feat: array_to_sentence_string and number_of_words filters from Jekyll, #443

2026-09-18 05:50:43 -07:00 · 2024-05-13 00:38:52 +08:00
parent b12eb8ab4b
commit 50253a98ca
9 changed files with 303 additions and 10 deletions
@@ -238,4 +238,100 @@ describe('filters/string', function () {
      expect(liquid.parseAndRenderSync('{{ "a \n b  c" | normalize_whitespace }}')).toEqual('a b c')
    })
  })
+  describe('number_of_words', () => {
+    it('should count words of Latin sentence', async () => {
+      const html = await liquid.parseAndRender('{{ "I\'m not hungry" | number_of_words: "auto"}}')
+      expect(html).toEqual('3')
+    })
+
+    it('should count words of mixed sentence', async () => {
+      const html = await liquid.parseAndRender('{{ "Hello world!" | number_of_words }}')
+      expect(html).toEqual('2')
+    })
+
+    it('should count words of CJK sentence', async () => {
+      const html = await liquid.parseAndRender('{{ "你好hello世界world" | number_of_words }}')
+      expect(html).toEqual('1')
+    })
+
+    it('should count words of CJK sentence with mode "cjk"', async () => {
+      const html = await liquid.parseAndRender('{{ "你好hello世界world" | number_of_words: "cjk" }}')
+      expect(html).toEqual('6')
+    })
+
+    it('should count words of CJK sentence with mode "auto"', async () => {
+      const html = await liquid.parseAndRender('{{ "你好hello世界world" | number_of_words: "auto" }}')
+      expect(html).toEqual('6')
+    })
+    it('should handle empty input', async () => {
+      const html = await liquid.parseAndRender('{{ "" | number_of_words }}')
+      expect(html).toEqual('0')
+    })
+
+    it('should handle input with only whitespace', async () => {
+      const html = await liquid.parseAndRender('{{ "   " | number_of_words }}')
+      expect(html).toEqual('0')
+    })
+
+    it('should count words with punctuation marks', async () => {
+      const html = await liquid.parseAndRender('{{ "Hello! This is a test." | number_of_words }}')
+      expect(html).toEqual('5')
+    })
+
+    it('should count words with special characters', async () => {
+      const html = await liquid.parseAndRender('{{ "This is a test with special characters: !@#$%^&*()-_+=`~[]{};:\'\\"\\|<,>.?/" | number_of_words }}')
+      expect(html).toEqual('8')
+    })
+
+    it('should count words with multiple spaces between words', async () => {
+      const html = await liquid.parseAndRender('{{ "   Hello    world!    " | number_of_words }}')
+      expect(html).toEqual('2')
+    })
+
+    it('should count words with mixed CJK characters', async () => {
+      const html = await liquid.parseAndRender('{{ "你好こんにちは안녕하세요" | number_of_words: "cjk" }}')
+      expect(html).toEqual('12')
+    })
+  })
+  describe('array_to_sentence_string', () => {
+    it('should handle an empty array', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: [] })
+      expect(html).toEqual('')
+    })
+
+    it('should handle an array with one element', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: ['apple'] })
+      expect(html).toEqual('apple')
+    })
+
+    it('should handle an array with two elements', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: ['apple', 'banana'] })
+      expect(html).toEqual('apple and banana')
+    })
+
+    it('should handle an array with more than two elements', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: ['apple', 'banana', 'orange'] })
+      expect(html).toEqual('apple, banana, and orange')
+    })
+
+    it('should handle an array with custom connector', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string: "or" }}', { arr: ['apple', 'banana', 'orange'] })
+      expect(html).toEqual('apple, banana, or orange')
+    })
+
+    it('should handle an array of numbers', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: [1, 2, 3] })
+      expect(html).toEqual('1, 2, and 3')
+    })
+
+    it('should handle an array of mixed types', async () => {
+      const html = await liquid.parseAndRender('{{ arr | array_to_sentence_string }}', { arr: ['apple', 2, 'orange'] })
+      expect(html).toEqual('apple, 2, and orange')
+    })
+
+    it('should handle an array of mixed types', async () => {
+      const html = await liquid.parseAndRender('{{ "foo,bar,baz" | split: "," | array_to_sentence_string }}')
+      expect(html).toEqual('foo, bar, and baz')
+    })
+  })
 })