Fixes #85: prevent reload from moving .gitignore away

gitFunctions.py

@@ -191,14 +191,17 @@ def promotebranchtomaster(branchname):
             shouter.shout("Branch %s couldnt get renamed to master, please do that on your own" % branchname)
             return 1  # branch couldnt get renamed
 
+    @staticmethod
+    def get_untracked_statuszlines():
+        return shell.getoutput("git status --untracked-files=all -z", stripped=False)
+
+
     @staticmethod
     def handleignore():
         """
         check untracked files and handle both global and local ignores
         """
-        # make sure we see all untracked files:
-        lines = shell.getoutput("git status --untracked-files=all -z", stripped=False)
-        repositoryfiles = Commiter.splitoutputofgitstatusz(lines)
+        repositoryfiles = Commiter.splitoutputofgitstatusz(Commiter.get_untracked_statuszlines())
         Commiter.ignoreextensions(repositoryfiles)
         Commiter.ignorejazzignore(repositoryfiles)
 
@@ -267,6 +270,24 @@ def translatejazzignore(jazzignorelines):
                     gitignorelines.append(gitignoreline)
         return gitignorelines
 
+    @staticmethod
+    def restore_shed_gitignore(statuszlines):
+        """
+        If a force reload of the RTC workspace sheds .gitignore files away, we need to restore them.
+        In this case they are marked as deletions from git.
+
+        :param statuszlines: the git status z output lines
+        """
+        gitignore = ".gitignore"
+        gitignorelen = len(gitignore)
+        deletedfiles = Commiter.splitoutputofgitstatusz(statuszlines, " D ")
+        for deletedfile in deletedfiles:
+            if deletedfile[-gitignorelen:] == gitignore:
+                # only restore .gitignore if sibling .jazzignore still exists
+                jazzignorefile = deletedfile[:-gitignorelen] + ".jazzignore"
+                if os.path.exists(jazzignorefile):
+                    shell.execute("git checkout -- %s" % deletedfile)
+
     @staticmethod
     def ignorejazzignore(repositoryfiles):
         """

rtcFunctions.py

@@ -60,6 +60,8 @@ def load(self):
         shouter.shout("Start (re)loading current workspace: " + command)
         shell.execute(command)
         shouter.shout("Load of workspace finished")
+        Commiter.restore_shed_gitignore(Commiter.get_untracked_statuszlines())
+
 
     def setcomponentstobaseline(self, componentbaselineentries, streamuuid):
         for entry in componentbaselineentries:

tests/test_gitFunctions.py

@@ -1,7 +1,7 @@
 import unittest
 import os
 import time
-from unittest.mock import patch
+from unittest.mock import patch, call
 import datetime
 
 import shell
@@ -171,7 +171,7 @@ def test_CopyBranch_TargetAlreadyExist_ShouldFail(self):
     def test_splitoutputofgitstatusz(self):
         with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
             repositoryfiles = Commiter.splitoutputofgitstatusz(file.readlines())
-            self.assertEqual(13, len(repositoryfiles))
+            self.assertEqual(15, len(repositoryfiles))
             self.assertEqual('project1/src/tobedeleted.txt', repositoryfiles[0])
             self.assertEqual('project2/src/taka.txt', repositoryfiles[1])
             self.assertEqual('project1/src/taka.txt', repositoryfiles[2]) # rename continuation would bite here
@@ -185,13 +185,23 @@ def test_splitoutputofgitstatusz(self):
             self.assertEqual('project1/src/sub/kling |and| klong.zip', repositoryfiles[10])
             self.assertEqual('project1/src/sub/klingklong.zip', repositoryfiles[11])
             self.assertEqual('project1/src/sub/.jazzignore', repositoryfiles[12])
+            self.assertEqual('project1/src/.gitignore', repositoryfiles[13])
+            self.assertEqual('project1/src/sub/.gitignore', repositoryfiles[14])
 
     def test_splitoutputofgitstatusz_filterprefix_A(self):
         with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
             repositoryfiles = Commiter.splitoutputofgitstatusz(file.readlines(), 'A  ')
             self.assertEqual(1, len(repositoryfiles))
             self.assertEqual('project1/src/tobedeleted.txt', repositoryfiles[0])
 
