added tests to the install_headers command

Lib/distutils/command/install_headers.py

@@ -8,7 +8,8 @@ __revision__ = "$Id$"
 from distutils.core import Command
 
 
-class install_headers (Command):
+# XXX force is never used
+class install_headers(Command):
 
     description = "install C/C++ header files"
 
@@ -20,18 +21,18 @@ class install_headers (Command):
 
     boolean_options = ['force']
 
-    def initialize_options (self):
+    def initialize_options(self):
         self.install_dir = None
         self.force = 0
         self.outfiles = []
 
-    def finalize_options (self):
+    def finalize_options(self):
         self.set_undefined_options('install',
                                    ('install_headers', 'install_dir'),
                                    ('force', 'force'))
 
 
-    def run (self):
+    def run(self):
         headers = self.distribution.headers
         if not headers:
             return
@@ -41,10 +42,10 @@ class install_headers (Command):
             (out, _) = self.copy_file(header, self.install_dir)
             self.outfiles.append(out)
 
-    def get_inputs (self):
+    def get_inputs(self):
         return self.distribution.headers or []
 
-    def get_outputs (self):
+    def get_outputs(self):
         return self.outfiles
 
 # class install_headers

Lib/distutils/tests/test_install_headers.py

+"""Tests for distutils.command.install_headers."""
+import sys
+import os
+import unittest
+import getpass
+
+from distutils.command.install_headers import install_headers
+from distutils.tests import support
+
+class InstallHeadersTestCase(support.TempdirManager,
+                             support.LoggingSilencer,
+                             unittest.TestCase):
+
+    def test_simple_run(self):
+        # we have two headers
+        header_list = self.mkdtemp()
+        header1 = os.path.join(header_list, 'header1')
+        header2 = os.path.join(header_list, 'header2')
+        self.write_file(header1)
+        self.write_file(header2)
+        headers = [header1, header2]
+
+        pkg_dir, dist = self.create_dist(headers=headers)
+        cmd = install_headers(dist)
+        self.assertEquals(cmd.get_inputs(), headers)
+
+        # let's run the command
+        cmd.install_dir = os.path.join(pkg_dir, 'inst')
+        cmd.ensure_finalized()
+        cmd.run()
+
+        # let's check the results
+        self.assertEquals(len(cmd.get_outputs()), 2)
+
+def test_suite():
+    return unittest.makeSuite(InstallHeadersTestCase)
+
+if __name__ == "__main__":
+    unittest.main(defaultTest="test_suite")