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95 lines
3.7 KiB
95 lines
3.7 KiB
![]()
4 years ago
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#!/bin/sh
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# Copyright (c) 2008, Google Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# ---
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# Author: Craig Silverstein
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#
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# This is a test that tcmalloc creates, and pprof reads, sampling data
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# correctly: both for the heap profile (ReadStackTraces) and for
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# growth in the heap sized (ReadGrowthStackTraces).
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BINDIR="${BINDIR:-.}"
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PPROF_PATH="${PPROF_PATH:-$BINDIR/src/pprof}"
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if [ "x$1" = "x-h" -o "x$1" = "x--help" ]; then
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echo "USAGE: $0 [unittest dir] [path to pprof]"
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echo " By default, unittest_dir=$BINDIR, pprof_path=$PPROF_PATH"
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exit 1
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fi
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SAMPLING_TEST="${1:-$BINDIR/sampling_test}"
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PPROF="${2:-$PPROF_PATH}"
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OUTDIR="/tmp/sampling_test_dir"
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# libtool is annoying, and puts the actual executable in a different
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# directory, replacing the seeming-executable with a shell script.
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# We use the error output of sampling_test to indicate its real location
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SAMPLING_TEST_BINARY=`"$SAMPLING_TEST" 2>&1 | awk '/USAGE/ {print $2; exit;}'`
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# A kludge for cygwin. Unfortunately, 'test -f' says that 'foo' exists
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# even when it doesn't, and only foo.exe exists. Other unix utilities
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# (like nm) need you to say 'foo.exe'. We use one such utility, cat, to
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# see what the *real* binary name is.
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if ! cat "$SAMPLING_TEST_BINARY" >/dev/null 2>&1; then
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SAMPLING_TEST_BINARY="$SAMPLING_TEST_BINARY".exe
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fi
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die() { # runs the command given as arguments, and then dies.
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echo "FAILED. Output from $@"
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echo "----"
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"$@"
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echo "----"
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exit 1
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}
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rm -rf "$OUTDIR" || die "Unable to delete $OUTDIR"
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mkdir "$OUTDIR" || die "Unable to create $OUTDIR"
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# This puts the output into out.heap and out.growth. It allocates
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# 8*10^7 bytes of memory, which is 76M. Because we sample, the
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# estimate may be a bit high or a bit low: we accept anything from
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# 50M to 99M.
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"$SAMPLING_TEST" "$OUTDIR/out"
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echo "Testing heap output..."
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"$PPROF" --text "$SAMPLING_TEST_BINARY" "$OUTDIR/out.heap" \
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| grep '[5-9][0-9]\.[0-9][ 0-9.%]*_*AllocateAllocate' >/dev/null \
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|| die "$PPROF" --text "$SAMPLING_TEST_BINARY" "$OUTDIR/out.heap"
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echo "OK"
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echo "Testing growth output..."
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"$PPROF" --text "$SAMPLING_TEST_BINARY" "$OUTDIR/out.growth" \
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| grep '[5-9][0-9]\.[0-9][ 0-9.%]*_*AllocateAllocate' >/dev/null \
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|| die "$PPROF" --text "$SAMPLING_TEST_BINARY" "$OUTDIR/out.growth"
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echo "OK"
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echo "PASS"
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