[🤖] Add Unit-Tests

cursortoken/token_test.go

@@ -0,0 +1,125 @@
+package cursortoken
+
+import (
+	"git.blackforestbytes.com/BlackForestBytes/goext/tst"
+	"testing"
+)
+
+func TestDecodeEmpty(t *testing.T) {
+	tok, err := Decode("")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsStart())
+	tst.AssertFalse(t, tok.IsEnd())
+	tst.AssertEqual(t, tok.Token(), "@start")
+}
+
+func TestDecodeAtStart(t *testing.T) {
+	tok, err := Decode("@start")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsStart())
+	tst.AssertFalse(t, tok.IsEnd())
+}
+
+func TestDecodeAtStartUppercase(t *testing.T) {
+	tok, err := Decode("@START")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsStart())
+}
+
+func TestDecodeAtStartMixedCase(t *testing.T) {
+	tok, err := Decode("@StArT")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsStart())
+}
+
+func TestDecodeAtEnd(t *testing.T) {
+	tok, err := Decode("@end")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsEnd())
+	tst.AssertFalse(t, tok.IsStart())
+}
+
+func TestDecodeAtEndUppercase(t *testing.T) {
+	tok, err := Decode("@END")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsEnd())
+}
+
+func TestDecodeDollarEnd(t *testing.T) {
+	tok, err := Decode("$end")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsEnd())
+	_, ok := tok.(CTPaginated)
+	tst.AssertTrue(t, ok)
+}
+
+func TestDecodeDollarEndUppercase(t *testing.T) {
+	tok, err := Decode("$END")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsEnd())
+}
+
+func TestDecodeDollarPage(t *testing.T) {
+	tok, err := Decode("$5")
+	tst.AssertNoErr(t, err)
+	pg, ok := tok.(CTPaginated)
+	tst.AssertTrue(t, ok)
+	tst.AssertEqual(t, pg.Page, 5)
+	tst.AssertEqual(t, pg.Mode, CTMNormal)
+}
+
+func TestDecodeDollarPageOne(t *testing.T) {
+	tok, err := Decode("$1")
+	tst.AssertNoErr(t, err)
+	tst.AssertTrue(t, tok.IsStart())
+	pg, ok := tok.(CTPaginated)
+	tst.AssertTrue(t, ok)
+	tst.AssertEqual(t, pg.Page, 1)
+}
+
+func TestDecodeDollarPageInvalid(t *testing.T) {
+	_, err := Decode("$abc")
+	if err == nil {
+		t.Fatalf("expected error for invalid page")
+	}
+}
+
+func TestDecodeUnknownPrefix(t *testing.T) {
+	_, err := Decode("foobar")
+	if err == nil {
+		t.Fatalf("expected error for unknown prefix")
+	}
+}
+
+func TestDecodeInvalidBase32(t *testing.T) {
+	_, err := Decode("tok_!!!")
+	if err == nil {
+		t.Fatalf("expected error for invalid base32 body")
+	}
+}
+
+func TestDecodeInvalidJSON(t *testing.T) {
+	// "tok_" prefix with valid base32 but invalid JSON content
+	_, err := Decode("tok_NBSWY3DP")
+	if err == nil {
+		t.Fatalf("expected error for invalid json body")
+	}
+}
+
+func TestDecodeJustDollar(t *testing.T) {
+	// "$" alone (length == 1) should fall through to the unknown-prefix branch
+	_, err := Decode("$")
+	if err == nil {
+		t.Fatalf("expected error for bare $")
+	}
+}
+
+func TestDecodeKnownTokenContent(t *testing.T) {
+	tok := NewKeySortToken("k1", "k2", SortASC, SortDESC, 33, Extra{})
+	encoded := tok.Token()
+
+	decoded, err := Decode(encoded)
+	tst.AssertNoErr(t, err)
+
+	tst.AssertEqual(t, decoded.Token(), encoded)
+}