[U-Boot] [PATCH v3 15/18] buildman: Add additional functional tests

Simon Glass sjg at chromium.org
Sat Sep 6 03:00:20 CEST 2014


This adds coverage of core features of the builder, including the
command-line options which affect building.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v3: None
Changes in v2: None

 tools/buildman/func_test.py | 324 +++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 306 insertions(+), 18 deletions(-)

diff --git a/tools/buildman/func_test.py b/tools/buildman/func_test.py
index 237a80b..2cb5cf0 100644
--- a/tools/buildman/func_test.py
+++ b/tools/buildman/func_test.py
@@ -43,6 +43,125 @@ boards = [
     ['Active', 'sandbox', 'sandbox', '', 'Tester', 'Sandbox board', 'board4', ''],
 ]
 
+commit_shortlog = """4aca821 patman: Avoid changing the order of tags
+39403bb patman: Use --no-pager' to stop git from forking a pager
+db6e6f2 patman: Remove the -a option
+f2ccf03 patman: Correct unit tests to run correctly
+1d097f9 patman: Fix indentation in terminal.py
+d073747 patman: Support the 'reverse' option for 'git log
+"""
+
+commit_log = ["""commit 7f6b8315d18f683c5181d0c3694818c1b2a20dcd
+Author: Masahiro Yamada <yamada.m at jp.panasonic.com>
+Date:   Fri Aug 22 19:12:41 2014 +0900
+
+    buildman: refactor help message
+
+    "buildman [options]" is displayed by default.
+
+    Append the rest of help messages to parser.usage
+    instead of replacing it.
+
+    Besides, "-b <branch>" is not mandatory since commit fea5858e.
+    Drop it from the usage.
+
+    Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
+""",
+"""commit d0737479be6baf4db5e2cdbee123e96bc5ed0ba8
+Author: Simon Glass <sjg at chromium.org>
+Date:   Thu Aug 14 16:48:25 2014 -0600
+
+    patman: Support the 'reverse' option for 'git log'
+
+    This option is currently not supported, but needs to be, for buildman to
+    operate as expected.
+
+    Series-changes: 7
+    - Add new patch to fix the 'reverse' bug
+
+
+    Change-Id: I79078f792e8b390b8a1272a8023537821d45feda
+    Reported-by: York Sun <yorksun at freescale.com>
+    Signed-off-by: Simon Glass <sjg at chromium.org>
+
+""",
+"""commit 1d097f9ab487c5019152fd47bda126839f3bf9fc
+Author: Simon Glass <sjg at chromium.org>
+Date:   Sat Aug 9 11:44:32 2014 -0600
+
+    patman: Fix indentation in terminal.py
+
+    This code came from a different project with 2-character indentation. Fix
+    it for U-Boot.
+
+    Series-changes: 6
+    - Add new patch to fix indentation in teminal.py
+
+    Change-Id: I5a74d2ebbb3cc12a665f5c725064009ac96e8a34
+    Signed-off-by: Simon Glass <sjg at chromium.org>
+
+""",
+"""commit f2ccf03869d1e152c836515a3ceb83cdfe04a105
+Author: Simon Glass <sjg at chromium.org>
+Date:   Sat Aug 9 11:08:24 2014 -0600
+
+    patman: Correct unit tests to run correctly
+
+    It seems that doctest behaves differently now, and some of the unit tests
+    do not run. Adjust the tests to work correctly.
+
+     ./tools/patman/patman --test
+    <unittest.result.TestResult run=10 errors=0 failures=0>
+
+    Series-changes: 6
+    - Add new patch to fix patman unit tests
+
+    Change-Id: I3d2ca588f4933e1f9d6b1665a00e4ae58269ff3b
+
+""",
+"""commit db6e6f2f9331c5a37647d6668768d4a40b8b0d1c
+Author: Simon Glass <sjg at chromium.org>
+Date:   Sat Aug 9 12:06:02 2014 -0600
+
+    patman: Remove the -a option
+
+    It seems that this is no longer needed, since checkpatch.pl will catch
+    whitespace problems in patches. Also the option is not widely used, so
+    it seems safe to just remove it.
+
+    Series-changes: 6
+    - Add new patch to remove patman's -a option
+
+    Suggested-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
+    Change-Id: I5821a1c75154e532c46513486ca40b808de7e2cc
+
+""",
+"""commit 39403bb4f838153028a6f21ca30bf100f3791133
+Author: Simon Glass <sjg at chromium.org>
+Date:   Thu Aug 14 21:50:52 2014 -0600
+
+    patman: Use --no-pager' to stop git from forking a pager
+
+""",
+"""commit 4aca821e27e97925c039e69fd37375b09c6f129c
+Author: Simon Glass <sjg at chromium.org>
+Date:   Fri Aug 22 15:57:39 2014 -0600
+
+    patman: Avoid changing the order of tags
+
+    patman collects tags that it sees in the commit and places them nicely
+    sorted at the end of the patch. However, this is not really necessary and
+    in fact is apparently not desirable.
+
+    Series-changes: 9
+    - Add new patch to avoid changing the order of tags
+
+    Suggested-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
+    Change-Id: Ib1518588c1a189ad5c3198aae76f8654aed8d0db
+"""]
+
+TEST_BRANCH = '__testbranch'
+
 class TestFunctional(unittest.TestCase):
     """Functional test for buildman.
 
