[Breaking change] Properly escape snapshots

integration_tests/__tests__/__snapshots__/failures-test.js.snap

@@ -3,14 +3,14 @@ Object {
   "rest": " FAIL  __tests__/throw-number-test.js
   ● Test suite failed to run
 
-    Expected an Error, but \"1\" was thrown
+    Expected an Error, but \\"1\\" was thrown
 
 ",
   "summary": "Test Suites: 1 failed, 1 total
 Tests:       0 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"throw-number-test.js\".
+Ran all test suites matching \\"throw-number-test.js\\".
 ",
 }
 `;
@@ -28,7 +28,7 @@ Object {
 Tests:       0 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"throw-string-test.js\".
+Ran all test suites matching \\"throw-string-test.js\\".
 ",
 }
 `;
@@ -45,7 +45,7 @@ Object {
 Tests:       0 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"throw-object-test.js\".
+Ran all test suites matching \\"throw-object-test.js\\".
 ",
 }
 `;
@@ -97,7 +97,7 @@ Object {
 Tests:       3 failed, 3 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"assertion-count-test.js\".
+Ran all test suites matching \\"assertion-count-test.js\\".
 ",
 }
 `;

integration_tests/__tests__/__snapshots__/snapshot-serializers-test.js.snap

@@ -2,15 +2,15 @@ exports[`Snapshot serializers renders snapshot 1`] = `
 Object {
   "snapshot serializers works with default serializers 1": "
 <div
-  id="foo" />
+  id=\\"foo\\" />
 ",
   "snapshot serializers works with first plugin 1": "foo: 1",
   "snapshot serializers works with nested serializable objects 1": "foo: bar: 2",
   "snapshot serializers works with prepended plugins and default serializers 1": "
 <div
   aProp={
     Object {
-      "a": 6,
+      \\"a\\": 6,
     }
   }
   bProp={foo: 8} />

integration_tests/__tests__/__snapshots__/snapshot-test.js.snap

@@ -66,7 +66,7 @@ exports[`Snapshot works with escaped characters 1`] = `
 Tests:       1 passed, 1 total
 Snapshots:   1 added, 1 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-test.js\".
+Ran all test suites matching \\"snapshot-test.js\\".
 "
 `;
 
@@ -75,7 +75,7 @@ exports[`Snapshot works with escaped characters 2`] = `
 Tests:       2 passed, 2 total
 Snapshots:   1 added, 1 passed, 2 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-test.js\".
+Ran all test suites matching \\"snapshot-test.js\\".
 "
 `;
 
@@ -84,7 +84,7 @@ exports[`Snapshot works with escaped characters 3`] = `
 Tests:       2 passed, 2 total
 Snapshots:   2 passed, 2 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-test.js\".
+Ran all test suites matching \\"snapshot-test.js\\".
 "
 `;
 
@@ -93,7 +93,7 @@ exports[`Snapshot works with escaped regex 1`] = `
 Tests:       2 passed, 2 total
 Snapshots:   2 added, 2 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-escape-regex.js\".
+Ran all test suites matching \\"snapshot-escape-regex.js\\".
 "
 `;
 
@@ -102,7 +102,7 @@ exports[`Snapshot works with escaped regex 2`] = `
 Tests:       2 passed, 2 total
 Snapshots:   2 passed, 2 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-escape-regex.js\".
+Ran all test suites matching \\"snapshot-escape-regex.js\\".
 "
 `;
 
@@ -111,7 +111,7 @@ exports[`Snapshot works with template literal subsitutions 1`] = `
 Tests:       1 passed, 1 total
 Snapshots:   1 added, 1 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-escape-substitution-test.js\".
+Ran all test suites matching \\"snapshot-escape-substitution-test.js\\".
 "
 `;
 
@@ -120,6 +120,6 @@ exports[`Snapshot works with template literal subsitutions 2`] = `
 Tests:       1 passed, 1 total
 Snapshots:   1 passed, 1 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"snapshot-escape-substitution-test.js\".
+Ran all test suites matching \\"snapshot-escape-substitution-test.js\\".
 "
 `;

integration_tests/__tests__/__snapshots__/stack_trace-test.js.snap

@@ -3,7 +3,7 @@ exports[`Stack Trace does not print a stack trace for errors when --noStackTrace
 Tests:       3 failed, 3 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"test-error-test.js\".
+Ran all test suites matching \\"test-error-test.js\\".
 "
 `;
 
@@ -12,7 +12,7 @@ exports[`Stack Trace does not print a stack trace for matching errors when --noS
 Tests:       1 failed, 1 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"stack-trace-test.js\".
+Ran all test suites matching \\"stack-trace-test.js\\".
 "
 `;
 
