diff options
author | kmb <kmb@google.com> | 2018-02-20 15:30:22 -0800 |
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committer | Ivan Gavrilovic <gavra@google.com> | 2018-05-04 10:38:20 +0100 |
commit | cfff73917d13d5629fc6d247921e4db46fb841c8 (patch) | |
tree | 491797f4291022f5de42165f698b4a161a566aa2 /test/java/com/google/devtools/build/android | |
parent | f6818a14b59efd7e23b454669e4123d9c9ca4b7d (diff) | |
download | desugar-cfff73917d13d5629fc6d247921e4db46fb841c8.tar.gz |
Tool that scans a given Jar for references to select classes and outputs corresponding Proguard-style -keep rules
RELNOTES: None.
PiperOrigin-RevId: 186372769
GitOrigin-RevId: c1042f2adc55d040495a1159100146fad607d32a
Change-Id: I8c3509e9d48145cc90faa143016c3f2cb0d23c27
Diffstat (limited to 'test/java/com/google/devtools/build/android')
4 files changed, 182 insertions, 0 deletions
diff --git a/test/java/com/google/devtools/build/android/desugar/scan/test_keep_scanner.sh b/test/java/com/google/devtools/build/android/desugar/scan/test_keep_scanner.sh new file mode 100755 index 0000000..d42859f --- /dev/null +++ b/test/java/com/google/devtools/build/android/desugar/scan/test_keep_scanner.sh @@ -0,0 +1,27 @@ +#!/bin/bash +# +# Copyright 2018 The Bazel Authors. All rights reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +set -eux + +out=$(mktemp) +"$1" --input "$2" --keep_file "${out}" --prefix java/ + +if ! diff "$3" "${out}"; then + echo "Unexpected output" + cat "${out}" + rm "${out}" + exit 1 +fi +rm "${out}" diff --git a/test/java/com/google/devtools/build/android/desugar/scan/testdata/CollectionReferences.java b/test/java/com/google/devtools/build/android/desugar/scan/testdata/CollectionReferences.java new file mode 100644 index 0000000..482c32a --- /dev/null +++ b/test/java/com/google/devtools/build/android/desugar/scan/testdata/CollectionReferences.java @@ -0,0 +1,60 @@ +// Copyright 2018 The Bazel Authors. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +package com.google.devtools.build.android.desugar.scan.testdata; + +import java.util.AbstractList; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Date; +import java.util.LinkedList; +import java.util.List; + +/** Test data for {@code KeepScanner} with references to java.* */ +public class CollectionReferences { + + private final List<Date> dates; + + public CollectionReferences() { + dates = new ArrayList<>(7); + assert !(dates instanceof LinkedList); + } + + @SuppressWarnings("unchecked") + public void add(Date date) { + List<Date> l = (AbstractList<Date>) Collection.class.cast(dates); + l.add(date); + } + + public Date first() { + try { + return dates.get(0); + } catch (IndexOutOfBoundsException e) { + return null; + } + } + + public long min() { + long result = Long.MAX_VALUE; // compile-time constant, no ref + for (Date d : dates) { + if (d.getTime() < result) { + result = d.getTime(); + } + } + return result; + } + + static { + System.out.println("Hello!"); + } +} diff --git a/test/java/com/google/devtools/build/android/desugar/scan/testdata/OverlappingCollectionReferences.java b/test/java/com/google/devtools/build/android/desugar/scan/testdata/OverlappingCollectionReferences.java new file mode 100644 index 0000000..e743a0d --- /dev/null +++ b/test/java/com/google/devtools/build/android/desugar/scan/testdata/OverlappingCollectionReferences.java @@ -0,0 +1,49 @@ +// Copyright 2018 The Bazel Authors. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +package com.google.devtools.build.android.desugar.scan.testdata; + +import java.util.ArrayList; +import java.util.Date; + +/** Supplements {@link CollectionReferences} with additional and overlapping references to java.* */ +public class OverlappingCollectionReferences { + + private final ArrayList<Date> dates; + + public OverlappingCollectionReferences() { + dates = new ArrayList<>(); + } + + public void add(Date date) { + dates.add(date); + } + + public Date first() { + try { + return dates.get(0); + } catch (IndexOutOfBoundsException e) { + return null; + } + } + + public Date max() { + long result = Long.MIN_VALUE; // compile-time constant, no ref + for (Date d : dates) { + if (d.getTime() > result) { + result = d.getTime(); + } + } + return new Date(result); + } +} diff --git a/test/java/com/google/devtools/build/android/desugar/scan/testdata_golden.txt b/test/java/com/google/devtools/build/android/desugar/scan/testdata_golden.txt new file mode 100644 index 0000000..e4509b4 --- /dev/null +++ b/test/java/com/google/devtools/build/android/desugar/scan/testdata_golden.txt @@ -0,0 +1,46 @@ +-keep class java.io.PrintStream { + *** println(java.lang.String); +} +-keep class java.lang.AssertionError { + *** <init>(); +} +-keep class java.lang.Class { + *** cast(java.lang.Object); + *** desiredAssertionStatus(); +} +-keep class java.lang.IndexOutOfBoundsException { +} +-keep class java.lang.Object { + *** <init>(); +} +-keep class java.lang.String { +} +-keep class java.lang.System { + *** out; +} +-keep class java.util.AbstractList { +} +-keep class java.util.ArrayList { + *** <init>(); + *** <init>(int); + *** add(java.lang.Object); + *** get(int); + *** iterator(); +} +-keep class java.util.Collection { +} +-keep class java.util.Date { + *** <init>(long); + *** getTime(); +} +-keep class java.util.Iterator { + *** hasNext(); + *** next(); +} +-keep class java.util.LinkedList { +} +-keep class java.util.List { + *** add(java.lang.Object); + *** get(int); + *** iterator(); +} |