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Diffstat (limited to 'ldb/README_gcov.txt')
-rw-r--r-- | ldb/README_gcov.txt | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/ldb/README_gcov.txt b/ldb/README_gcov.txt deleted file mode 100644 index 2abd9378..00000000 --- a/ldb/README_gcov.txt +++ /dev/null @@ -1,29 +0,0 @@ -Here is how to use gcov to test code coverage in ldb. - -Step 1: build ldb with gcov enabled - - make clean all WITH_GCOV=1 - -Step 3: run the test suite - make test-tdb - -Step 4: produce the gcov report - make gcov - -Step 5: read the summary reports - less *.report.gcov - -Step 6: examine the per-file reports - less ldb_tdb\#ldb_tdb.c.gcov - -You can also combine steps 2 to 4 like this: - - make clean all test-tdb gcov WITH_GCOV=1 - -Note that you should not expect 100% coverage, as some error paths -(such as memory allocation failures) are very hard to trigger. There -are ways of working around this, but they are quite tricky (they -involve allocation wrappers that "fork and fail on malloc"). - -The lines to look for in the per-file reports are the ones starting -with "#####". Those are lines that are never executed. |