auto import from //depot/cupcake/@135843
diff --git a/amend/tests/one-test b/amend/tests/one-test
new file mode 100755
index 0000000..9cebd3f
--- /dev/null
+++ b/amend/tests/one-test
@@ -0,0 +1,150 @@
+#!/bin/bash
+#
+# Copyright (C) 2007 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.
+
+# Set up prog to be the path of this script, including following symlinks,
+# and set up progdir to be the fully-qualified pathname of its directory.
+prog="$0"
+while [ -h "${prog}" ]; do
+    newProg=`/bin/ls -ld "${prog}"`
+    newProg=`expr "${newProg}" : ".* -> \(.*\)$"`
+    if expr "x${newProg}" : 'x/' >/dev/null; then
+        prog="${newProg}"
+    else
+        progdir=`dirname "${prog}"`
+        prog="${progdir}/${newProg}"
+    fi
+done
+oldwd=`pwd`
+progdir=`dirname "${prog}"`
+cd "${progdir}"
+progdir=`pwd`
+prog="${progdir}"/`basename "${prog}"`
+
+info="info.txt"
+run="run"
+expected="expected.txt"
+output="out.txt"
+skip="SKIP"
+
+dev_mode="no"
+if [ "x$1" = "x--dev" ]; then
+    dev_mode="yes"
+    shift
+fi
+
+update_mode="no"
+if [ "x$1" = "x--update" ]; then
+    update_mode="yes"
+    shift
+fi
+
+usage="no"
+if [ "x$1" = "x--help" ]; then
+    usage="yes"
+else
+    if [ "x$1" = "x" ]; then
+        testdir=`basename "$oldwd"`
+    else
+        testdir="$1"
+    fi
+
+    if [ '!' -d "$testdir" ]; then
+        td2=`echo ${testdir}-*`
+        if [ '!' -d "$td2" ]; then
+            echo "${testdir}: no such test directory" 1>&2
+            usage="yes"
+        fi
+        testdir="$td2"
+    fi
+fi
+
+if [ "$usage" = "yes" ]; then
+    prog=`basename $prog`
+    (
+        echo "usage:"
+        echo "  $prog --help             Print this message."
+        echo "  $prog testname           Run test normally."
+        echo "  $prog --dev testname     Development mode (dump to stdout)."
+        echo "  $prog --update testname  Update mode (replace expected.txt)."
+        echo "  Omitting the test name uses the current directory as the test."
+    ) 1>&2
+    exit 1
+fi
+
+td_info="$testdir"/"$info"
+td_run="$testdir"/"$run"
+td_expected="$testdir"/"$expected"
+td_skip="$testdir"/"$skip"
+
+if [ -r "$td_skip" ]; then
+    exit 2
+fi
+
+tmpdir=/tmp/test-$$
+
+if [ '!' '(' -r "$td_info" -a -r "$td_run" -a -r "$td_expected" ')' ]; then
+    echo "${testdir}: missing files" 1>&2
+    exit 1
+fi
+
+# copy the test to a temp dir and run it
+
+echo "${testdir}: running..." 1>&2
+
+rm -rf "$tmpdir"
+cp -Rp "$testdir" "$tmpdir"
+cd "$tmpdir"
+chmod 755 "$run"
+
+#PATH="${progdir}/../build/bin:${PATH}"
+
+good="no"
+if [ "$dev_mode" = "yes" ]; then
+    "./$run" 2>&1
+    echo "exit status: $?" 1>&2
+    good="yes"
+elif [ "$update_mode" = "yes" ]; then
+    "./$run" >"${progdir}/$td_expected" 2>&1
+    good="yes"
+else
+    "./$run" >"$output" 2>&1
+    cmp -s "$expected" "$output"
+    if [ "$?" = "0" ]; then
+        # output == expected
+        good="yes"
+        echo "$testdir"': succeeded!' 1>&2
+    fi
+fi
+
+if [ "$good" = "yes" ]; then
+    cd "$oldwd"
+    rm -rf "$tmpdir"
+    exit 0
+fi
+
+(
+    echo "${testdir}: FAILED!"
+    echo ' '
+    echo '#################### info'
+    cat "$info" | sed 's/^/# /g'
+    echo '#################### diffs'
+    diff -u "$expected" "$output"
+    echo '####################'
+    echo ' '
+    echo "files left in $tmpdir"
+) 1>&2
+
+exit 1