Revert "Revert "delete old things!""

gm/tests/run.sh

-#!/bin/bash
-
-# Self-tests for gm, based on tools/tests/run.sh
-#
-# These tests are run by the Skia_PerCommit_House_Keeping bot at every commit,
-# so make sure that they still pass when you make changes to gm!
-#
-# To generate new baselines when gm behavior changes, run gm/tests/rebaseline.sh
-#
-# TODO: because this is written as a shell script (instead of, say, Python)
-# it only runs on Linux and Mac.
-# See https://code.google.com/p/skia/issues/detail?id=677
-# ('make tools/tests/run.sh work cross-platform')
-# Ideally, these tests should pass on all development platforms...
-# otherwise, how can developers be expected to test them before committing a
-# change?
-
-# cd into .../trunk so all the paths will work
-cd $(dirname $0)/../..
-
-# TODO(epoger): make it look in Release and/or Debug
-GM_BINARY=out/Debug/gm
-
-OUTPUT_ACTUAL_SUBDIR=output-actual
-OUTPUT_EXPECTED_SUBDIR=output-expected
-CONFIGS="--config 8888 565"
-
-ENCOUNTERED_ANY_ERRORS=0
-
-# Compare contents of all files within directories $1 and $2,
-# EXCEPT for any dotfiles.
-# If there are any differences, a description is written to stdout and
-# we exit with a nonzero return value.
-# Otherwise, we write nothing to stdout and return.
-function compare_directories {
-  if [ $# != 2 ]; then
-    echo "compare_directories requires exactly 2 parameters, got $#"
-    exit 1
-  fi
-  diff -r --exclude=.* $1 $2
-  if [ $? != 0 ]; then
-    echo "failed in: compare_directories $1 $2"
-    ENCOUNTERED_ANY_ERRORS=1
-  fi
-}
-
-# Run a command, and validate that it succeeds (returns 0).
-function assert_passes {
-  COMMAND="$1"
-  echo
-  echo "assert_passes $COMMAND ..."
-  $COMMAND
-  if [ $? != 0 ]; then
-    echo "This command was supposed to pass, but failed: [$COMMAND]"
-    ENCOUNTERED_ANY_ERRORS=1
-  fi
-}
-
-# Run a command, and validate that it fails (returns nonzero).
-function assert_fails {
-  COMMAND="$1"
-  echo
-  echo "assert_fails $COMMAND ..."
-  $COMMAND
-  if [ $? == 0 ]; then
-    echo "This command was supposed to fail, but passed: [$COMMAND]"
-    ENCOUNTERED_ANY_ERRORS=1
-  fi
-}
-
-# Run gm...
-# - with the arguments in $1
-# - writing json summary into $2/$OUTPUT_ACTUAL_SUBDIR/json-summary.txt
-# - writing return value into $2/$OUTPUT_ACTUAL_SUBDIR/return_value
-# Then compare all of those against $2/$OUTPUT_EXPECTED_SUBDIR .
-function gm_test {
-  if [ $# != 2 ]; then
-    echo "gm_test requires exactly 2 parameters, got $#"
-    exit 1
-  fi
-  GM_ARGS="$1"
-  ACTUAL_OUTPUT_DIR="$2/$OUTPUT_ACTUAL_SUBDIR"
-  EXPECTED_OUTPUT_DIR="$2/$OUTPUT_EXPECTED_SUBDIR"
-  JSON_SUMMARY_FILE="$ACTUAL_OUTPUT_DIR/json-summary.txt"
-
-  rm -rf $ACTUAL_OUTPUT_DIR
-  mkdir -p $ACTUAL_OUTPUT_DIR
-
-  COMMAND="$GM_BINARY $GM_ARGS --writeJsonSummaryPath $JSON_SUMMARY_FILE --writePath $ACTUAL_OUTPUT_DIR/writePath --mismatchPath $ACTUAL_OUTPUT_DIR/mismatchPath --missingExpectationsPath $ACTUAL_OUTPUT_DIR/missingExpectationsPath"
-
-  $COMMAND
-  echo $? >$ACTUAL_OUTPUT_DIR/return_value
-
-  # Replace image file contents with just the filename, for two reasons:
-  # 1. Image file encoding may vary by platform
-  # 2. https://code.google.com/p/chromium/issues/detail?id=169600
-  #    ('gcl/upload.py fail to upload binary files to rietveld')
-  for IMAGEFILE in $(find $ACTUAL_OUTPUT_DIR -name \*.png); do
-    echo "[contents of $IMAGEFILE]" >$IMAGEFILE
-  done
-  for IMAGEFILE in $(find $ACTUAL_OUTPUT_DIR -name \*.pdf); do
-    echo "[contents of $IMAGEFILE]" >$IMAGEFILE
-  done
-
-  # Add a file to any empty subdirectories.
-  for DIR in $(find $ACTUAL_OUTPUT_DIR -mindepth 1 -type d); do
-    echo "Created additional file to make sure directory isn't empty, because self-test cannot handle empty directories." >$DIR/bogusfile
-  done
-
-  compare_directories $EXPECTED_OUTPUT_DIR $ACTUAL_OUTPUT_DIR
-}
-
-# Swap contents of two files at paths $1 and $2.
