planning

node_modules/apollo-cache-inmemory/lib/__tests__/fragmentMatcher.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var tslib_1 = require("tslib");
+var fragmentMatcher_1 = require("../fragmentMatcher");
+var objectCache_1 = require("../objectCache");
+var inMemoryCache_1 = require("../inMemoryCache");
+var graphql_tag_1 = tslib_1.__importDefault(require("graphql-tag"));
+describe('FragmentMatcher', function () {
+    it('can match against the root Query', function () {
+        var cache = new inMemoryCache_1.InMemoryCache({
+            addTypename: true,
+        });
+        var query = graphql_tag_1.default(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n      query AllPeople {\n        people {\n          id\n          name\n        }\n        ...PeopleTypes\n      }\n      fragment PeopleTypes on Query {\n        __type(name: \"Person\") {\n          name\n          kind\n        }\n      }\n    "], ["\n      query AllPeople {\n        people {\n          id\n          name\n        }\n        ...PeopleTypes\n      }\n      fragment PeopleTypes on Query {\n        __type(name: \"Person\") {\n          name\n          kind\n        }\n      }\n    "])));
+        var data = {
+            people: [
+                {
+                    __typename: 'Person',
+                    id: 123,
+                    name: 'Ben',
+                },
+            ],
+            __type: {
+                __typename: '__Type',
+                name: 'Person',
+                kind: 'OBJECT',
+            },
+        };
+        cache.writeQuery({ query: query, data: data });
+        expect(cache.readQuery({ query: query })).toEqual(data);
+    });
+});
+describe('IntrospectionFragmentMatcher', function () {
+    it('will throw an error if match is called if it is not ready', function () {
+        var ifm = new fragmentMatcher_1.IntrospectionFragmentMatcher();
+        expect(function () { return ifm.match(); }).toThrowError(/called before/);
+    });
+    it('can be seeded with an introspection query result', function () {
+        var ifm = new fragmentMatcher_1.IntrospectionFragmentMatcher({
+            introspectionQueryResultData: {
+                __schema: {
+                    types: [
+                        {
+                            kind: 'UNION',
+                            name: 'Item',
+                            possibleTypes: [
+                                {
+                                    name: 'ItemA',
+                                },
+                                {
+                                    name: 'ItemB',
+                                },
+                            ],
+                        },
+                    ],
+                },
+            },
+        });
+        var store = objectCache_1.defaultNormalizedCacheFactory({
+            a: {
+                __typename: 'ItemB',
+            },
+        });
+        var idValue = {
+            type: 'id',
+            id: 'a',
+            generated: false,
+        };
+        var readStoreContext = {
+            store: store,
+            returnPartialData: false,
+            hasMissingField: false,
+            cacheRedirects: {},
+        };
+        expect(ifm.match(idValue, 'Item', readStoreContext)).toBe(true);
+        expect(ifm.match(idValue, 'NotAnItem', readStoreContext)).toBe(false);
+    });
+});
+var templateObject_1;
+//# sourceMappingURL=fragmentMatcher.js.map