@@ -21,7 +21,7 @@ exports[`Stack Trace does not print a stack trace for runtime errors when --noSt
 Tests:       0 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"runtime-error-test.js\".
+Ran all test suites matching \\"runtime-error-test.js\\".
 "
 `;
 
@@ -30,7 +30,7 @@ exports[`Stack Trace prints a stack trace for errors 1`] = `
 Tests:       3 failed, 3 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"test-error-test.js\".
+Ran all test suites matching \\"test-error-test.js\\".
 "
 `;
 
@@ -39,7 +39,7 @@ exports[`Stack Trace prints a stack trace for matching errors 1`] = `
 Tests:       1 failed, 1 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"stack-trace-test.js\".
+Ran all test suites matching \\"stack-trace-test.js\\".
 "
 `;
 
@@ -48,6 +48,6 @@ exports[`Stack Trace prints a stack trace for runtime errors 1`] = `
 Tests:       0 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching \"runtime-error-test.js\".
+Ran all test suites matching \\"runtime-error-test.js\\".
 "
 `;

integration_tests/__tests__/__snapshots__/testNamePattern-test.js.snap

@@ -3,6 +3,6 @@ exports[`test testNamePattern 1`] = `
 Tests:       2 skipped, 2 passed, 4 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites with tests matching \"should match\".
+Ran all test suites with tests matching \\"should match\\".
 "
 `;

packages/jest-config/src/__tests__/__snapshots__/normalize-test.js.snap

@@ -1,11 +1,11 @@
 exports[`Upgrade help logs a warning when \`scriptPreprocessor\` and/or \`preprocessorIgnorePatterns\` are used 1`] = `
 "● Deprecation Warning:
 
-  Option \"preprocessorIgnorePatterns\" was replaced by \"transformIgnorePatterns\", which support multiple preprocessors.
+  Option \\"preprocessorIgnorePatterns\\" was replaced by \\"transformIgnorePatterns\\", which support multiple preprocessors.
 
   Jest now treats your current configuration as:
   {
-    \"transformIgnorePatterns\": [\"bar/baz\", \"qux/quux\"]
+    \\"transformIgnorePatterns\\": [\\"bar/baz\\", \\"qux/quux\\"]
   }
 
   Please update your configuration.

packages/jest-diff/src/__tests__/__snapshots__/diff-test.js.snap

@@ -23,9 +23,9 @@ Printing internal object structure without calling \`toJSON\` instead.
 + Received
 
   Object {
--   \"line\": 1,
-+   \"line\": 2,
-    \"toJSON\": [Function toJSON],
+-   \\"line\\": 1,
++   \\"line\\": 2,
+    \\"toJSON\\": [Function toJSON],
   }"
 `;
 

packages/jest-matcher-utils/src/__tests__/__snapshots__/index-test.js.snap

@@ -1,23 +1,23 @@
-exports[`.stringify() reduces maxDepth if stringifying very large objects 1`] = `"{\"a\": 1, \"b\": [Object]}"`;
+exports[`.stringify() reduces maxDepth if stringifying very large objects 1`] = `"{\\"a\\": 1, \\"b\\": [Object]}"`;
 
-exports[`.stringify() reduces maxDepth if stringifying very large objects 2`] = `"{\"a\": 1, \"b\": {\"0\": \"test\", \"1\": \"test\", \"2\": \"test\", \"3\": \"test\", \"4\": \"test\", \"5\": \"test\", \"6\": \"test\", \"7\": \"test\", \"8\": \"test\", \"9\": \"test\"}}"`;
+exports[`.stringify() reduces maxDepth if stringifying very large objects 2`] = `"{\\"a\\": 1, \\"b\\": {\\"0\\": \\"test\\", \\"1\\": \\"test\\", \\"2\\": \\"test\\", \\"3\\": \\"test\\", \\"4\\": \\"test\\", \\"5\\": \\"test\\", \\"6\\": \\"test\\", \\"7\\": \\"test\\", \\"8\\": \\"test\\", \\"9\\": \\"test\\"}}"`;
 
 exports[`.stringify() toJSON errors when comparing two objects 1`] = `
 "expect(received).toEqual(expected)
 
 Expected value to equal:
-  {\"b\": 1, \"toJSON\": [Function toJSON]}
+  {\\"b\\": 1, \\"toJSON\\": [Function toJSON]}
 Received:
-  {\"a\": 1, \"toJSON\": [Function toJSON]}
+  {\\"a\\": 1, \\"toJSON\\": [Function toJSON]}
 
 Difference:
 
 - Expected
 + Received
 
  Object {
--  \"b\": 1,
-+  \"a\": 1,
-   \"toJSON\": [Function toJSON],
+-  \\"b\\": 1,
++  \\"a\\": 1,
+   \\"toJSON\\": [Function toJSON],
  }"
 `;