@@ -60,26 +179,49 @@ class TestFunctional(unittest.TestCase):
         self._buildman_pathname = sys.argv[0]
         self._buildman_dir = os.path.dirname(sys.argv[0])
         command.test_result = self._HandleCommand
-        self._toolchains = toolchain.Toolchains()
-        self._toolchains.Add('gcc', test=False)
+        self.setupToolchains()
+        self._toolchains.Add('arm-gcc', test=False)
+        self._toolchains.Add('powerpc-gcc', test=False)
         bsettings.Setup(None)
         bsettings.AddFile(settings_data)
         self._boards = board.Boards()
         for brd in boards:
             self._boards.AddBoard(board.Board(*brd))
 
+        # Directories where the source been cloned
+        self._clone_dirs = []
+        self._commits = len(commit_shortlog.splitlines()) + 1
+        self._total_builds = self._commits * len(boards)
+
+        # Number of calls to make
+        self._make_calls = 0
+
+        # Map of [board, commit] to error messages
+        self._error = {}
+
+        # Avoid sending any output and clear all terminal output
+        terminal.SetPrintTestMode()
+        terminal.GetPrintTestLines()
+
     def tearDown(self):
         shutil.rmtree(self._base_dir)
 
+    def setupToolchains(self):
+        self._toolchains = toolchain.Toolchains()
+        self._toolchains.Add('gcc', test=False)
+
     def _RunBuildman(self, *args):
         return command.RunPipe([[self._buildman_pathname] + list(args)],
                 capture=True, capture_stderr=True)
 
-    def _RunControl(self, *args):
+    def _RunControl(self, *args, **kwargs):
         sys.argv = [sys.argv[0]] + list(args)
         options, args = cmdline.ParseArgs()
-        return control.DoBuildman(options, args, toolchains=self._toolchains,
-                make_func=self._HandleMake, boards=self._boards)
+        result = control.DoBuildman(options, args, toolchains=self._toolchains,
+                make_func=self._HandleMake, boards=self._boards,
+                clean_dir=kwargs.get('clean_dir', True))
+        self._builder = control.builder
+        return result
 
     def testFullHelp(self):
         command.test_result = None
@@ -110,11 +252,34 @@ class TestFunctional(unittest.TestCase):
     def _HandleCommandGitLog(self, args):
         if '-n0' in args:
             return command.CommandResult(return_code=0)
+        elif args[-1] == 'upstream/master..%s' % TEST_BRANCH:
+            return command.CommandResult(return_code=0, stdout=commit_shortlog)
+        elif args[:3] == ['--no-color', '--no-decorate', '--reverse']:
+            if args[-1] == TEST_BRANCH:
+                count = int(args[3][2:])
+                return command.CommandResult(return_code=0,
+                                            stdout=''.join(commit_log[:count]))
 
