Files
wren/test/core/string/index_of.wren
Bob Nystrom 64eccdd9be Reorganize tests and benchmark scripts.
Mainly to get rid of one top level directory. But this will
also be useful when there are tests of the embedding API.
2015-03-14 12:45:56 -07:00

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IO.print("abcd".indexOf("")) // expect: 0
IO.print("abcd".indexOf("cd")) // expect: 2
IO.print("abcd".indexOf("a")) // expect: 0
IO.print("abcd".indexOf("abcd")) // expect: 0
IO.print("abcd".indexOf("abcde")) // expect: -1
IO.print("abab".indexOf("ab")) // expect: 0
// More complex cases.
IO.print("abcdefabcdefg".indexOf("defg")) // expect: 9
IO.print("abcdabcdabcd".indexOf("dab")) // expect: 3
IO.print("abcdabcdabcdabcd".indexOf("dabcdabc")) // expect: 3
IO.print("abcdefg".indexOf("abcdef!")) // expect: -1
// Non-ASCII. Note that it returns byte indices, not code points.
IO.print("søméஃthîng".indexOf("e")) // expect: -1
IO.print("søméஃthîng".indexOf("m")) // expect: 3
IO.print("søméஃthîng".indexOf("thî")) // expect: 9
// 8-bit clean.
IO.print("a\0b\0c".indexOf("\0")) // expect: 1
IO.print("a\0b\0c".indexOf("a")) // expect: 0
IO.print("a\0b\0c".indexOf("b\0c")) // expect: 2
IO.print("a\0b\0c".indexOf("a\0b\0c\0d")) // expect: -1
IO.print("a\0b\0a\0b".indexOf("a\0b")) // expect: 0