-function swap_files {
-  if [ $# != 2 ]; then
-    echo "swap_files requires exactly 2 parameters, got $#"
-    exit 1
-  fi
-  mv "$1" "$1.tmp"
-  mv "$2" "$1"
-  mv "$1.tmp" "$2"
-}
-
-# Create input dir (at path $1) with expectations (both image and json)
-# that gm will match or mismatch as appropriate.
-#
-# We used to check these files into SVN, but then we needed to rebaseline them
-# when our drawing changed at all... so, as proposed in
-# http://code.google.com/p/skia/issues/detail?id=1068 , we generate them
-# new each time.
-function create_inputs_dir {
-  if [ $# != 1 ]; then
-    echo "create_inputs_dir requires exactly 1 parameter, got $#"
-    exit 1
-  fi
-  INPUTS_DIR="$1"
-  IMAGES_DIR=$INPUTS_DIR/images
-  JSON_DIR=$INPUTS_DIR/json
-  mkdir -p $IMAGES_DIR $JSON_DIR
-
-  THIS_IMAGE_DIR=$IMAGES_DIR/identical-bytes
-  mkdir -p $THIS_IMAGE_DIR
-  # Run GM to write out the images actually generated.
-  $GM_BINARY --hierarchy --match selftest1 $CONFIGS -w $THIS_IMAGE_DIR
-  # Run GM again to read in those images and write them out as a JSON summary.
-  $GM_BINARY --hierarchy --match selftest1 $CONFIGS -r $THIS_IMAGE_DIR \
-    --writeJsonSummaryPath $JSON_DIR/identical-bytes.json
-
-  THIS_IMAGE_DIR=$IMAGES_DIR/identical-pixels
-  mkdir -p $THIS_IMAGE_DIR
-  $GM_BINARY --hierarchy --match selftest1 $CONFIGS -w $THIS_IMAGE_DIR
-  echo "more bytes that do not change the image pixels" \
-    >> $THIS_IMAGE_DIR/8888/selftest1.png
-  echo "more bytes that do not change the image pixels" \
-    >> $THIS_IMAGE_DIR/565/selftest1.png
-  $GM_BINARY --hierarchy --match selftest1 $CONFIGS -r $THIS_IMAGE_DIR \
-    --writeJsonSummaryPath $JSON_DIR/identical-pixels.json
-
-  THIS_IMAGE_DIR=$IMAGES_DIR/different-pixels
-  mkdir -p $THIS_IMAGE_DIR
-  $GM_BINARY --hierarchy --match selftest $CONFIGS -w $THIS_IMAGE_DIR
-  swap_files $THIS_IMAGE_DIR/8888/selftest2.png $THIS_IMAGE_DIR/8888/selftest1.png
-  swap_files $THIS_IMAGE_DIR/565/selftest2.png  $THIS_IMAGE_DIR/565/selftest1.png
-  $GM_BINARY --hierarchy --match selftest $CONFIGS -r $THIS_IMAGE_DIR \
-    --writeJsonSummaryPath $JSON_DIR/different-pixels.json
-
-  # Create another JSON expectations file which is identical to
-  # different-pixels.json, but in which the *first* ignore-failure is changed
-  # from false to true.
-  OLD='"ignore-failure" : false'
-  NEW='"ignore-failure" : true'
-  sed -e "0,/$OLD/{s/$OLD/$NEW/}" $JSON_DIR/different-pixels.json \
-      >$JSON_DIR/different-pixels-ignore-some-failures.json
-
-  THIS_IMAGE_DIR=$IMAGES_DIR/different-pixels-no-hierarchy
-  mkdir -p $THIS_IMAGE_DIR
-  $GM_BINARY --match selftest2 $CONFIGS -w $THIS_IMAGE_DIR
-  mv $THIS_IMAGE_DIR/selftest2_8888.png $THIS_IMAGE_DIR/selftest1_8888.png
-  mv $THIS_IMAGE_DIR/selftest2_565.png  $THIS_IMAGE_DIR/selftest1_565.png
-  $GM_BINARY --match selftest1 $CONFIGS -r $THIS_IMAGE_DIR \
-    --writeJsonSummaryPath $JSON_DIR/different-pixels-no-hierarchy.json
-
-  mkdir -p $IMAGES_DIR/empty-dir
-
-  echo "# Comment line" >$GM_IGNORE_FAILURES_FILE
-  echo "" >>$GM_IGNORE_FAILURES_FILE
-  echo "# ignore any runs of the 'selftest1' test" >>$GM_IGNORE_FAILURES_FILE
-  echo "selftest1" >>$GM_IGNORE_FAILURES_FILE
-  echo "" >>$GM_IGNORE_FAILURES_FILE
-  echo "# make sure we don't do partial matches (should NOT ignore 'selftest2' runs)" >>$GM_IGNORE_FAILURES_FILE
-  echo "selftest" >>$GM_IGNORE_FAILURES_FILE
-}
-
-GM_TESTDIR=gm/tests
-GM_INPUTS=$GM_TESTDIR/inputs
-GM_OUTPUTS=$GM_TESTDIR/outputs
-GM_TEMPFILES=$GM_TESTDIR/tempfiles
-GM_IGNORE_FAILURES_FILE=$GM_INPUTS/ignored-tests.txt
-
-create_inputs_dir $GM_INPUTS
-
-# Compare generated image against an input image file with identical bytes.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/identical-bytes" "$GM_OUTPUTS/compared-against-identical-bytes-images"
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/identical-bytes.json" "$GM_OUTPUTS/compared-against-identical-bytes-json"
-
-# Compare generated image against an input image file with identical pixels but different PNG encoding.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/identical-pixels" "$GM_OUTPUTS/compared-against-identical-pixels-images"
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/identical-pixels.json" "$GM_OUTPUTS/compared-against-identical-pixels-json"
-
-# Compare generated image against an input image file with different pixels.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/different-pixels" "$GM_OUTPUTS/compared-against-different-pixels-images"
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/different-pixels.json" "$GM_OUTPUTS/compared-against-different-pixels-json"
-
-# Exercise --ignoreFailuresFile flag.
