Merge branch 'next' into timestamp

src/core/server/models/connection.spec.ts

@@ -0,0 +1,59 @@
+import { getPageInfo } from "./connection";
+
+it("handles when there is none requested", () => {
+  const pageInfo = getPageInfo({ first: 0 }, []);
+
+  expect(pageInfo).toEqual({
+    hasNextPage: false,
+    hasPreviousPage: false,
+    startCursor: null,
+    endCursor: null,
+  });
+});
+
+it("handles when there is no edges", () => {
+  const pageInfo = getPageInfo({ first: 10 }, []);
+
+  expect(pageInfo).toEqual({
+    hasNextPage: false,
+    hasPreviousPage: false,
+    startCursor: null,
+    endCursor: null,
+  });
+});
+
+it("handles when there is more edges than requested", () => {
+  const pageInfo = getPageInfo({ first: 1 }, [
+    {
+      node: null,
+      cursor: 1,
+    },
+    {
+      node: null,
+      cursor: 2,
+    },
+  ]);
+
+  expect(pageInfo).toEqual({
+    hasNextPage: true,
+    hasPreviousPage: false,
+    startCursor: null,
+    endCursor: 1,
+  });
+});
+
+it("handles when there is exactly as many edges as requested", () => {
+  const pageInfo = getPageInfo({ first: 1 }, [
+    {
+      node: null,
+      cursor: 1,
+    },
+  ]);
+
+  expect(pageInfo).toEqual({
+    hasNextPage: false,
+    hasPreviousPage: false,
+    startCursor: null,
+    endCursor: 1,
+  });
+});