t5300: abstract away SHA-1-specific constants

Adjust the test so that it computes variables for object IDs instead of
using hard-coded hashes.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh
index 65ff60f2ee9b4af61f3f2d7d0f889fc4529e2b60..9e66637a19e08821124abec704aee85a423e58a3 100755 (executable)
--- a/t/t5300-pack-object.sh
+++ b/t/t5300-pack-object.sh
@@ -466,9 +466,11 @@ test_expect_success !PTHREADS,C_LOCALE_OUTPUT 'pack-objects --threads=N or pack.
 
 test_expect_success \
     'fake a SHA1 hash collision' \
 
 test_expect_success \
     'fake a SHA1 hash collision' \

-    'test -f   .git/objects/c8/2de19312b6c3695c0c18f70709a6c535682a67 &&
-     cp -f     .git/objects/9d/235ed07cd19811a6ceb342de82f190e49c9f68 \
-               .git/objects/c8/2de19312b6c3695c0c18f70709a6c535682a67'
+    'long_a=$(git hash-object a | sed -e "s!^..!&/!") &&
+     long_b=$(git hash-object b | sed -e "s!^..!&/!") &&
+     test -f   .git/objects/$long_b &&
+     cp -f     .git/objects/$long_a \
+               .git/objects/$long_b'

 
 test_expect_success \
     'make sure index-pack detects the SHA1 collision' \
 
 test_expect_success \
     'make sure index-pack detects the SHA1 collision' \