         # Not handled, so abort
         print 'git log', args
         sys.exit(1)
 
+    def _HandleCommandGitConfig(self, args):
+        config = args[0]
+        if config == 'sendemail.aliasesfile':
+            return command.CommandResult(return_code=0)
+        elif config.startswith('branch.badbranch'):
+            return command.CommandResult(return_code=1)
+        elif config == 'branch.%s.remote' % TEST_BRANCH:
+            return command.CommandResult(return_code=0, stdout='upstream\n')
+        elif config == 'branch.%s.merge' % TEST_BRANCH:
+            return command.CommandResult(return_code=0,
+                                         stdout='refs/heads/master\n')
+
+        # Not handled, so abort
+        print 'git config', args
+        sys.exit(1)
+
     def _HandleCommandGit(self, in_args):
         """Handle execution of a git command
 
@@ -132,11 +297,18 @@ class TestFunctional(unittest.TestCase):
             elif arg[0] == '-':
                 git_args.append(arg)
             else:
-                sub_cmd = arg
+                if git_args and git_args[-1] in ['--git-dir', '--work-tree']:
+                    git_args.append(arg)
+                else:
+                    sub_cmd = arg
         if sub_cmd == 'config':
-            return command.CommandResult(return_code=0)
+            return self._HandleCommandGitConfig(args)
         elif sub_cmd == 'log':
             return self._HandleCommandGitLog(args)
+        elif sub_cmd == 'clone':
+            return command.CommandResult(return_code=0)
+        elif sub_cmd == 'checkout':
+            return command.CommandResult(return_code=0)
 
         # Not handled, so abort
         print 'git', git_args, sub_cmd, args
@@ -162,26 +334,35 @@ class TestFunctional(unittest.TestCase):
             A CommandResult object
         """
         pipe_list = kwargs['pipe_list']
+        wc = False
         if len(pipe_list) != 1:
-            print 'invalid pipe', kwargs
-            sys.exit(1)
+            if pipe_list[1] == ['wc', '-l']:
+                wc = True
+            else:
+                print 'invalid pipe', kwargs
+                sys.exit(1)
         cmd = pipe_list[0][0]
         args = pipe_list[0][1:]
+        result = None
         if cmd == 'git':
-            return self._HandleCommandGit(args)
+            result = self._HandleCommandGit(args)
         elif cmd == './scripts/show-gnu-make':
             return command.CommandResult(return_code=0, stdout='make')
-        elif cmd == 'nm':
+        elif cmd.endswith('nm'):
             return self._HandleCommandNm(args)
-        elif cmd == 'objdump':
+        elif cmd.endswith('objdump'):
             return self._HandleCommandObjdump(args)
-        elif cmd == 'size':
+        elif cmd.endswith( 'size'):
             return self._HandleCommandSize(args)
 
-        # Not handled, so abort
-        print 'unknown command', kwargs
-        sys.exit(1)
-        return command.CommandResult(return_code=0)
+        if not result:
+            # Not handled, so abort
+            print 'unknown command', kwargs
+            sys.exit(1)
+
+        if wc:
+            result.stdout = len(result.stdout.splitlines())
+        return result
 
     def _HandleMake(self, commit, brd, stage, cwd, *args, **kwargs):
         """Handle execution of 'make'
@@ -194,18 +375,31 @@ class TestFunctional(unittest.TestCase):
             args: Arguments to pass to make
             kwargs: Arguments to pass to command.RunPipe()
         """
+        self._make_calls += 1
         if stage == 'mrproper':
             return command.CommandResult(return_code=0)
         elif stage == 'config':
             return command.CommandResult(return_code=0,
                     combined='Test configuration complete')
         elif stage == 'build':
+            stderr = ''
+            if type(commit) is not str:
+                stderr = self._error.get((brd.target, commit.sequence))
+            if stderr:
+                return command.CommandResult(return_code=1, stderr=stderr)
             return command.CommandResult(return_code=0)
 
         # Not handled, so abort
         print 'make', stage
         sys.exit(1)
 
+    # Example function to print output lines
+    def print_lines(self, lines):
+        print len(lines)
+        for line in lines:
+            print line
+        #self.print_lines(terminal.GetPrintTestLines())
+
     def testNoBoards(self):
         """Test that buildman aborts when there are no boards"""
         self._boards = board.Boards()
@@ -214,6 +408,100 @@ class TestFunctional(unittest.TestCase):
 
