test: simplified 'general newilne' \R case

regex_test.go

@@ -607,7 +607,18 @@ var findTests = []FindTest{
 			30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36),
 	},
 
-	{`^\s*BEGIN\R\s*.*\R`, `	BEGIN
+	// https://github.com/kkos/oniguruma/blob/2a25d8c2c4699c57f4d456ccd13149c0c714723d/test/test_back.c#LL629C1-L631C25
+	{"\\R", "\r\n", build(1, 0, 2)},
+	{"\\R", "\r", build(1, 0, 1)},
+	{"\\R", "\n", build(1, 0, 1)},
+
+	{`b\R.*\R`, "ab\nc\n", build(1, 1, 5)},
+	// equivalent, from Linguist dataset
+	{`^\s*BEGIN\R\s*.*\R`, "\tBEGIN\n\tMultiUse = -1  'True\n", build(1, 0, 29)},
+}
+
+func TestOne(t *testing.T) {
+	s := `	BEGIN
 	MultiUse = -1  'True
 `, build(1, 0, 29)},
 }