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[Qemu-devel] [PATCH v3 08/20] build-system: add coverage-report target
From: |
Alex Bennée |
Subject: |
[Qemu-devel] [PATCH v3 08/20] build-system: add coverage-report target |
Date: |
Mon, 2 Jul 2018 15:30:09 +0100 |
This will build a coverage report under the current directory in
reports/coverage. At the users option a report can be generated by
directly invoking something like:
make foo/bar/coverage-report.html
Signed-off-by: Alex Bennée <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Tested-by: Philippe Mathieu-Daudé <address@hidden>
Reviewed-by: Daniel P. Berrangé <address@hidden>
---
v2
- s/generate/create/
---
Makefile | 13 +++++++++++++
docs/devel/testing.rst | 11 ++++++++---
2 files changed, 21 insertions(+), 3 deletions(-)
diff --git a/Makefile b/Makefile
index 2b3413a5ba..68af7b5d7c 100644
--- a/Makefile
+++ b/Makefile
@@ -986,6 +986,16 @@ docs/interop/qemu-qmp-ref.dvi
docs/interop/qemu-qmp-ref.html \
docs/interop/qemu-qmp-ref.txt docs/interop/qemu-qmp-ref.7: \
docs/interop/qemu-qmp-ref.texi docs/interop/qemu-qmp-qapi.texi
+# Reports/Analysis
+
+%/coverage-report.html:
+ @mkdir -p $*
+ $(call quiet-command,\
+ gcovr -p --html --html-details -o $@, \
+ "GEN", "coverage-report.html")
+
+.PHONY: coverage-report
+coverage-report: $(CURDIR)/reports/coverage/coverage-report.html
ifdef CONFIG_WIN32
@@ -1095,6 +1105,9 @@ endif
@echo 'Documentation targets:'
@echo ' html info pdf txt'
@echo ' - Build documentation in specified format'
+ifdef CONFIG_GCOV
+ @echo ' coverage-report - Create code coverage report'
+endif
@echo ''
ifdef CONFIG_WIN32
@echo 'Windows targets:'
diff --git a/docs/devel/testing.rst b/docs/devel/testing.rst
index 7f04ca104e..5e19cd50da 100644
--- a/docs/devel/testing.rst
+++ b/docs/devel/testing.rst
@@ -166,9 +166,14 @@ If you want to gather coverage information on a single
test the ``make
clean-coverage`` target can be used to delete any existing coverage
information before running a single test.
-Reports can be obtained by running ``gcov`` command
-on the output files under ``$build_dir/tests/``, please read the
-``gcov`` documentation for more information.
+You can generate a HTML coverage report by executing ``make
+coverage-report`` which will create
+./reports/coverage/coverage-report.html. If you want to create it
+elsewhere simply execute ``make /foo/bar/baz/coverage-report.html``.
+
+Further analysis can be conducted by running the ``gcov`` command
+directly on the various .gcda output files. Please read the ``gcov``
+documentation for more information.
QEMU iotests
============
--
2.17.1
- [Qemu-devel] [PATCH v3 01/20] travis: do not waste time cloning unused submodules, (continued)
- [Qemu-devel] [PATCH v3 01/20] travis: do not waste time cloning unused submodules, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 07/20] build-system: add clean-coverage target, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 13/20] docker: ubuntu: Use SDL2, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 10/20] linux-user: add gcov support to preexit_cleanup, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 09/20] linux-user: introduce preexit_cleanup, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 14/20] docker: Clean the MXE base image, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 08/20] build-system: add coverage-report target,
Alex Bennée <=
- [Qemu-devel] [PATCH v3 11/20] docker: filter out linux-user builds for mingw, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 20/20] docker: add linux-user powered cross builder for QEMU, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 16/20] docker: drop QEMU build-dep from bootstrap, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 12/20] docker: ubuntu: Update the package list before installing new ones, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 19/20] docker: add special rule for deboostrapped images, Alex Bennée, 2018/07/02
- [Qemu-devel] [PATCH v3 17/20] docker: debian-bootstrap.pre allow customising of variant/url, Alex Bennée, 2018/07/02