From 3d33d61f03ba90aaf9a15ec5dcd0e993ff46559c Mon Sep 17 00:00:00 2001
From: Alexandre Nunes <alexandrenunes@poli.ufrj.br>
Date: Tue, 15 Sep 2020 12:03:22 -0300
Subject: [PATCH] test: implement hat operator use cases

---
 __test__/index.test.ts | 50 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/__test__/index.test.ts b/__test__/index.test.ts
index 1e26026..96c9710 100755
--- a/__test__/index.test.ts
+++ b/__test__/index.test.ts
@@ -1108,6 +1108,56 @@ describe('#convert', () => {
       });
     });
 
+    describe('where its first child is a mrow and second is mo containing hat mo as utf-8', () => {
+      test('wrap it content inside hat command', () => {
+        const mathml = `
+            <root>
+              <math>
+                <mover accent="true">
+                  <mrow>
+                    <mi> x </mi>
+                    <mo> + </mo>
+                    <mi> y </mi>
+                    <mo> + </mo>
+                    <mi> z </mi>
+                  </mrow>
+                  <mo>^</mo>
+                </mover>
+              </math>
+            </root>
+          `;
+
+        const result = MathMLToLaTeX.convert(mathml);
+
+        expect(result).toBe('\\hat{x + y + z}');
+      });
+    });
+
+    describe('where its first child is a mrow and second is mo containing hat mo as encoded', () => {
+      test('wrap it content inside hat command', () => {
+        const mathml = `
+            <root>
+              <math>
+                <mover accent="true">
+                  <mrow>
+                    <mi> x </mi>
+                    <mo> + </mo>
+                    <mi> y </mi>
+                    <mo> + </mo>
+                    <mi> z </mi>
+                  </mrow>
+                  <mo>&#x2C6;</mo>
+                </mover>
+              </math>
+            </root>
+          `;
+
+        const result = MathMLToLaTeX.convert(mathml);
+
+        expect(result).toBe('\\hat{x + y + z}');
+      });
+    });
+
     describe('where its first child is a mrow and second is mo containing generic char', () => {
       test('wrap it content inside overset making generic char on top', () => {
         const mathml = `