Source code Coverage starts at early stage, covering execution not related to unit-testing, thus giving a base coverage percentage even if there if unit test is empty. This can lead to biased results.
Changing owner because he has already created a patch.
Coverage data reported even when no testcase is run: $ :~/poky/build> oe-selftest --run-tests sstate --coverage 2015-12-21 09:48:17,775 - selftest - INFO - Running bitbake -e to get BBPATH 2015-12-21 09:48:18,942 - selftest - INFO - Checking that everything is in order before running the tests 2015-12-21 09:48:20,132 - selftest - INFO - Running bitbake -p 2015-12-21 09:48:22,223 - selftest - INFO - Coverage is enabled 2015-12-21 09:48:25,755 - selftest - INFO - Loading tests from: oeqa.selftest.sstate 2015-12-21 09:48:25,756 - selftest - INFO - Adding: "include selftest.inc" in local.conf 2015-12-21 09:48:25,756 - selftest - INFO - Adding: "include bblayers.inc" in bblayers.conf ---------------------------------------------------------------------- Ran 0 tests in 0.000s OK 2015-12-21 09:48:25,756 - selftest - INFO - Finished 2015-12-21 09:48:25,756 - selftest - INFO - Coverage configuration file (/home/humberto/poky/build/.coveragerc) 2015-12-21 09:48:25,757 - selftest - INFO - =========================== 2015-12-21 09:48:25,757 - selftest - INFO - [run] data_file = /home/humberto/poky/build/.coverage.sstate branch = True source = /home/humberto/poky/meta /home/humberto/poky/meta-yocto /home/humberto/poky/meta-yocto-bsp /home/humberto/poky/meta-selftest /home/humberto/poky/scripts /home/humberto/poky/bitbake 2015-12-21 09:48:25,760 - selftest - INFO - Coverage Report 2015-12-21 09:48:25,760 - selftest - INFO - =============== 2015-12-21 09:48:31,107 - selftest - INFO - Name Stmts Miss Branch BrPart Cover ---------------------------------------------------------------------------------------------------- /home/humberto/poky/bitbake/bin/bitbake 23 8 4 2 63% /home/humberto/poky/bitbake/lib/bb/COW.py 226 142 70 6 32% /home/humberto/poky/bitbake/lib/bb/__init__.py 71 16 14 4 74% /home/humberto/poky/bitbake/lib/bb/build.py 498 417 170 3 14% /home/humberto/poky/bitbake/lib/bb/cache.py 541 470 223 3 10% /home/humberto/poky/bitbake/lib/bb/checksum.py 54 32 14 0 32% /home/humberto/poky/bitbake/lib/bb/codeparser.py 272 109 109 9 54% /home/humberto/poky/bitbake/lib/bb/command.py 255 168 30 0 31% /home/humberto/poky/bitbake/lib/bb/compat.py 2 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/cooker.py 1524 1308 644 16 12% /home/humberto/poky/bitbake/lib/bb/cookerdata.py 233 71 99 26 62% /home/humberto/poky/bitbake/lib/bb/daemonize.py 38 28 10 1 23% /home/humberto/poky/bitbake/lib/bb/data.py 287 219 134 4 20% /home/humberto/poky/bitbake/lib/bb/data_smart.py 726 201 394 41 70% /home/humberto/poky/bitbake/lib/bb/event.py 406 193 84 17 49% /home/humberto/poky/bitbake/lib/bb/exceptions.py 63 48 26 0 17% /home/humberto/poky/bitbake/lib/bb/fetch2/__init__.py 1097 923 511 2 11% /home/humberto/poky/bitbake/lib/bb/fetch2/bzr.py 68 49 14 0 23% /home/humberto/poky/bitbake/lib/bb/fetch2/clearcase.py 136 111 32 0 15% /home/humberto/poky/bitbake/lib/bb/fetch2/cvs.py 101 89 44 0 8% /home/humberto/poky/bitbake/lib/bb/fetch2/git.py 255 223 114 0 9% /home/humberto/poky/bitbake/lib/bb/fetch2/gitannex.py 42 29 6 0 27% /home/humberto/poky/bitbake/lib/bb/fetch2/gitsm.py 87 73 36 0 11% /home/humberto/poky/bitbake/lib/bb/fetch2/hg.py 159 131 56 0 13% /home/humberto/poky/bitbake/lib/bb/fetch2/local.py 75 58 26 0 17% /home/humberto/poky/bitbake/lib/bb/fetch2/osc.py 80 63 16 0 18% /home/humberto/poky/bitbake/lib/bb/fetch2/perforce.py 119 100 46 0 12% /home/humberto/poky/bitbake/lib/bb/fetch2/repo.py 45 32 10 0 24% /home/humberto/poky/bitbake/lib/bb/fetch2/sftp.py 41 27 10 0 27% /home/humberto/poky/bitbake/lib/bb/fetch2/ssh.py 42 29 8 0 26% /home/humberto/poky/bitbake/lib/bb/fetch2/svn.py 101 78 28 0 18% /home/humberto/poky/bitbake/lib/bb/fetch2/wget.py 296 266 112 0 7% /home/humberto/poky/bitbake/lib/bb/main.py 229 102 80 21 49% /home/humberto/poky/bitbake/lib/bb/methodpool.py 4 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/monitordisk.py 162 151 81 0 