[🤖] Add Unit-Tests

cursortoken/tokenPaginate_test.go

@@ -0,0 +1,61 @@
+package cursortoken
+
+import (
+	"git.blackforestbytes.com/BlackForestBytes/goext/tst"
+	"testing"
+)
+
+func TestPageToken(t *testing.T) {
+	tok := Page(5)
+	tst.AssertEqual(t, tok.Token(), "$5")
+	tst.AssertFalse(t, tok.IsEnd())
+	tst.AssertFalse(t, tok.IsStart())
+}
+
+func TestPageTokenOne(t *testing.T) {
+	tok := Page(1)
+	tst.AssertEqual(t, tok.Token(), "$1")
+	tst.AssertFalse(t, tok.IsEnd())
+	tst.AssertTrue(t, tok.IsStart())
+}
+
+func TestPageTokenLarge(t *testing.T) {
+	tok := Page(123456)
+	tst.AssertEqual(t, tok.Token(), "$123456")
+}
+
+func TestPageTokenZero(t *testing.T) {
+	tok := Page(0)
+	tst.AssertEqual(t, tok.Token(), "$0")
+	tst.AssertFalse(t, tok.IsEnd())
+	tst.AssertFalse(t, tok.IsStart())
+}
+
+func TestPageEndToken(t *testing.T) {
+	tok := PageEnd()
+	tst.AssertEqual(t, tok.Token(), "$end")
+	tst.AssertTrue(t, tok.IsEnd())
+	tst.AssertFalse(t, tok.IsStart())
+}
+
+func TestPaginatedStartMode(t *testing.T) {
+	tok := CTPaginated{Mode: CTMStart, Page: 0}
+	tst.AssertEqual(t, tok.Token(), "$1")
+	tst.AssertTrue(t, tok.IsStart())
+	tst.AssertFalse(t, tok.IsEnd())
+}
+
+func TestPaginatedEndMode(t *testing.T) {
+	tok := CTPaginated{Mode: CTMEnd, Page: 99}
+	tst.AssertEqual(t, tok.Token(), "$end")
+	tst.AssertTrue(t, tok.IsEnd())
+}
+
+func TestPaginatedRoundTrip(t *testing.T) {
+	for _, page := range []int{2, 3, 7, 100, 9999} {
+		tok := Page(page)
+		decoded, err := Decode(tok.Token())
+		tst.AssertNoErr(t, err)
+		tst.AssertEqual(t, decoded.Token(), tok.Token())
+	}
+}