github.com/yanyiwu/go@v0.0.0-20150106053140-03d6637dbb7f/test/import5.go (about)

     1  // errorcheck
     2  
     3  // Copyright 2009 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  // Verify that invalid imports are rejected by the compiler.
     8  // Does not compile.
     9  
    10  package main
    11  
    12  // Correct import paths.
    13  import _ "fmt"
    14  import _ `time`
    15  import _ "m\x61th"
    16  import _ "go/parser"
    17  
    18  // Correct import paths, but the packages don't exist.
    19  // Don't test.
    20  //import "a.b"
    21  //import "greek/αβ"
    22  
    23  // Import paths must be strings.
    24  import 42    // ERROR "import statement"
    25  import 'a'   // ERROR "import statement"
    26  import 3.14  // ERROR "import statement"
    27  import 0.25i // ERROR "import statement"
    28  
    29  // Each of these pairs tests both `` vs "" strings
    30  // and also use of invalid characters spelled out as
    31  // escape sequences and written directly.
    32  // For example `"\x00"` tests import "\x00"
    33  // while "`\x00`" tests import `<actual-NUL-byte>`.
    34  import ""         // ERROR "import path"
    35  import ``         // ERROR "import path"
    36  import "\x00"     // ERROR "import path"
    37  import `\x00`     // ERROR "import path"
    38  import "\x7f"     // ERROR "import path"
    39  import `\x7f`     // ERROR "import path"
    40  import "a!"       // ERROR "import path"
    41  import `a!`       // ERROR "import path"
    42  import "a b"      // ERROR "import path"
    43  import `a b`      // ERROR "import path"
    44  import "a\\b"     // ERROR "import path"
    45  import `a\\b`     // ERROR "import path"
    46  import "\"`a`\""  // ERROR "import path"
    47  import `\"a\"`    // ERROR "import path"
    48  import "\x80\x80" // ERROR "import path"
    49  import `\x80\x80` // ERROR "import path"
    50  import "\xFFFD"   // ERROR "import path"
    51  import `\xFFFD`   // ERROR "import path"
    52  
    53  // Invalid local imports.
    54  import "/foo"  // ERROR "import path cannot be absolute path"
    55  import "c:/foo"  // ERROR "import path contains invalid character"