1 files changed, 14 insertions, 0 deletions
diff --git a/tests/paca.mjs b/tests/paca.mjs
index 539abf6..6fcae53 100644
--- a/tests/paca.mjs
+++ b/tests/paca.mjs
@@ -2599,6 +2599,7 @@ const test_compileNFA = t => {
 		};
 		t.assertEq(compileNFA(""), expected);
 	});
+
 	t.testing("compiled sample regex", () => {
 		const nfa1 = compileNFA("(a|b)*c");
 		const expected1 = {
@@ -2743,6 +2744,19 @@ const test_compileNFA = t => {
 const test_compileDFA = t => {
 	t.start("compileDFA()");
 
+	t.testing("empty regex", () => {
+		const expected = {
+			start:  "2",
+			nodes: {
+				"2": {
+					end:         true,
+					transitions: {},
+				},
+			},
+		};
+		t.assertEq(compileDFA(""), expected);
+	});
+
 	t.testing("compiled sample regex", () => {
 		const dfa1 = compileDFA("(a|b)*c");
 		const dfa2 = compileDFA("((a+b)?c|d)*e");