[issue-#3-hooks] Added integration test for after all hook

tests/integration/hooks/after_all_test.ts

@@ -0,0 +1,48 @@
+/**
+ * Purpose of this test is to ensure a test using before_each succeeds
+ */
+
+import { Rhum } from "../../../mod.ts";
+
+let suite_val = "Ed";
+let case_val = 22;
+
+Rhum.testPlan("app_test.ts", () => {
+  Rhum.afterAll(() => {
+    suite_val = "Eric";
+  });
+  // Run the first test suite
+  Rhum.testSuite("run()", () => {
+    Rhum.afterAll(() => {
+      case_val = 2;
+    });
+    Rhum.testCase("Returns true", () => {
+      // Asserting that the suite val should not have been changed by the hook (yet)
+      Rhum.asserts.assertEquals(suite_val, "Ed");
+      // Revert it back for the next test that uses it
+      suite_val = "Ed";
+      // Assert the value is kept the same (hook hasn't ran yet)
+      Rhum.asserts.assertEquals(case_val, 22);
+    });
+    Rhum.testCase("Returns false", () => {
+      // Assert the value has changes as the hook should have ran
+      Rhum.asserts.assertEquals(case_val, 2)
+    })
+  });
+
+  // Run the second test suite
+  Rhum.testSuite("close()", () => {
+    Rhum.afterAll(() => {
+      case_val = 0;
+    });
+    Rhum.testCase("Returns true", async () => {
+      // Asserting the hook should have replaced the name
+      Rhum.asserts.assertEquals(suite_val, "Eric");
+      suite_val = "Ed";
+      // Should be kept the same as the after each hook should have updated the value
+      Rhum.asserts.assertEquals(case_val, 2);
+    });
+  });
+});
+
+Rhum.run();