From 039e5d997abd518b82c62caf3578f59d639164de Mon Sep 17 00:00:00 2001
From: dev-kojo-cmd <kojoaidoo71@gmail.com>
Date: Sat, 18 Apr 2026 15:41:41 +0000
Subject: [PATCH 1/3] feat: update go workflow

---
 .github/workflows/ci-cd.yaml | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci-cd.yaml b/.github/workflows/ci-cd.yaml
index 77956b1..86b111b 100644
--- a/.github/workflows/ci-cd.yaml
+++ b/.github/workflows/ci-cd.yaml
@@ -1,11 +1,19 @@
 name: Test CI/CD Pipeline
-on: push
+on: 
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
 jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Set up Go
+        uses: actions/setup-go@v6
+        with:
+          go-version: '1.20'
       - name: Run tests
-        run: echo "Running tests..."
+        run: go test -v ./...
 
  

From 0f598e386642c925521e885939b7c52c1784dd00 Mon Sep 17 00:00:00 2001
From: dev-kojo-cmd <kojoaidoo71@gmail.com>
Date: Sat, 18 Apr 2026 15:45:14 +0000
Subject: [PATCH 2/3] update go version

---
 .github/workflows/ci-cd.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci-cd.yaml b/.github/workflows/ci-cd.yaml
index 86b111b..08b257a 100644
--- a/.github/workflows/ci-cd.yaml
+++ b/.github/workflows/ci-cd.yaml
@@ -12,7 +12,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v6
         with:
-          go-version: '1.20'
+          go-version: '1.25.4'
       - name: Run tests
         run: go test -v ./...
 

From b366ca60b803feb8d2a638ba0a8513c3c924a072 Mon Sep 17 00:00:00 2001
From: dev-kojo-cmd <kojoaidoo71@gmail.com>
Date: Sat, 18 Apr 2026 15:51:17 +0000
Subject: [PATCH 3/3] feat:  add unit tests

---
 mathops.go      |  4 ++++
 mathops_test.go | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/mathops.go b/mathops.go
index d372526..d9d42fc 100644
--- a/mathops.go
+++ b/mathops.go
@@ -14,3 +14,7 @@ func Multiply(a, b int) int {
 func IsEven(n int) bool {
 	return n%2 == 0
 }
+
+func displayName(name string) string {
+	return "Hello, " + name + "!"
+}
diff --git a/mathops_test.go b/mathops_test.go
index 40191d7..a27c705 100644
--- a/mathops_test.go
+++ b/mathops_test.go
@@ -66,3 +66,23 @@ func TestIsEven(t *testing.T) {
 		})
 	}
 }
+
+func TestDisplayName(t *testing.T) {
+	tests := []struct {
+		name string
+		input string
+		want string
+	}{
+		{name: "regular name", input: "Alice", want: "Hello, Alices!"},
+		{name: "empty name", input: "", want: "Hello, !"},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := displayName(tt.input)
+			if got != tt.want {
+				t.Fatalf("displayName(%q) = %q, want %q", tt.input, got, tt.want)
+			}
+		})
+	}
+}