5% /home/humberto/poky/bitbake/lib/bb/msg.py 118 36 36 13 62% /home/humberto/poky/bitbake/lib/bb/namedtuple_with_abc.py 140 112 8 3 22% /home/humberto/poky/bitbake/lib/bb/parse/__init__.py 113 44 44 4 55% /home/humberto/poky/bitbake/lib/bb/parse/ast.py 342 130 104 4 60% /home/humberto/poky/bitbake/lib/bb/parse/parse_py/BBHandler.py 170 14 78 13 88% /home/humberto/poky/bitbake/lib/bb/parse/parse_py/ConfHandler.py 103 12 48 11 83% /home/humberto/poky/bitbake/lib/bb/parse/parse_py/__init__.py 5 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/persist_data.py 122 57 30 3 47% /home/humberto/poky/bitbake/lib/bb/process.py 113 81 54 4 22% /home/humberto/poky/bitbake/lib/bb/providers.py 229 208 116 0 6% /home/humberto/poky/bitbake/lib/bb/pysh/__init__.py 0 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/pysh/pyshlex.py 544 452 240 0 12% /home/humberto/poky/bitbake/lib/bb/pysh/pyshtables.py 18 0 8 0 100% /home/humberto/poky/bitbake/lib/bb/pysh/pyshyacc.py 426 315 134 0 20% /home/humberto/poky/bitbake/lib/bb/pysh/sherrors.py 19 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/runqueue.py 1558 1427 764 0 6% /home/humberto/poky/bitbake/lib/bb/server/__init__.py 32 8 0 0 75% /home/humberto/poky/bitbake/lib/bb/server/process.py 186 78 50 7 51% /home/humberto/poky/bitbake/lib/bb/server/xmlrpc.py 245 187 56 0 19% /home/humberto/poky/bitbake/lib/bb/siggen.py 411 346 214 1 11% /home/humberto/poky/bitbake/lib/bb/taskdata.py 424 386 252 0 6% /home/humberto/poky/bitbake/lib/bb/ui/__init__.py 0 0 0 0 100% /home/humberto/poky/bitbake/lib/bb/ui/knotty.py 443 294 204 45 32% /home/humberto/poky/bitbake/lib/bb/ui/uievent.py 88 72 18 0 15% /home/humberto/poky/bitbake/lib/bb/ui/uihelper.py 62 45 20 5 27% /home/humberto/poky/bitbake/lib/bb/utils.py 900 733 416 19 16% /home/humberto/poky/bitbake/lib/bs4/__init__.py 202 161 84 1 15% /home/humberto/poky/bitbake/lib/bs4/builder/__init__.py 142 70 42 1 42% /home/humberto/poky/bitbake/lib/bs4/builder/_html5lib.py 173 168 40 0 2% /home/humberto/poky/bitbake/lib/bs4/builder/_htmlparser.py 146 119 48 1 14% /home/humberto/poky/bitbake/lib/bs4/builder/_lxml.py 135 130 48 0 3% /home/humberto/poky/bitbake/lib/bs4/dammit.py 250 180 102 0 21% /home/humberto/poky/bitbake/lib/bs4/element.py 889 704 445 1 14% /home/humberto/poky/bitbake/lib/codegen.py 425 345 130 0 15% /home/humberto/poky/bitbake/lib/ply/__init__.py 1 0 0 0 100% /home/humberto/poky/bitbake/lib/ply/lex.py 664 605 300 1 6% /home/humberto/poky/bitbake/lib/ply/yacc.py 1816 930 818 104 50% /home/humberto/poky/bitbake/lib/progressbar.py 194 136 34 0 25% /home/humberto/poky/bitbake/lib/prserv/__init__.py 11 5 2 0 46% /home/humberto/poky/bitbake/lib/prserv/db.py 179 152 54 1 13% /home/humberto/poky/bitbake/lib/prserv/serv.py 330 273 56 1 15% /home/humberto/poky/bitbake/lib/pyinotify.py 942 614 319 22 30% /home/humberto/poky/meta/lib/oe/__init__.py 2 0 0 0 100% /home/humberto/poky/meta/lib/oe/cachedpath.py 144 122 60 0 11% /home/humberto/poky/meta/lib/oe/data.py 11 3 4 1 73% /home/humberto/poky/meta/lib/oe/lsb.py 68 47 41 4 25% /home/humberto/poky/meta/lib/oe/maketype.py 58 9 26 4 85% /home/humberto/poky/meta/lib/oe/package.py 88 84 34 0 3% /home/humberto/poky/meta/lib/oe/packagegroup.py 27 20 16 0 16% /home/humberto/poky/meta/lib/oe/path.py 134 112 58 0 11% /home/humberto/poky/meta/lib/oe/sstatesig.py 234 197 110 1 11% /home/humberto/poky/meta/lib/oe/types.py 80 53 28 2 27% /home/humberto/poky/meta/lib/oe/utils.py 176 135 68 2 19% /home/humberto/poky/scripts/oepydevshell-internal.py 73 73 16 0 2% /home/humberto/poky/scripts/opkg-query-helper.py 52 52 38 0 0% /home/humberto/poky/scripts/relocate_sdk.py 145 145 66 0 0% /home/humberto/poky/scripts/sysroot-relativelinks.py 21 21 12 0 0% ---------------------------------------------------------------------------------------------------- TOTAL 22981 16666 9248 434 24% 2015-12-21 09:48:31,107 - selftest - INFO - Removing the include from local.conf 2015-12-21 09:48:31,108 - selftest - INFO - Removing the include from bblayers.conf
Sent patch for review. http://lists.openembedded.org/pipermail/openembedded-core/2015-December/114611.html
Commit: 02d259c1f4d9cf19636867ebcabf8695cd79f797