From d554072c62ee6be0d1b4bcd3bbd02b4c4977a789 Mon Sep 17 00:00:00 2001
From: Eric Lee <sdusteric@gmail.com>
Date: Fri, 10 Jun 2022 11:58:45 -0700
Subject: [PATCH 1/2] fix: fixes 9804

---
 src/cache/inmemory/__tests__/policies.ts | 74 ++++++++++++++++++++++++
 src/cache/inmemory/policies.ts           |  2 +-
 2 files changed, 75 insertions(+), 1 deletion(-)

diff --git a/src/cache/inmemory/__tests__/policies.ts b/src/cache/inmemory/__tests__/policies.ts
index d8b5d16d64c..843d7ce8542 100644
--- a/src/cache/inmemory/__tests__/policies.ts
+++ b/src/cache/inmemory/__tests__/policies.ts
@@ -1650,6 +1650,80 @@ describe("type policies", function () {
       expect(cache.extract(true)).toEqual(expectedExtraction);
     });
 
+    it("should return correct variables in read function", function () {
+      const cache = new InMemoryCache({
+        typePolicies: {
+          Country: {
+            fields: {
+              isCanada: {
+                read(_, { readField }) {
+                  return readField("name") === "CA";
+                }
+              },
+              name: {
+                read(_, { variables }) {
+                  return variables?.code;
+                }
+              }
+            }
+          }
+        }
+      });
+
+      cache.writeQuery({
+        query: gql`
+          query Countries($code: ID!) {
+            country(code: $code) {
+              name
+            }
+          }
+        `,
+        data: {
+          country: {
+            __typename: "Country",
+            name: "CA",
+          },
+        },
+        variables: {
+          code: "CA",
+        },
+      });
+
+      const expectedExtraction = {
+        ROOT_QUERY: {
+          __typename: "Query",
+          "country({\"code\":\"CA\"})": {
+            __typename: "Country",
+            name: "CA",
+          },
+        },
+      };
+
+      expect(cache.extract(true)).toEqual(expectedExtraction);
+
+      const expectedResult = {
+        country: {
+          __typename: "Country",
+          name: "CA",
+          isCanada: true,
+        },
+      };
+
+      expect(cache.readQuery({
+        query: gql`
+          query Countries($code: ID!) {
+            country(code: $code) {
+              name
+              isCanada @client
+            }
+          }
+        `,
+        variables: {
+          code: "CA",
+        },
+      })).toEqual(expectedResult);
+    });
+
     it("read and merge can cooperate through options.storage", function () {
       const cache = new InMemoryCache({
         typePolicies: {
diff --git a/src/cache/inmemory/policies.ts b/src/cache/inmemory/policies.ts
index b067265186b..19c574c0af9 100644
--- a/src/cache/inmemory/policies.ts
+++ b/src/cache/inmemory/policies.ts
@@ -912,7 +912,7 @@ function makeFieldFunctionOptions(
     canRead,
     readField<T>() {
       return policies.readField<T>(
-        normalizeReadFieldOptions(arguments, objectOrReference, context),
+        normalizeReadFieldOptions(arguments, objectOrReference, variables),
         context,
       );
     },

From ae6cb384484b747512c1f70b4abd6c0b62781146 Mon Sep 17 00:00:00 2001
From: Ben Newman <ben@apollographql.com>
Date: Fri, 10 Jun 2022 18:16:57 -0400
Subject: [PATCH 2/2] Mention PR #9808 in CHANGELOG.md.

---
 CHANGELOG.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3ea0dd87ab..b02971bbaa7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## Apollo Client 3.6.8 (unreleased)
+
+### Bug Fixes
+
+- Fix incorrect `variables` passed in `FieldFunctionOptions` for nested `readField` calls in `read` and `merge` functions. <br/>
+  [@stardustxx](https://github.com/stardustxx) in [#9808](https://github.com/apollographql/apollo-client/pull/9808)
+
 ## Apollo Client 3.6.7 (2022-06-10)
 
 ### Bug Fixes