fs_wasip1_test.go

     1  // Copyright 2023 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build wasip1
     6  
     7  package syscall_test
     8  
     9  import (
    10  	"syscall"
    11  	"testing"
    12  )
    13  
    14  var joinPathTests = [...]struct {
    15  	dir, file, path string
    16  }{
    17  	0:  {".", ".", "."},
    18  	1:  {"./", "./", "./"},
    19  	2:  {"././././", ".", "."},
    20  	3:  {".", "./././", "./"},
    21  	4:  {".", "a", "a"},
    22  	5:  {".", "a/b", "a/b"},
    23  	6:  {".", "..", ".."},
    24  	7:  {".", "../", "../"},
    25  	8:  {".", "../../", "../../"},
    26  	9:  {".", "../..", "../.."},
    27  	10: {".", "../..//..///", "../../../"},
    28  	11: {"/", "/", "/"},
    29  	12: {"/", "a", "/a"},
    30  	13: {"/", "a/b", "/a/b"},
    31  	14: {"/a", "b", "/a/b"},
    32  	15: {"/", ".", "/"},
    33  	16: {"/", "..", "/"},
    34  	17: {"/", "../../", "/"},
    35  	18: {"/", "/../a/b/c", "/a/b/c"},
    36  	19: {"/", "/../a/b/c", "/a/b/c"},
    37  	20: {"/", "./hello/world", "/hello/world"},
    38  	21: {"/a", "../", "/"},
    39  	22: {"/a/b/c", "..", "/a/b"},
    40  	23: {"/a/b/c", "..///..///", "/a/"},
    41  	24: {"/a/b/c", "..///..///..", "/"},
    42  	25: {"/a/b/c", "..///..///..///..", "/"},
    43  	26: {"/a/b/c", "..///..///..///..///..", "/"},
    44  	27: {"/a/b/c/", "/d/e/f/", "/a/b/c/d/e/f/"},
    45  	28: {"a/b/c/", ".", "a/b/c"},
    46  	29: {"a/b/c/", "./d", "a/b/c/d"},
    47  	30: {"a/b/c/", "./d/", "a/b/c/d/"},
    48  	31: {"a/b/", "./c/d/", "a/b/c/d/"},
    49  	32: {"../", "..", "../.."},
    50  	33: {"a/b/c/d", "e/../..", "a/b/c"},
    51  	34: {"a/b/c/d", "./e/../..", "a/b/c"},
    52  	35: {"a/b/c/d", "./e/..//../../f/g//", "a/b/f/g/"},
    53  	36: {"../../../", "a/../../b/c", "../../b/c"},
    54  	37: {"/a/b/c", "/.././/hey!", "/a/b/hey!"},
    55  }
    56  
    57  func TestJoinPath(t *testing.T) {
    58  	for _, test := range joinPathTests {
    59  		t.Run("", func(t *testing.T) {
    60  			path := syscall.JoinPath(test.dir, test.file)
    61  			if path != test.path {
    62  				t.Errorf("join(%q,%q): want=%q got=%q", test.dir, test.file, test.path, path)
    63  			}
    64  		})
    65  	}
    66  }
    67  
    68  func BenchmarkJoinPath(b *testing.B) {
    69  	for _, test := range joinPathTests {
    70  		b.Run("", func(b *testing.B) {
    71  			for i := 0; i < b.N; i++ {
    72  				syscall.JoinPath(test.dir, test.file)
    73  			}
    74  		})
    75  	}
    76  }
    77
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