test: Add now-successful tests for anchors on tagged collections

eemeli · Mar 27, 2021 · f12ff89 · f12ff89
1 parent ea7aba7
commit f12ff89
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/tests/doc/anchors.js b/tests/doc/anchors.js
@@ -38,6 +38,23 @@ test('circular reference', () => {
   expect(String(doc)).toBe(src)
 })
 
+describe('anchor on tagged collection', () => {
+  test('!!set', () => {
+    const res = YAML.parse('- &a !!set { 1, 2 }\n- *a\n')
+    expect(Array.from(res[0])).toMatchObject([1, 2])
+    expect(res[1]).toBe(res[0])
+  })
+
+  test('!!omap', () => {
+    const res = YAML.parse('- &a !!omap [ 1: 1, 2: 2 ]\n- *a\n')
+    expect(Array.from(res[0])).toMatchObject([
+      [1, 1],
+      [2, 2]
+    ])
+    expect(res[1]).toBe(res[0])
+  })
+})
+
 describe('create', () => {
   test('node.anchor', () => {
     const doc = YAML.parseDocument('[{ a: A }, { b: B }]')