--- a/hgext/hbisect.py
+++ b/hgext/hbisect.py
@@ -81,7 +81,7 @@ class bisect(object):
         # Not sure about this
         #self.ui.write("Going back to tip\n")
         #self.repo.update(self.repo.changelog.tip())
-        return 1
+        return 0
 
     def num_ancestors(self, head=None, stop=None):
         """

--- a/tests/hghave
+++ b/tests/hghave
@@ -35,6 +35,13 @@ def has_eol_in_paths():
     except:
         return False
 
+def has_hotshot():
+    try:
+        import hotshot
+        return True
+    except ImportError:
+        return False
+
 def has_lsprof():
     try:
         import _lsprof
@@ -46,6 +53,7 @@ checks = {
     "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"),
     "execbit": (has_executablebit, "executable bit"),
     "fifo": (has_fifo, "named pipes"),
+    "hotshot": (has_hotshot, "python hotshot module"),
     "lsprof": (has_lsprof, "python lsprof module"),
     "symlink": (has_symlink, "symbolic links"),
 }

--- a/tests/test-profile
+++ b/tests/test-profile
@@ -1,12 +1,15 @@
 #!/bin/sh
 
 echo % test --time
-hg --time help 2>&1 | grep -q Time || echo --time failed
+hg --time help -q help 2>&1 | grep Time > /dev/null || echo --time failed
 
 echo % test --profile
-hg --profile help 2>&1 | grep -q ncalls || echo --profile failed
+if "$TESTDIR/hghave" -q hotshot; then
+    # hotshot might be missing for licensing issues
+    hg --profile help -q help 2>&1 | grep ncalls > /dev/null || echo --profile failed
+fi
 
 echo % test --lsprof
 if "$TESTDIR/hghave" -q lsprof; then
-    hg --lsprof help 2>&1 | grep -q CallCount || echo --lsprof failed
-fi
\ No newline at end of file
+    hg --lsprof help -q help 2>&1 | grep CallCount > /dev/null || echo --lsprof failed
+fi