From 17c1d3d2070ee0c060c3e71a9e5868f004b2b034 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adri=C3=A1n=20Oliva?= <adrian.oliva@cimat.mx>
Date: Tue, 16 May 2023 19:52:29 -0600
Subject: Start point.

Visit https://github.com/nvh95/vite-react-template-redux to see original
template.
---
 src/features/counter/counterSlice.spec.js | 33 +++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 src/features/counter/counterSlice.spec.js

(limited to 'src/features/counter/counterSlice.spec.js')

diff --git a/src/features/counter/counterSlice.spec.js b/src/features/counter/counterSlice.spec.js
new file mode 100644
index 0000000..113526b
--- /dev/null
+++ b/src/features/counter/counterSlice.spec.js
@@ -0,0 +1,33 @@
+import counterReducer, {
+  increment,
+  decrement,
+  incrementByAmount,
+} from "./counterSlice";
+
+describe("counter reducer", () => {
+  const initialState = {
+    value: 3,
+    status: "idle",
+  };
+  it("should handle initial state", () => {
+    expect(counterReducer(undefined, { type: "unknown" })).toEqual({
+      value: 0,
+      status: "idle",
+    });
+  });
+
+  it("should handle increment", () => {
+    const actual = counterReducer(initialState, increment());
+    expect(actual.value).toEqual(4);
+  });
+
+  it("should handle decrement", () => {
+    const actual = counterReducer(initialState, decrement());
+    expect(actual.value).toEqual(2);
+  });
+
+  it("should handle incrementByAmount", () => {
+    const actual = counterReducer(initialState, incrementByAmount(2));
+    expect(actual.value).toEqual(5);
+  });
+});
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