+    def test_splitoutputofgitstatusz_filterprefix_D(self):
+        with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
+            repositoryfiles = Commiter.splitoutputofgitstatusz(file.readlines(), ' D ')
+            self.assertEqual(3, len(repositoryfiles))
+            self.assertEqual('project1/src/sub/.jazzignore', repositoryfiles[0])
+            self.assertEqual('project1/src/.gitignore', repositoryfiles[1])
+            self.assertEqual('project1/src/sub/.gitignore', repositoryfiles[2])
+
     def test_splitoutputofgitstatusz_filterprefix_double_question(self):
         with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
             repositoryfiles = Commiter.splitoutputofgitstatusz(file.readlines(), '?? ')
@@ -204,6 +214,22 @@ def test_splitoutputofgitstatusz_filterprefix_double_question(self):
             self.assertEqual('project1/src/sub/kling |and| klong.zip', repositoryfiles[5])
             self.assertEqual('project1/src/sub/klingklong.zip', repositoryfiles[6])
 
+    @patch('gitFunctions.shell')
+    def test_restore_shed_gitignore_with_sibling_jazzignore(self, shellmock):
+        with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
+            with patch('os.path.exists', return_value=True): # answer inquries for sibling .jazzignore with True
+                Commiter.restore_shed_gitignore(file.readlines())
+                calls = [call.execute('git checkout -- project1/src/.gitignore'), call.execute('git checkout -- project1/src/sub/.gitignore')]
+                shellmock.assert_has_calls(calls)
+
+    @patch('gitFunctions.shell')
+    def test_restore_shed_gitignore_without_sibling_jazzignore(self, shellmock):
+        with open(testhelper.getrelativefilename('./resources/test_ignore_git_status_z.txt'), 'r') as file:
+            with patch('os.path.exists', return_value=True): # answer inquries for sibling .jazzignore with False
+                Commiter.restore_shed_gitignore(file.readlines())
+                calls = [] # if there are no siblings, we are not allowed to checkout
+                shellmock.assert_has_calls(calls)
+
     def test_handleignore_global_extensions(self):
         with testhelper.mkchdir("aFolder") as folder:
             # create test repo
@@ -374,7 +400,6 @@ def test_translatejazzignore(self):
             expectedlines = gitignore.readlines()
         self.assertEqual(expectedlines, Commiter.translatejazzignore(inputlines))
 
-
     def simulateCreationAndRenameInGitRepo(self, originalfilename, newfilename):
         open(originalfilename, 'a').close()  # create file
         Initializer.initialcommit()

tests/test_rtcFunctions.py

@@ -1,6 +1,6 @@
 import unittest
 import os
-from unittest.mock import patch
+from unittest.mock import patch, call
 
 import configuration
 import shell
@@ -236,22 +236,29 @@ def test_useragreeing_answeris_n_expectfalseandexception(self, inputmock):
             self.assertEqual("Please check the output/log and rerun program with resume", e.code)
 
     @patch('rtcFunctions.shell')
-    def test_load(self, shellmock):
+    @patch('rtcFunctions.Commiter')
+    def test_load(self, commitermock, shellmock):
         anyurl = "anyUrl"
         config = self.configBuilder.setrepourl(anyurl).setworkspace(self.workspace).build()
         configuration.config = config
         WorkspaceHandler().load()
         expected_load_command = "lscm load -r %s %s --force" % (anyurl, self.workspace)
         shellmock.execute.assert_called_once_with(expected_load_command)
+        calls = [call.get_untracked_statuszlines(), call.restore_shed_gitignore(commitermock.get_untracked_statuszlines())]
+        commitermock.assert_has_calls(calls)
 
     @patch('rtcFunctions.shell')
-    def test_load_includecomponentroots(self, shellmock):
+    @patch('rtcFunctions.Commiter')
+    def test_load_includecomponentroots(self, commitermock, shellmock):
         anyurl = "anyUrl"
         config = self.configBuilder.setrepourl(anyurl).setworkspace(self.workspace).setincludecomponentroots("True").build()
         configuration.config = config
         WorkspaceHandler().load()
         expected_load_command = "lscm load -r %s %s --force --include-root" % (anyurl, self.workspace)
         shellmock.execute.assert_called_once_with(expected_load_command)
+        shellmock.execute.assert_called_once_with(expected_load_command)
+        calls = [call.get_untracked_statuszlines(), call.restore_shed_gitignore(commitermock.get_untracked_statuszlines())]
+        commitermock.assert_has_calls(calls)
 
     def test_CreateChangeEntry_minimal(self):
         revision="anyRevisionId"