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94 lines
3.7 KiB
94 lines
3.7 KiB
#!/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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