implement myMath module

go/03-modules/go.mod

@@ -0,0 +1,5 @@
+module gitty.informatik.hs-mannheim.de/steger/pr3-code/go/03-modules/myMath
+
+go 1.25.0
+
+require github.com/google/uuid v1.6.0

go/03-modules/go.sum

@@ -0,0 +1,2 @@
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=

go/03-modules/main.go

@@ -1,5 +1,19 @@
 package main
 
-func main() {
+import (
+	"fmt"
 
+	mm "gitty.informatik.hs-mannheim.de/steger/pr3-code/go/03-modules/myMath"
+	//_ "gitty.informatik.hs-mannheim.de/steger/pr3-code/go/03-modules/myMath"
+
+	"github.com/google/uuid"
+	//run go get github.com/google/uuid
+	//or go mod tidy => go.sum
+)
+
+func main() {
+	fmt.Println(mm.Add(1, 2))
+
+	id := uuid.New()
+	fmt.Println("Generated UUID:", id)
 }

go/03-modules/myMath/math_test.go

@@ -0,0 +1,35 @@
+package myMath_test
+
+import (
+	"testing"
+
+	"gitty.informatik.hs-mannheim.de/steger/pr3-code/go/03-modules/myMath"
+)
+
+func TestAdd(t *testing.T) {
+	sum := myMath.Add(2, 3)
+	if sum != 5 {
+		t.Errorf("Add(2,3) = %v, want %v", sum, 5)
+	}
+}
+
+func TestMin(t *testing.T) {
+	type args struct {
+		in0 int
+		in1 int
+	}
+	tests := []struct {
+		name string
+		args args
+		want int
+	}{
+		{"first greater", args{3, 2}, 2},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := myMath.Min(tt.args.in0, tt.args.in1); got != tt.want {
+				t.Errorf("Min() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}