-# This should run two GM tests: selftest1 and selftest2.
-# Failures in selftest1 should be ignored, but failures in selftest2 should not.
-gm_test "--verbose --hierarchy --match selftest --ignoreFailuresFile $GM_IGNORE_FAILURES_FILE $CONFIGS -r $GM_INPUTS/json/different-pixels.json" "$GM_OUTPUTS/ignoring-one-test"
-
-# Compare different pixels, but with a SUBSET of the expectations marked as
-# ignore-failure.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/different-pixels-ignore-some-failures.json" "$GM_OUTPUTS/ignoring-some-failures"
-
-# Compare generated image against an empty "expected image" dir.
-# Even the tests that have been marked as ignore-failure (selftest1) should
-# show up as no-comparison.
-gm_test "--verbose --hierarchy --match selftest --ignoreFailuresFile $GM_IGNORE_FAILURES_FILE $CONFIGS -r $GM_INPUTS/images/empty-dir" "$GM_OUTPUTS/compared-against-empty-dir"
-
-# Compare generated image against a nonexistent "expected image" dir.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r ../path/to/nowhere" "$GM_OUTPUTS/compared-against-nonexistent-dir"
-
-# Compare generated image against an empty "expected image" dir, but NOT in verbose mode.
-gm_test "--hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/empty-dir" "$GM_OUTPUTS/nonverbose"
-
-# Add pdf to the list of configs.
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS pdf -r $GM_INPUTS/json/identical-bytes.json" "$GM_OUTPUTS/add-config-pdf"
-
-# Test what happens if run without -r (no expected-results.json to compare
-# against).
-gm_test "--verbose --hierarchy --match selftest1 $CONFIGS" "$GM_OUTPUTS/no-readpath"
-
-# Test what happens if a subset of the renderModes fail (e.g. pipe)
-gm_test "--pipe --simulatePipePlaybackFailure --verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/identical-pixels.json" "$GM_OUTPUTS/pipe-playback-failure"
-
-# Confirm that IntentionallySkipped tests are recorded as such.
-gm_test "--verbose --hierarchy --match selftest1 selftest2 $CONFIGS" "$GM_OUTPUTS/intentionally-skipped-tests"
-
-# Ignore some error types (including ExpectationsMismatch)
-gm_test "--ignoreErrorTypes ExpectationsMismatch NoGpuContext --verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/different-pixels.json" "$GM_OUTPUTS/ignore-expectations-mismatch"
-
-# Test non-hierarchical mode.
-gm_test "--verbose --match selftest1 $CONFIGS -r $GM_INPUTS/json/different-pixels-no-hierarchy.json" "$GM_OUTPUTS/no-hierarchy"
-
-# Try writing out actual images using checksum-based filenames, like we do when
-# uploading to Google Storage.
-gm_test "--verbose --writeChecksumBasedFilenames --match selftest1 $CONFIGS -r $GM_INPUTS/json/different-pixels-no-hierarchy.json" "$GM_OUTPUTS/checksum-based-filenames"
-
-# Exercise display_json_results.py
-PASSING_CASES="compared-against-identical-bytes-json compared-against-identical-pixels-json"
-FAILING_CASES="compared-against-different-pixels-json"
-for CASE in $PASSING_CASES; do
-  assert_passes "python gm/display_json_results.py $GM_OUTPUTS/$CASE/$OUTPUT_EXPECTED_SUBDIR/json-summary.txt"
-done
-for CASE in $FAILING_CASES; do
-  assert_fails "python gm/display_json_results.py $GM_OUTPUTS/$CASE/$OUTPUT_EXPECTED_SUBDIR/json-summary.txt"
-done
-
-# Exercise all Python unittests.
-assert_passes "python gm/test_all.py"
-
-echo
-if [ $ENCOUNTERED_ANY_ERRORS == 0 ]; then
-  echo "All tests passed."
-  exit 0
-else
-  echo "Some tests failed."
-  exit 1
-fi