Covering quoted term decoding/encoding behavior

tests/lib/philomena/search/QueryLexer.spec.ts

@@ -0,0 +1,31 @@
+import { QueryLexer, QuotedTermToken, Token } from "$lib/philomena/search/QueryLexer";
+
+describe('QueryLexer', () => {
+  function parseQuery(query: string): Token[] {
+    return new QueryLexer(query).parse();
+  }
+
+  describe('QuotedTermToken', () => {
+    it('should decode and encode quotes and backslash', () => {
+      const encodedQuote = `"term with \\\" inside of it"`;
+      const decodedQuote = 'term with " inside of it';
+
+      expect(QuotedTermToken.decode(encodedQuote)).toBe(decodedQuote);
+      expect(QuotedTermToken.encode(decodedQuote)).toBe(encodedQuote);
+
+      const encodedBackslash = `"term with \\\\ inside of it"`;
+      const decodedBackslash = 'term with \\ inside of it';
+
+      expect(QuotedTermToken.decode(encodedBackslash)).toBe(decodedBackslash);
+      expect(QuotedTermToken.encode(decodedBackslash)).toBe(encodedBackslash);
+    });
+
+    it('should not care for anything else', () => {
+      const encodedTerm = '"operators: , && || AND OR NOT ! ^ ? *"';
+      const decodedTerm = 'operators: , && || AND OR NOT ! ^ ? *';
+
+      expect(QuotedTermToken.decode(encodedTerm)).toBe(decodedTerm);
+      expect(QuotedTermToken.encode(decodedTerm)).toBe(encodedTerm);
+    });
+  });
+});