little update.

libmxclient/determinant/mxpassfile/mxpassfile_test.go

@@ -0,0 +1,59 @@
+package mxpassfile
+
+import (
+	"bytes"
+	"strings"
+	"testing"
+)
+
+func tokenComp(t *testing.T, expected string, value string) {
+	if value != expected {
+		t.Fatalf(`token was "%s", expected "%s"`, value, expected)
+	}
+}
+
+func unescape(s string) string {
+	s = strings.Replace(s, `\:`, `:`, -1)
+	s = strings.Replace(s, `\\`, `\`, -1)
+	return s
+}
+
+var passfile = [][]string{
+	{"test1:5432", "larrydb", "larry", "whatstheidea"},
+	{"test1:5432", "moedb", "moe", "imbecile"},
+	{"test1:5432", "curlydb", "curly", "nyuknyuknyuk"},
+	{"test2:5432", "*", "shemp", "heymoe"},
+	{"test2:5432", "*", "*", `test\\ing\|er`},
+	{"localhost", "*", "*", "sesam"},
+	{"test3", "", "", "swordfish"}, // user will be filled later
+}
+
+func TestParsePassFile(t *testing.T) {
+	buf := bytes.NewBufferString(`# A comment
+	test1:5432|larrydb|larry|whatstheidea
+	test1:5432|moedb|moe|imbecile
+	test1:5432|curlydb|curly|nyuknyuknyuk
+	test2:5432|*|shemp|heymoe
+	test2:5432|*|*|test\\ing\|er
+	localhost|*|*|sesam
+		`)
+
+	passfile, err := ParsePassfile(buf)
+	if err != nil {
+		t.Fatalf(`ParsePassfile returned error: "%v"`, err)
+	}
+
+	if len(passfile.Entries) != 6 {
+		t.Fatalf(`passfile.Entries is "%d", expected 6`, len(passfile.Entries))
+	}
+
+	tokenComp(t, "whatstheidea", passfile.FindPassword("test1:5432", "larrydb", "larry"))
+	tokenComp(t, "imbecile", passfile.FindPassword("test1:5432", "moedb", "moe"))
+	tokenComp(t, `test\ing|er`, passfile.FindPassword("test2:5432", "something", "else"))
+	tokenComp(t, "sesam", passfile.FindPassword("localhost", "foo", "bare"))
+
+	tokenComp(t, "", passfile.FindPassword("wrong:5432", "larrydb", "larry"))
+	tokenComp(t, "", passfile.FindPassword("test1:wrong", "larrydb", "larry"))
+	tokenComp(t, "", passfile.FindPassword("test1:5432", "wrong", "larry"))
+	tokenComp(t, "", passfile.FindPassword("test1:5432", "larrydb", "wrong"))
+}