Escape backticks when injecting expect.unindent...

unexpectedjs · Jun 15, 2019 · 5f62694 · 5f62694
1 parent 76dda50
commit 5f62694
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Showing 2 changed files with 31 additions and 1 deletion.
diff --git a/lib/ensureAfterHookIsRegistered.js b/lib/ensureAfterHookIsRegistered.js
@@ -8,7 +8,10 @@ const detectIndent = require('detect-indent');
 const indentString = require('./indentString');
 function stringify(obj, indentationWidth, inspect) {
   if (obj.includes('\n')) {
-    return `expect.unindent\`${indentString(obj, indentationWidth)}\``;
+    return `expect.unindent\`${indentString(
+      obj.replace(/`/g, '\\`'),
+      indentationWidth
+    )}\``;
   } else {
     return inspect(obj, indentationWidth);
   }

diff --git a/test/unexpected-snapshot.js b/test/unexpected-snapshot.js
@@ -285,6 +285,33 @@ it('should foo', function() {
       );
     });
 
+    it('should escape backticks in injected multiline snapshot', function() {
+      return expect(
+        `
+it('should foo', function() {
+  expect(
+    'foo\`\\nbar\`',
+    'to equal snapshot',
+    'bar'
+  );
+});
+      `,
+        'to come out as exactly',
+        `
+it('should foo', function() {
+  expect(
+    'foo\`\\nbar\`',
+    'to equal snapshot',
+    expect.unindent\`
+      foo\\\`
+      bar\\\`
+    \`
+  );
+});
+      `
+      );
+    });
+
     describe('with a multi line string', function() {
       it('should inject a template string with indentation', function() {
         return expect(