# HG changeset patch
# User Sune Foldager <cryo@cyanite.org>
# Date 2009-12-03 10:06:55
# Node ID 2770d03ae49fb17429bf1bc8a92f7d4ca10b0aea
# Parent  eba6c8687fd2b105e46368661dc11277d21ae49a

handle file URIs correctly, according to RFC 2396 (issue1153)

The new code aims to implement the RFC correctly for file URIs.
Previously they were handled incorrectly in several ways, which
could cause problem on Windows in particular.

diff --git a/mercurial/util.py b/mercurial/util.py
--- a/mercurial/util.py
+++ b/mercurial/util.py
@@ -1197,7 +1197,19 @@ def drop_scheme(scheme, path):
     if path.startswith(sc):
         path = path[len(sc):]
         if path.startswith('//'):
-            path = path[2:]
+            if scheme == 'file':
+                i = path.find('/', 2)
+                if i == -1:
+                    return ''
+                # On Windows, absolute paths are rooted at the current drive
+                # root. On POSIX they are rooted at the file system root.
+                if os.name == 'nt':
+                    droot = os.path.splitdrive(os.getcwd())[0] + '/'
+                    path = os.path.join(droot, path[i+1:])
+                else:
+                    path = path[i:]
+            else:
+                path = path[2:]
     return path
 
 def uirepr(s):
diff --git a/tests/test-clone b/tests/test-clone
--- a/tests/test-clone
+++ b/tests/test-clone
@@ -44,10 +44,10 @@ cd a
 hg cat a
 
 echo
-echo % "check that we drop the file:// from the path before"
+echo % "check that we drop the file: from the path before"
 echo % "writing the .hgrc"
 cd ../..
-hg clone file://a e
+hg clone file:a e
 grep 'file:' e/.hg/hgrc
 
 echo
diff --git a/tests/test-clone.out b/tests/test-clone.out
--- a/tests/test-clone.out
+++ b/tests/test-clone.out
@@ -29,7 +29,7 @@ updating to branch default
 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
 a
 
-% check that we drop the file:// from the path before
+% check that we drop the file: from the path before
 % writing the .hgrc
 updating to branch default
 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
diff --git a/tests/test-pull b/tests/test-pull
--- a/tests/test-pull
+++ b/tests/test-pull
@@ -24,3 +24,8 @@ cd ..
 hg init empty
 cd empty
 hg pull -u ../test
+
+echo % test file: uri handling
+hg pull -q file://../test-doesnt-exist
+hg pull -q file:../test
+hg pull -q file://foobar`pwd`/../test
diff --git a/tests/test-pull.out b/tests/test-pull.out
--- a/tests/test-pull.out
+++ b/tests/test-pull.out
@@ -30,3 +30,5 @@ adding manifests
 adding file changes
 added 1 changesets with 1 changes to 1 files
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+% test file: uri handling
+abort: repository /test-doesnt-exist not found!