commit 1ef6211c6c00101e6f0355f83168681b5fd65bfc
Author: David Fifield <[email protected]>
Date: Tue Oct 17 22:09:58 2017 -0700
Rough tests for the clientAddr function.
---
server/server_test.go | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/server/server_test.go b/server/server_test.go
new file mode 100644
index 0000000..84ac7ba
--- /dev/null
+++ b/server/server_test.go
@@ -0,0 +1,49 @@
+package main
+
+import (
+ "net"
+ "strconv"
+ "testing"
+)
+
+func TestClientAddr(t *testing.T) {
+ // good tests
+ for _, test := range []struct {
+ input string
+ expected net.IP
+ }{
+ {"1.2.3.4", net.ParseIP("1.2.3.4")},
+ {"1:2::3:4", net.ParseIP("1:2::3:4")},
+ } {
+ useraddr := clientAddr(test.input)
+ host, port, err := net.SplitHostPort(useraddr)
+ if err != nil {
+ t.Errorf("clientAddr(%q) â SplitHostPort error %v",
test.input, err)
+ continue
+ }
+ if !test.expected.Equal(net.ParseIP(host)) {
+ t.Errorf("clientAddr(%q) â host %q, not %v",
test.input, host, test.expected)
+ }
+ portNo, err := strconv.Atoi(port)
+ if err != nil {
+ t.Errorf("clientAddr(%q) â port %q", test.input, port)
+ continue
+ }
+ if portNo == 0 {
+ t.Errorf("clientAddr(%q) â port %d", test.input,
portNo)
+ }
+ }
+
+ // bad tests
+ for _, input := range []string{
+ "",
+ "abc",
+ "1.2.3.4.5",
+ "[12::34]",
+ } {
+ useraddr := clientAddr(input)
+ if useraddr != "" {
+ t.Errorf("clientAddr(%q) â %q, not %q", input,
useraddr, "")
+ }
+ }
+}
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