1 files changed, 53 insertions, 0 deletions
diff --git a/scanners_test.go b/scanners_test.go
new file mode 100644
index 0000000..cab697e
--- /dev/null
+++ b/scanners_test.go
@@ -0,0 +1,53 @@
+package unilex
+
+import "testing"
+
+func TestScanNumber(t *testing.T) {
+	testCases := []struct {
+		Input    string
+		Expected bool
+		Pos      int
+	}{
+		{"asd", false, 0},
+		{"asd123", false, 0},
+		{"123", true, 3},
+		{"123asd", true, 3},
+		{"123.321", true, 7},
+	}
+	for _, tc := range testCases {
+		l := New(tc.Input)
+		actual := ScanNumber(l)
+		if actual != tc.Expected {
+			t.Errorf("Input: %s expected scan result: %v actual: %v", tc.Input, tc.Expected, actual)
+		}
+		if l.Pos != tc.Pos {
+			t.Errorf("Input: %s expected scan position: %d actual: %d", tc.Input, tc.Pos, l.Pos)
+		}
+	}
+}
+
+func TestScanAlphaNum(t *testing.T) {
+	testCases := []struct {
+		Input    string
+		Expected bool
+		Pos      int
+	}{
+		{"asd", true, 3},
+		{"asd123", true, 6},
+		{"123", false, 0},
+		{"123asd", false, 0},
+		{"123.321", false, 0},
+		{"asd!dsa", true, 3},
+		{"asd dsa", true, 3},
+	}
+	for _, tc := range testCases {
+		l := New(tc.Input)
+		actual := ScanAlphaNum(l)
+		if actual != tc.Expected {
+			t.Errorf("Input: %s expected scan result: %v actual: %v", tc.Input, tc.Expected, actual)
+		}
+		if l.Pos != tc.Pos {
+			t.Errorf("Input: %s expected scan position: %d actual: %d", tc.Input, tc.Pos, l.Pos)
+		}
+	}
+}