  {
+    $pos = strpos($loaded_title, $original_title, $pos + strlen($original_title));
+    if ($pos === false)
+      $loaded_title = $original_title;
+  }
+}
+
+if ($loaded_title == $original_title)
+  echo "Successfully verified title using get-process\n";
+else
+  echo "Actually loaded from get-process: $loaded_title\n";
+
+$read_title = cli_get_process_title();
+if ($read_title == $original_title)
+  echo "Successfully verified title using get\n";
+else
+  echo "Actually loaded from get: $read_title\n";
+
+?>
+--EXPECTF--
+*** Testing setting the process title ***
+Successfully set title
+Successfully verified title using get-process
+Successfully verified title using get