#!/bin/bash
#
# Copyright (C) 2010 The Android Open Source Project
#
# 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.

# The awk fun here tries to cull out all but the salient bits. The aim
# is to check to see that there are two invoke-static instructions, each
# followed directly by a move-result-object.

jasmin -d . blort.j
dx --debug --dex --dump-to=- --dump-method=blort.zorch --dump-width=200 \
    blort.class | awk '

BEGIN {
    invokeAt = -1;
    moveAt = -1;
    invokeCount = 0;
    failed = 0;
}

# Note: This has to be done before the test clause below.
/move-result-object/ {
    moveAt = NR;
}

(invokeAt > 0) {
    if (moveAt != (invokeAt + 1)) {
        failed = 1;
    }
    invokeAt = -1;
    moveAt = -1;
}

# Note: This has to be done after the test clause above.
/invoke-static/ {
    invokeAt = NR;
    invokeCount++;
}

END {
    printf("total invokes: %d\n", invokeCount);
    if (failed) {
        exit 1;
    }
}
'

if [ "$?" = "1" ]; then
    # The test failed. Be helpful and print the entire method body.
    dx --debug --dex --dump-to=- --dump-method=blort.zorch --dump-width=200 \
        blort.class
fi