trying to fix price

models/price_test.go

@@ -0,0 +1,55 @@
+package models
+
+import "testing"
+
+func TestFormatPrice(t *testing.T) {
+	var a Price
+	var s string
+	a = 12345678900
+	s = a.String()
+	if s != "123456789" {
+		t.Fatal(a, s)
+	}
+	a = 123456789
+	s = a.String()
+	if s != "1234567.89" {
+		t.Fatal(a, s)
+	}
+}
+
+func TestParsePrice(t *testing.T) {
+	var p Price
+	var s string
+	var err error
+	s = "199"
+	p, err = ParsePrice(s)
+	if err != nil || p != 19900 {
+		t.Fatal(s, p)
+	}
+	s = "1.99"
+	p, err = ParsePrice(s)
+	if err != nil || p != 199 {
+		t.Fatal(s, p)
+	}
+	s = "1123"
+	p, err = ParsePrice(s)
+	if err != nil || p != 112300 {
+		t.Fatal(s, p)
+	}
+	s = "1123.123"
+	_, err = ParsePrice(s)
+	if err == nil {
+		t.Fatal(s, "should error")
+	}
+	s = "1123.3"
+	_, err = ParsePrice(s)
+	if err == nil {
+		t.Fatal(s, "should error")
+	}
+
+	s = "1123,33"
+	_, err = ParsePrice(s)
+	if err == nil {
+		t.Fatal(s, "should error")
+	}
+}