[Reproducible-commits] [debbindiff] 06/06: Add tests for ELF comparators
Jérémy Bobbio
lunar at moszumanska.debian.org
Wed Jun 24 12:45:53 UTC 2015
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lunar pushed a commit to branch master
in repository debbindiff.
commit 8465b18fa4e250d0c37772937c66466df8b2a993
Author: Jérémy Bobbio <lunar at debian.org>
Date: Wed Jun 24 12:45:44 2015 +0000
Add tests for ELF comparators
---
tests/comparators/test_elf.py | 60 ++++++++++++++++++++++++++++++
tests/data/elf_lib_metadata_expected_diff | 3 ++
tests/data/elf_lib_objdump_expected_diff | 26 +++++++++++++
tests/data/elf_obj_expected_diff | 26 +++++++++++++
tests/data/test1.a | Bin 0 -> 1354 bytes
tests/data/test1.o | Bin 0 -> 1216 bytes
tests/data/test2.a | Bin 0 -> 1354 bytes
tests/data/test2.o | Bin 0 -> 1216 bytes
8 files changed, 115 insertions(+)
diff --git a/tests/comparators/test_elf.py b/tests/comparators/test_elf.py
new file mode 100644
index 0000000..718f1fe
--- /dev/null
+++ b/tests/comparators/test_elf.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# debbindiff: highlight differences between two builds of Debian packages
+#
+# Copyright © 2015 Jérémy Bobbio <lunar at debian.org>
+#
+# debbindiff is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# debbindiff is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with debbindiff. If not, see <http://www.gnu.org/licenses/>.
+
+import os.path
+import shutil
+import pytest
+from debbindiff.comparators.elf import compare_elf_files, compare_static_lib_files
+
+TEST_OBJ1_PATH = os.path.join(os.path.dirname(__file__), '../data/test1.o')
+TEST_OBJ2_PATH = os.path.join(os.path.dirname(__file__), '../data/test2.o')
+
+def test_obj_no_differences():
+ differences = compare_elf_files(TEST_OBJ1_PATH, TEST_OBJ1_PATH)
+ assert len(differences) == 0
+
+ at pytest.fixture
+def obj_differences():
+ return compare_elf_files(TEST_OBJ1_PATH, TEST_OBJ2_PATH)[0].details # skip container with path
+
+def test_diff(obj_differences):
+ assert len(obj_differences) == 1
+ expected_diff = open(os.path.join(os.path.dirname(__file__), '../data/elf_obj_expected_diff')).read()
+ assert obj_differences[0].unified_diff == expected_diff
+
+TEST_LIB1_PATH = os.path.join(os.path.dirname(__file__), '../data/test1.a')
+TEST_LIB2_PATH = os.path.join(os.path.dirname(__file__), '../data/test2.a')
+
+def test_lib_no_differences():
+ differences = compare_elf_files(TEST_LIB1_PATH, TEST_LIB1_PATH)
+ assert len(differences) == 0
+
+ at pytest.fixture
+def lib_differences():
+ return compare_static_lib_files(TEST_LIB1_PATH, TEST_LIB2_PATH)[0].details # skip container with path
+
+def test_lib_differences(lib_differences):
+ assert len(lib_differences) == 2
+ assert lib_differences[0].source1 == 'metadata'
+ expected_metadata_diff = open(os.path.join(os.path.dirname(__file__), '../data/elf_lib_metadata_expected_diff')).read()
+ assert lib_differences[0].unified_diff == expected_metadata_diff
+ assert 'objdump' in lib_differences[1].source1
+ expected_objdump_diff = open(os.path.join(os.path.dirname(__file__), '../data/elf_lib_objdump_expected_diff')).read()
+ assert lib_differences[1].unified_diff == expected_objdump_diff
diff --git a/tests/data/elf_lib_metadata_expected_diff b/tests/data/elf_lib_metadata_expected_diff
new file mode 100644
index 0000000..0df2063
--- /dev/null
+++ b/tests/data/elf_lib_metadata_expected_diff
@@ -0,0 +1,3 @@
+@@ -1 +1 @@
+-rw-r--r-- 1000/1000 1216 Jun 24 12:13 2015 test.o
++rw-r--r-- 1000/1000 1216 Jun 24 12:14 2015 test.o
diff --git a/tests/data/elf_lib_objdump_expected_diff b/tests/data/elf_lib_objdump_expected_diff
new file mode 100644
index 0000000..feaac29
--- /dev/null
+++ b/tests/data/elf_lib_objdump_expected_diff
@@ -0,0 +1,26 @@
+@@ -1,23 +1,23 @@
+ In archive:
+
+ test.o: file format elf64-x86-64
+
+ Contents of section .text:
+- 0000 554889e5 b82a0000 005dc3 UH...*...].
