coverage

#!/bin/bash
# Test coverage
#
# An adaptation of Patrick Pellissier's script in MPFR

if [ $# -eq 0 ]; then
  echo "Usage: $0 srcdir [package [configure_options]]"
  exit 1;
fi

PKG_DIR="$1"
shift
if [ $PKG_DIR = "." ]; then
    PKG_DIR="$PWD"
fi

PKG=${1:-$(basename $PKG_DIR)}
shift

# Use svnversion instead of "svn info" due to mixed revisions.
# You may need to do a "svn update" first (see Subversion FAQ
# and/or "svnversion --help" output for more information).
if [ -z "$TESTNAME" ]; then
  TESTNAME="r$(svnversion "$PKG_DIR")";
fi
echo "$PKG $TESTNAME"

# Security note: it is important to exit if the directory cannot be
# created as it can already belongs to someone else. In particular,
# this is done by set -e.
set -e
TEST_DIR="/tmp/o$PKG-$USER"
echo "Erasing previous $TEST_DIR"
rm -rf "$TEST_DIR"
mkdir "$TEST_DIR"
cd $TEST_DIR
mkdir html
set +e

echo "Building $PKG"
$PKG_DIR/configure --disable-shared --enable-static $@ \
    CFLAGS="-fprofile-arcs -ftest-coverage -g"
make check -j -l 4

if [ -d $PKG_DIR/src ]; then
    lcov -o html/$PKG.capture -t "$TESTNAME" -d src -c
    lcov -o html/$PKG.info -e html/$PKG.capture "$PKG_DIR/src/*.c"
else
    lcov -o html/$PKG.capture -t "$TESTNAME" -d . -c
    lcov -o html/$PKG.0 -e html/$PKG.capture "$PKG_DIR/*.c"
    lcov -o html/$PKG.info -r html/$PKG.0 "*/tests/*"
fi
genhtml -output html -t "$TESTNAME" html/$PKG.info

echo "See results in "$TEST_DIR"/html/index.html"