     def testCurrentSource(self):
         """Very simple test to invoke buildman on the current source"""
+        self.setupToolchains();
         self._RunControl()
         lines = terminal.GetPrintTestLines()
-        self.assertTrue(lines[0].text.startswith('Building current source'))
+        self.assertIn('Building current source for %d boards' % len(boards),
+                      lines[0].text)
+
+    def testBadBranch(self):
+        """Test that we can detect an invalid branch"""
+        with self.assertRaises(ValueError):
+            self._RunControl('-b', 'badbranch')
+
+    def testBadToolchain(self):
+        """Test that missing toolchains are detected"""
+        self.setupToolchains();
+        ret_code = self._RunControl('-b', TEST_BRANCH)
+        lines = terminal.GetPrintTestLines()
+
+        # Buildman always builds the upstream commit as well
+        self.assertIn('Building %d commits for %d boards' %
+                (self._commits, len(boards)), lines[0].text)
+        self.assertEqual(self._builder.count, self._total_builds)
+
+        # Only sandbox should succeed, the others don't have toolchains
+        self.assertEqual(self._builder.fail,
+                         self._total_builds - self._commits)
+        self.assertEqual(ret_code, 128)
+
+        for commit in range(self._commits):
+            for board in self._boards.GetList():
+                if board.arch != 'sandbox':
+                  errfile = self._builder.GetErrFile(commit, board.target)
+                  fd = open(errfile)
+                  self.assertEqual(fd.readlines(),
+                          ['No tool chain for %s\n' % board.arch])
+                  fd.close()
+
+    def testBranch(self):
+        """Test building a branch with all toolchains present"""
+        self._RunControl('-b', TEST_BRANCH)
+        self.assertEqual(self._builder.count, self._total_builds)
+        self.assertEqual(self._builder.fail, 0)
+
+    def testCount(self):
+        """Test building a specific number of commitst"""
+        self._RunControl('-b', TEST_BRANCH, '-c2')
+        self.assertEqual(self._builder.count, 2 * len(boards))
+        self.assertEqual(self._builder.fail, 0)
+        # Each board has a mrproper, config, and then one make per commit
+        self.assertEqual(self._make_calls, len(boards) * (2 + 2))
+
+    def testIncremental(self):
+        """Test building a branch twice - the second time should do nothing"""
+        self._RunControl('-b', TEST_BRANCH)
+
+        # Each board has a mrproper, config, and then one make per commit
+        self.assertEqual(self._make_calls, len(boards) * (self._commits + 2))
+        self._make_calls = 0
+        self._RunControl('-b', TEST_BRANCH, clean_dir=False)
+        self.assertEqual(self._make_calls, 0)
+        self.assertEqual(self._builder.count, self._total_builds)
+        self.assertEqual(self._builder.fail, 0)
+
+    def testForceBuild(self):
+        """The -f flag should force a rebuild"""
+        self._RunControl('-b', TEST_BRANCH)
+        self._make_calls = 0
+        self._RunControl('-b', TEST_BRANCH, '-f', clean_dir=False)
+        # Each board has a mrproper, config, and then one make per commit
+        self.assertEqual(self._make_calls, len(boards) * (self._commits + 2))
+
+    def testForceReconfigure(self):
+        """The -f flag should force a rebuild"""
+        self._RunControl('-b', TEST_BRANCH, '-C')
+        # Each commit has a mrproper, config and make
+        self.assertEqual(self._make_calls, len(boards) * self._commits * 3)
+
+    def testErrors(self):
+        """Test handling of build errors"""
+        self._error['board2', 1] = 'fred\n'
+        self._RunControl('-b', TEST_BRANCH)
+        self.assertEqual(self._builder.count, self._total_builds)
+        self.assertEqual(self._builder.fail, 1)
+
+        # Remove the error. This should have no effect since the commit will
+        # not be rebuilt
+        del self._error['board2', 1]
+        self._make_calls = 0
+        self._RunControl('-b', TEST_BRANCH, clean_dir=False)
+        self.assertEqual(self._builder.count, self._total_builds)
+        self.assertEqual(self._make_calls, 0)
+        self.assertEqual(self._builder.fail, 1)
+
+        # Now use the -F flag to force rebuild of the bad commit
+        self._RunControl('-b', TEST_BRANCH, '-F', clean_dir=False)
+        self.assertEqual(self._builder.count, self._total_builds)
+        self.assertEqual(self._builder.fail, 0)
+        self.assertEqual(self._make_calls, 3)
-- 
2.1.0.rc2.206.gedb03e5



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