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|
package xopen
import (
"bufio"
"bytes"
"compress/gzip"
"fmt"
"io"
"os"
"strings"
"testing"
. "gopkg.in/check.v1"
)
func Test(t *testing.T) { TestingT(t) }
type XopenTest struct{}
var _ = Suite(&XopenTest{})
func gzFromString(s string) string {
var c bytes.Buffer
gz := gzip.NewWriter(&c)
gz.Write([]byte(s))
return c.String()
}
var gzTests = []struct {
isGz bool
data string
}{
{false, "asdf"},
{true, gzFromString("asdf")},
}
func (s *XopenTest) TestIsGzip(c *C) {
for _, t := range gzTests {
isGz, err := IsGzip(bufio.NewReader(strings.NewReader(t.data)))
c.Assert(err, IsNil)
c.Assert(t.isGz, Equals, isGz)
}
}
func (s *XopenTest) TestIsStdin(c *C) {
r := IsStdin()
c.Assert(r, Equals, false)
}
func (s *XopenTest) TestRopen(c *C) {
rdr, err := Ropen("-")
c.Assert(err, ErrorMatches, "stdin not detected")
c.Assert(rdr, IsNil)
}
func (s *XopenTest) TestWopen(c *C) {
for _, f := range []string{"t.gz", "t"} {
testString := "ASDF1234"
wtr, err := Wopen(f)
c.Assert(err, IsNil)
_, err = os.Stat(f)
c.Assert(err, IsNil)
c.Assert(wtr.wtr, NotNil)
fmt.Fprintf(wtr, testString)
wtr.Close()
rdr, err := Ropen(f)
c.Assert(err, IsNil)
str, err := rdr.ReadString(99)
c.Assert(str, Equals, testString)
c.Assert(err, Equals, io.EOF)
str, err = rdr.ReadString(99)
c.Assert(str, Equals, "")
rdr.Close()
os.Remove(f)
}
}
var httpTests = []struct {
url string
expectError bool
}{
{"https://raw.githubusercontent.com/brentp/xopen/master/README.md", false},
{"http://raw.githubusercontent.com/brentp/xopen/master/README.md", false},
{"http://raw.githubusercontent.com/brentp/xopen/master/BAD.md", true},
}
func (s *XopenTest) TestReadHttp(c *C) {
for _, t := range httpTests {
rdr, err := Ropen(t.url)
if !t.expectError {
c.Assert(err, IsNil)
v, err := rdr.ReadString(byte('\n'))
c.Assert(err, IsNil)
c.Assert(len(v), Not(Equals), 0)
} else {
c.Assert(err, ErrorMatches, ".* 404 Not Found")
}
}
}
func (s *XopenTest) TestReadProcess(c *C) {
for _, cmd := range []string{"|ls -lh", "|ls", "|ls -lh xopen_test.go"} {
rdr, err := Ropen(cmd)
c.Assert(err, IsNil)
b := make([]byte, 1000)
_, err = rdr.Read(b)
if err != io.EOF {
c.Assert(err, IsNil)
}
lines := strings.Split(string(b), "\n")
has := false
for _, line := range lines {
if strings.Contains(line, "xopen_test.go") {
has = true
}
}
c.Assert(has, Equals, true)
}
}
func (s *XopenTest) TestOpenStdout(c *C) {
w, err := Wopen("-")
c.Assert(err, IsNil)
c.Assert(w.wtr, Equals, os.Stdout)
}
func (s *XopenTest) TestOpenBadFile(c *C) {
r, err := Ropen("XXXXXXXXXXXXXXXXXXXXXXX")
c.Assert(r, IsNil)
c.Assert(err, ErrorMatches, ".*no such file.*")
}
func (s *XopenTest) TestExists(c *C) {
c.Assert(Exists("xopen.go"), Equals, true)
c.Assert(Exists("____xx"), Equals, false)
}
func (s *XopenTest) TestUser(c *C) {
c.Assert(Exists("~"), Equals, true)
}
func (s *XopenTest) TestExpand(c *C) {
_, err := ExpandUser("~baduser66")
c.Assert(err, Not(IsNil))
}
|
