improved base57 decode and tests

csgo/sharecode_test.go

@@ -3,10 +3,10 @@ package csgo
 import "testing"
 
 //goland:noinspection SpellCheckingInspection
-func TestSharecode(t *testing.T) {
+func TestGoodSharecodes(t *testing.T) {
 	eMatchId := uint64(3505575050994516382)
 	eOutcomeId := uint64(3505581094013501947)
-	eTokenId := uint32(12909)
+	eTokenId := uint16(12909)
 
 	matchId, outcomeId, tokenId, err := DecodeSharecode("CSGO-P9k3F-eVL9n-LZLXN-DrBGF-VKD7K")
 	if err != nil {
@@ -27,3 +27,43 @@ func TestSharecode(t *testing.T) {
 		t.Fail()
 	}
 }
+
+func TestBadSharecodes(t *testing.T) {
+	matchId, outcomeId, tokenId, err := DecodeSharecode("CSGO-AAAAA-AAAAA-AAAAA-AAAAA-AAAAA")
+	if err != nil {
+		t.Log("error should not be set", err)
+		t.Fail()
+	}
+
+	if matchId != 0 {
+		t.Logf("matchID should be 0, is %d", matchId)
+		t.Fail()
+	}
+	if outcomeId != 0 {
+		t.Logf("outcomeID should be 0, is %d", outcomeId)
+		t.Fail()
+	}
+	if tokenId != 0 {
+		t.Logf("tokenID should be 0, is %d", tokenId)
+		t.Fail()
+	}
+
+	matchId, outcomeId, tokenId, err = DecodeSharecode("CSGO-99999-99999-99999-99999-99999")
+	if err == nil {
+		t.Log("error should be set", err)
+		t.Fail()
+	}
+
+	if matchId != 0 {
+		t.Logf("matchID should be 0, is %d", matchId)
+		t.Fail()
+	}
+	if outcomeId != 0 {
+		t.Logf("outcomeID should be 0, is %d", outcomeId)
+		t.Fail()
+	}
+	if tokenId != 0 {
+		t.Logf("tokenID should be 0, is %d", tokenId)
+		t.Fail()
+	}
+}