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// Copyright 2020 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package isolated
import (
"testing"
"github.com/google/syzkaller/vm/vmimpl"
)
func TestEscapeDoubleQuotes(t *testing.T) {
testcases := []struct {
inp string
expected string
}{
// Input with no quoting returns the same string.
{
"",
"",
},
{
"adsf",
"adsf",
},
// Inputs with escaping of characters other that double
// quotes returns the same input.
{
"\\$\\`\\\\\n", // \$\`\\\n
"\\$\\`\\\\\n", // \$\`\\\n
},
// Input with double quote.
{
`"`,
`\"`,
},
// Input with already escaped double quote.
{
`\"`,
`\\\"`,
},
// Input with already escaped backtick and already
// double quote. Should only re-escape the
// double quote.
{
"\\`something\"", // \`something"
"\\`something\\\"", // \`something\"
},
// Input with already escaped backtick and already
// escaped double quote. Should only re-escape the
// escaped double quote.
{
"\\`something\\\"", // \`something\"
"\\`something\\\\\\\"", // \`something\\\"
},
{
`touch \
/tmp/OK
touch '/tmp/OK2'
touch "/tmp/OK3"
touch /tmp/OK4
bash -c "bash -c \"ls -al\""`,
`touch \
/tmp/OK
touch '/tmp/OK2'
touch \"/tmp/OK3\"
touch /tmp/OK4
bash -c \"bash -c \\\"ls -al\\\"\"`,
},
}
for i, tc := range testcases {
output := vmimpl.EscapeDoubleQuotes(tc.inp)
if tc.expected != output {
t.Fatalf("%v: For input %v Expected escaped string %v got %v", i+1, tc.inp, tc.expected, output)
}
}
}
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