From 0f95063acf9f23ae70e89e209828922af9820365 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@gytha>
Date: Sat, 26 Apr 2008 20:26:22 +0300
Subject: Changed Application.find_file_by_name to return file component, not
 tuple of its parts.

---
 obnam/app.py      | 11 +++--------
 obnam/appTests.py | 13 +++++++++++--
 2 files changed, 14 insertions(+), 10 deletions(-)

(limited to 'obnam')

diff --git a/obnam/app.py b/obnam/app.py
index 0d517462..60838202 100644
--- a/obnam/app.py
+++ b/obnam/app.py
@@ -192,20 +192,15 @@ class Application:
     def find_file_by_name(self, filename):
         """Find a backed up file given its filename.
         
-        Return tuple (STAT, CONTREF, SIGREF, DELTAREF), where the
-        references may be None, or None instead of the entire tuple
-        if no file with the given name could be found.
+        Return FILE component, or None if no file with the given name
+        could be found.
         
         """
         
         if self._filelist:
             fc = self._filelist.find(filename)
             if fc != None:
-                stat = fc.first_by_kind(obnam.cmp.STAT)
-                cont = fc.first_string_by_kind(obnam.cmp.CONTREF)
-                sig = fc.first_string_by_kind(obnam.cmp.SIGREF)
-                d = fc.first_string_by_kind(obnam.cmp.DELTAREF)
-                return obnam.cmp.parse_stat_component(stat), cont, sig, d
+                return fc
         
         return None
 
diff --git a/obnam/appTests.py b/obnam/appTests.py
index 7a52b362..ecac4ca6 100644
--- a/obnam/appTests.py
+++ b/obnam/appTests.py
@@ -551,8 +551,17 @@ class ApplicationFindFileByNameTests(unittest.TestCase):
         filelist = obnam.filelist.Filelist()
         filelist.add_file_component("pink", fc)
         self.app.set_prevgen_filelist(filelist)
-        self.failUnlessEqual(self.app.find_file_by_name("pink"),
-                             (stat, "contref", "sigref", "deltaref"))
+        file = self.app.find_file_by_name("pink")
+        self.failUnlessEqual(
+            obnam.cmp.parse_stat_component(
+                file.first_by_kind(obnam.cmp.STAT)), 
+            stat)
+        self.failUnlessEqual(file.first_string_by_kind(obnam.cmp.CONTREF),
+                             "contref")
+        self.failUnlessEqual(file.first_string_by_kind(obnam.cmp.SIGREF),
+                             "sigref")
+        self.failUnlessEqual(file.first_string_by_kind(obnam.cmp.DELTAREF),
+                             "deltaref")
 
     def testFindsNoFileInfoInFilelistForNonexistingFile(self):
         filelist = obnam.filelist.Filelist()
-- 
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