diff --git a/validation_test.go b/validation_test.go
new file mode 100644
index 0000000..bd9bdbe
--- /dev/null
+++ b/validation_test.go
@@ -0,0 +1,108 @@
+package main
+
+import (
+	"github.com/satori/go.uuid"
+	"testing"
+)
+
+func TestGetValidUsername(t *testing.T) {
+	v1, _ := uuid.FromString("a097455b-52cc-4569-90c8-7a4b97c6eba8")
+	for i, test := range []struct {
+		uname     string
+		output    uuid.UUID
+		shouldErr bool
+	}{
+		{"a097455b-52cc-4569-90c8-7a4b97c6eba8", v1, false},
+		{"a-97455b-52cc-4569-90c8-7a4b97c6eba8", uuid.UUID{}, true},
+		{"", uuid.UUID{}, true},
+		{"&!#!25123!%!'%", uuid.UUID{}, true},
+	} {
+		ret, err := GetValidUsername(test.uname)
+		if test.shouldErr && err == nil {
+			t.Errorf("Test %d: Expected error, but there was none", i)
+		}
+		if !test.shouldErr && err != nil {
+			t.Errorf("Test %d: Expected no error, but got [%v]", i, err)
+		}
+		if ret != test.output {
+			t.Errorf("Test %d: Expected return value %v, but got %v", i, test.output, ret)
+		}
+	}
+}
+
+func TestValidKey(t *testing.T) {
+	for i, test := range []struct {
+		key    string
+		output bool
+	}{
+		{"", false},
+		{"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", true},
+		{"aaaaaaaa-aaa-aaaaaa-aaaaaaaa-aaa_aacaaaa", true},
+		{"aaaaaaaa-aaa-aaaaaa#aaaaaaaa-aaa_aacaaaa", false},
+		{"aaaaaaaa-aaa-aaaaaa-aaaaaaaa-aaa_aacaaaaa", false},
+	} {
+		ret := ValidKey(test.key)
+		if ret != test.output {
+			t.Errorf("Test %d: Expected return value %b, but got %b", i, test.output, ret)
+		}
+	}
+}
+
+func TestGetValidSubdomain(t *testing.T) {
+	for i, test := range []struct {
+		subdomain string
+		output    bool
+	}{
+		{"a097455b-52cc-4569-90c8-7a4b97c6eba8", true},
+		{"a-97455b-52cc-4569-90c8-7a4b97c6eba8", false},
+		{"", false},
+		{"&!#!25123!%!'%", false},
+	} {
+		ret := ValidSubdomain(test.subdomain)
+		if ret != test.output {
+			t.Errorf("Test %d: Expected return value %b, but got %b", i, test.output, ret)
+		}
+	}
+}
+
+func TestValidTXT(t *testing.T) {
+	for i, test := range []struct {
+		txt    string
+		output bool
+	}{
+		{"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", true},
+		{"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", false},
+		{"aaaaaaaaaaaaaaaaaaaaaaaaaaaa#aaaaaaaaaaaaaa", false},
+		{"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", false},
+		{"", false},
+	} {
+		ret := ValidTXT(test.txt)
+		if ret != test.output {
+			t.Errorf("Test %d: Expected return value %b, but got %b", i, test.output, ret)
+		}
+	}
+}
+
+func TestCorrectPassword(t *testing.T) {
+	for i, test := range []struct {
+		pw     string
+		hash   string
+		output bool
+	}{
+		{"PUrNTjU24JYNEOCeS2JcjaJGv1sinT80oV9--dpX",
+			"$2a$10$ldVoGU5yrdlbPzuPUbUfleVovGjaRelP9tql0IltVUJk778gf.2tu",
+			true},
+		{"PUrNTjU24JYNEOCeS2JcjaJGv1sinT80oV9--dpX",
+			"$2a$10$ldVoGU5yrdlbPzuPUbUfleVovGjaRelP9tql0IltVUJk778gf.2t",
+			false},
+		{"PUrNTjU24JYNEOCeS2JcjaJGv1sinT80oV9--dp",
+			"$2a$10$ldVoGU5yrdlbPzuPUbUfleVovGjaRelP9tql0IltVUJk778gf.2tu",
+			false},
+		{"", "", false},
+	} {
+		ret := CorrectPassword(test.pw, test.hash)
+		if ret != test.output {
+			t.Errorf("Test %d: Expected return value %b, but got %b", i, test.output, ret)
+		}
+	}
+}