github.com/Andyfoo/golang/x/sys@v0.0.0-20190901054642-57c1bf301704/unix/syscall_test.go (about)

     1  // Copyright 2013 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  // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
     6  
     7  package unix_test
     8  
     9  import (
    10  	"fmt"
    11  	"testing"
    12  
    13  	"github.com/Andyfoo/golang/x/sys/unix"
    14  )
    15  
    16  func testSetGetenv(t *testing.T, key, value string) {
    17  	err := unix.Setenv(key, value)
    18  	if err != nil {
    19  		t.Fatalf("Setenv failed to set %q: %v", value, err)
    20  	}
    21  	newvalue, found := unix.Getenv(key)
    22  	if !found {
    23  		t.Fatalf("Getenv failed to find %v variable (want value %q)", key, value)
    24  	}
    25  	if newvalue != value {
    26  		t.Fatalf("Getenv(%v) = %q; want %q", key, newvalue, value)
    27  	}
    28  }
    29  
    30  func TestEnv(t *testing.T) {
    31  	testSetGetenv(t, "TESTENV", "AVALUE")
    32  	// make sure TESTENV gets set to "", not deleted
    33  	testSetGetenv(t, "TESTENV", "")
    34  }
    35  
    36  func TestItoa(t *testing.T) {
    37  	// Make most negative integer: 0x8000...
    38  	i := 1
    39  	for i<<1 != 0 {
    40  		i <<= 1
    41  	}
    42  	if i >= 0 {
    43  		t.Fatal("bad math")
    44  	}
    45  	s := unix.Itoa(i)
    46  	f := fmt.Sprint(i)
    47  	if s != f {
    48  		t.Fatalf("itoa(%d) = %s, want %s", i, s, f)
    49  	}
    50  }
    51  
    52  func TestUname(t *testing.T) {
    53  	var utsname unix.Utsname
    54  	err := unix.Uname(&utsname)
    55  	if err != nil {
    56  		t.Fatalf("Uname: %v", err)
    57  	}
    58  
    59  	t.Logf("OS: %s/%s %s", utsname.Sysname[:], utsname.Machine[:], utsname.Release[:])
    60  }
    61  
    62  // Test that this compiles. (Issue #31735)
    63  func TestStatFieldNames(t *testing.T) {
    64  	var st unix.Stat_t
    65  	var _ *unix.Timespec
    66  	_ = &st.Atim
    67  	_ = &st.Mtim
    68  	_ = &st.Ctim
    69  	_ = int64(st.Mtim.Sec)
    70  	_ = int64(st.Mtim.Nsec)
    71  }