++ 0000 554889e5 b8ffffff ff5dc3 UH.......].
+ Contents of section .comment:
+ 0000 00474343 3a202844 65626961 6e20342e .GCC: (Debian 4.
+ 0010 372e322d 35292034 2e372e32 00 7.2-5) 4.7.2.
+ Contents of section .eh_frame:
+ 0000 14000000 00000000 017a5200 01781001 .........zR..x..
+ 0010 1b0c0708 90010000 1c000000 1c000000 ................
+ 0020 00000000 0b000000 00410e10 8602430d .........A....C.
+ 0030 06460c07 08000000 .F......
+
+ Disassembly of section .text:
+
+ 0000000000000000 <f>:
+ 0: 55 push %rbp
+ 1: 48 89 e5 mov %rsp,%rbp
+- 4: b8 2a 00 00 00 mov $0x2a,%eax
++ 4: b8 ff ff ff ff mov $0xffffffff,%eax
+ 9: 5d pop %rbp
+ a: c3 retq
diff --git a/tests/data/elf_obj_expected_diff b/tests/data/elf_obj_expected_diff
new file mode 100644
index 0000000..4d684f0
--- /dev/null
+++ b/tests/data/elf_obj_expected_diff
@@ -0,0 +1,26 @@
+@@ -1,22 +1,22 @@
+
+-test1.o: file format elf64-x86-64
++test2.o: file format elf64-x86-64
+
+ Contents of section .text:
+- 0000 554889e5 b82a0000 005dc3 UH...*...].
++ 0000 554889e5 b8ffffff ff5dc3 UH.......].
+ Contents of section .comment:
+ 0000 00474343 3a202844 65626961 6e20342e .GCC: (Debian 4.
+ 0010 372e322d 35292034 2e372e32 00 7.2-5) 4.7.2.
+ Contents of section .eh_frame:
+ 0000 14000000 00000000 017a5200 01781001 .........zR..x..
+ 0010 1b0c0708 90010000 1c000000 1c000000 ................
+ 0020 00000000 0b000000 00410e10 8602430d .........A....C.
+ 0030 06460c07 08000000 .F......
+
+ Disassembly of section .text:
+
+ 0000000000000000 <f>:
+ 0: 55 push %rbp
+ 1: 48 89 e5 mov %rsp,%rbp
+- 4: b8 2a 00 00 00 mov $0x2a,%eax
++ 4: b8 ff ff ff ff mov $0xffffffff,%eax
+ 9: 5d pop %rbp
+ a: c3 retq
diff --git a/tests/data/test1.a b/tests/data/test1.a
new file mode 100644
index 0000000..501ca17
Binary files /dev/null and b/tests/data/test1.a differ
diff --git a/tests/data/test1.o b/tests/data/test1.o
new file mode 100644
index 0000000..a94647d
Binary files /dev/null and b/tests/data/test1.o differ
diff --git a/tests/data/test2.a b/tests/data/test2.a
new file mode 100644
index 0000000..4d6f65a
Binary files /dev/null and b/tests/data/test2.a differ
diff --git a/tests/data/test2.o b/tests/data/test2.o
new file mode 100644
index 0000000..1e0bb82
Binary files /dev/null and b/tests/data/test2.o differ
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