chore: more tests

callstack · May 5, 2024 · cc3f86f · cc3f86f
1 parent 5dda108
commit cc3f86f
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Showing 2 changed files with 24 additions and 5 deletions.
diff --git a/src/constructs/__tests__/unicode.test.tsx b/src/constructs/__tests__/unicode.test.tsx
@@ -1,10 +1,11 @@
 import {
   buildRegExp,
+  charClass,
+  endOfString,
   type RegexSequence,
+  startOfString,
   unicodeChar,
   unicodeProp,
-  endOfString,
-  startOfString,
 } from '../../index';
 
 function u(sequence: RegexSequence) {
@@ -68,6 +69,18 @@ test('`unicodeChar` matching', () => {
   expect(u(unicodeChar('😎'.codePointAt(0)!))).toMatchString('\u{1f60e}');
 });
 
+test('`unicodeChar` nesting matching', () => {
+  expect(
+    u(charClass(unicodeChar('a'.codePointAt(0)!), unicodeChar('ą'.codePointAt(0)!))),
+  ).toMatchString('a');
+  expect(
+    u(charClass(unicodeChar('a'.codePointAt(0)!), unicodeChar('ą'.codePointAt(0)!))),
+  ).toMatchString('ą');
+  expect(
+    u(charClass(unicodeChar('a'.codePointAt(0)!), unicodeChar('ą'.codePointAt(0)!))),
+  ).not.toMatchString('b');
+});
+
 test('`unicodeProp` pattern', () => {
   expect(unicodeProp('General_Category', 'Letter')).toEqualRegex(/\p{General_Category=Letter}/);
   expect(unicodeProp('Letter')).toEqualRegex(/\p{Letter}/);
@@ -115,3 +128,9 @@ test('`unicodeProp` matching', () => {
   expect(u(unicodeProp('Emoji'))).toMatchString('☝🏼');
   expect(u([startOfString, unicodeProp('Emoji'), endOfString])).not.toMatchString('☝🏼');
 });
+
+test('`unicodeProp` nesting matching', () => {
+  expect(u(charClass(unicodeProp('Lowercase'), unicodeProp('White_Space')))).toMatchString('a');
+  expect(u(charClass(unicodeProp('Lowercase'), unicodeProp('White_Space')))).toMatchString(' ');
+  expect(u(charClass(unicodeProp('Lowercase'), unicodeProp('White_Space')))).not.toMatchString('A');
+});
diff --git a/src/constructs/unicode.ts b/src/constructs/unicode.ts
@@ -1,7 +1,7 @@
 import { type CharacterClass, encodeCharacterClass } from './character-class';
 
 /**
- * Add a unicode character escape.
+ * Unicode character escape.
  *
  * Regex pattern:
  * - `\uXXXX`: 4-digit hex escape for code points below 0x10000.
@@ -26,9 +26,9 @@ export function unicodeChar(codePoint: number): CharacterClass {
 }
 
 /**
- * Add a unicode character class escape that matches a set of characters specified by a Unicode property.
+ * Unicode character class escape matching a set of characters specified by a Unicode property.
  *
- * Regex pattern: `\p{property}` or `\p{Property=Value}`
+ * Regex pattern: `\p{Property}` or `\p{Property=Value}`
  * @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Regular_expressions/Unicode_character_class_escape
  *
  * @param prop Unicode property name.