diff options
Diffstat (limited to 'test/slice3err.go')
| -rw-r--r-- | test/slice3err.go | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/test/slice3err.go b/test/slice3err.go new file mode 100644 index 0000000..1309fdd --- /dev/null +++ b/test/slice3err.go @@ -0,0 +1,121 @@ +// errorcheck + +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package p + +var array *[10]int +var slice []int +var str string +var i, j, k int + +func f() { + // check what missing arguments are allowed + _ = array[:] + _ = array[i:] + _ = array[:j] + _ = array[i:j] + _ = array[::] // ERROR "middle index required in 3-index slice" "final index required in 3-index slice" + _ = array[i::] // ERROR "middle index required in 3-index slice" "final index required in 3-index slice" + _ = array[:j:] // ERROR "final index required in 3-index slice" + _ = array[i:j:] // ERROR "final index required in 3-index slice" + _ = array[::k] // ERROR "middle index required in 3-index slice" + _ = array[i::k] // ERROR "middle index required in 3-index slice" + _ = array[:j:k] + _ = array[i:j:k] + + _ = slice[:] + _ = slice[i:] + _ = slice[:j] + _ = slice[i:j] + _ = slice[::] // ERROR "middle index required in 3-index slice" "final index required in 3-index slice" + _ = slice[i::] // ERROR "middle index required in 3-index slice" "final index required in 3-index slice" + _ = slice[:j:] // ERROR "final index required in 3-index slice" + _ = slice[i:j:] // ERROR "final index required in 3-index slice" + _ = slice[::k] // ERROR "middle index required in 3-index slice" + _ = slice[i::k] // ERROR "middle index required in 3-index slice" + _ = slice[:j:k] + _ = slice[i:j:k] + + _ = str[:] + _ = str[i:] + _ = str[:j] + _ = str[i:j] + _ = str[::] // ERROR "3-index slice of string" "middle index required in 3-index slice" "final index required in 3-index slice" + _ = str[i::] // ERROR "3-index slice of string" "middle index required in 3-index slice" "final index required in 3-index slice" + _ = str[:j:] // ERROR "3-index slice of string" "final index required in 3-index slice" + _ = str[i:j:] // ERROR "3-index slice of string" "final index required in 3-index slice" + _ = str[::k] // ERROR "3-index slice of string" "middle index required in 3-index slice" + _ = str[i::k] // ERROR "3-index slice of string" "middle index required in 3-index slice" + _ = str[:j:k] // ERROR "3-index slice of string" + _ = str[i:j:k] // ERROR "3-index slice of string" + + // check invalid indices + _ = array[1:2] + _ = array[2:1] // ERROR "invalid slice index|inverted slice" + _ = array[2:2] + _ = array[i:1] + _ = array[1:j] + _ = array[1:2:3] + _ = array[1:3:2] // ERROR "invalid slice index|inverted slice" + _ = array[2:1:3] // ERROR "invalid slice index|inverted slice" + _ = array[2:3:1] // ERROR "invalid slice index|inverted slice" + _ = array[3:1:2] // ERROR "invalid slice index|inverted slice" + _ = array[3:2:1] // ERROR "invalid slice index|inverted slice" + _ = array[i:1:2] + _ = array[i:2:1] // ERROR "invalid slice index|inverted slice" + _ = array[1:j:2] + _ = array[2:j:1] // ERROR "invalid slice index" + _ = array[1:2:k] + _ = array[2:1:k] // ERROR "invalid slice index|inverted slice" + + _ = slice[1:2] + _ = slice[2:1] // ERROR "invalid slice index|inverted slice" + _ = slice[2:2] + _ = slice[i:1] + _ = slice[1:j] + _ = slice[1:2:3] + _ = slice[1:3:2] // ERROR "invalid slice index|inverted slice" + _ = slice[2:1:3] // ERROR "invalid slice index|inverted slice" + _ = slice[2:3:1] // ERROR "invalid slice index|inverted slice" + _ = slice[3:1:2] // ERROR "invalid slice index|inverted slice" + _ = slice[3:2:1] // ERROR "invalid slice index|inverted slice" + _ = slice[i:1:2] + _ = slice[i:2:1] // ERROR "invalid slice index|inverted slice" + _ = slice[1:j:2] + _ = slice[2:j:1] // ERROR "invalid slice index" + _ = slice[1:2:k] + _ = slice[2:1:k] // ERROR "invalid slice index|inverted slice" + + _ = str[1:2] + _ = str[2:1] // ERROR "invalid slice index|inverted slice" + _ = str[2:2] + _ = str[i:1] + _ = str[1:j] + + // check out of bounds indices on array + _ = array[11:11] // ERROR "out of bounds" + _ = array[11:12] // ERROR "out of bounds" + _ = array[11:] // ERROR "out of bounds" + _ = array[:11] // ERROR "out of bounds" + _ = array[1:11] // ERROR "out of bounds" + _ = array[1:11:12] // ERROR "out of bounds" + _ = array[1:2:11] // ERROR "out of bounds" + _ = array[1:11:3] // ERROR "out of bounds|invalid slice index" + _ = array[11:2:3] // ERROR "out of bounds|inverted slice|invalid slice index" + _ = array[11:12:13] // ERROR "out of bounds" + + // slice bounds not checked + _ = slice[11:11] + _ = slice[11:12] + _ = slice[11:] + _ = slice[:11] + _ = slice[1:11] + _ = slice[1:11:12] + _ = slice[1:2:11] + _ = slice[1:11:3] // ERROR "invalid slice index" + _ = slice[11:2:3] // ERROR "invalid slice index|inverted slice" + _ = slice[11:12:13] +} |