Test for https://bugs.webkit.org/show_bug.cgi?id=7023 Searching in text areas.

Lorem ipt amet Lorem ipt amet Lorem ipt amet Lorem ipt amet
Target m matched at:
    outer text node 1, at offset 9
    textarea, at offset 2
    outer text node 2, at offset 3
    outer text node 2, at offset 15
    input: text, at offset 2
    outer text node 3, at offset 3
    outer text node 3, at offset 15
    input: search, at offset 2
    outer text node 4, at offset 3
    outer text node 4, at offset 15
    outer text node 5, at offset 3
Target s matched at:
    textarea, at offset 0
    textarea, at offset 10
    input: text, at offset 0
    input: text, at offset 10
    input: search, at offset 0
    input: search, at offset 10
Target si matched at:
    textarea, at offset 10
    input: text, at offset 10
    input: search, at offset 10
Target rem matched at:
    outer text node 1, at offset 7
    outer text node 2, at offset 13
    outer text node 3, at offset 13
    outer text node 4, at offset 13
Target ipsum not matched
Target sit not matched
Target amet matched at:
    outer text node 2, at offset 2
    outer text node 3, at offset 2
    outer text node 4, at offset 2
    outer text node 5, at offset 2

