initial import

quality/unittest/cmd/main.go

@@ -0,0 +1,12 @@
+package main
+
+import (
+	"fmt"
+
+	"golang.source-fellows.com/samples/unittest/math"
+)
+
+func main() {
+	res := math.Add(1, 2)
+	fmt.Printf("Das Ergbnis ist %v", res)
+}

quality/unittest/go.mod

@@ -0,0 +1,3 @@
+module golang.source-fellows.com/samples/unittest
+
+go 1.13

quality/unittest/math/add.go

@@ -0,0 +1,6 @@
+package math
+
+// Add adds two integer values.
+func Add(a int, b int) int {
+	return a + b
+}

quality/unittest/math/add_test.go

@@ -0,0 +1,42 @@
+package math_test
+
+import (
+	"testing"
+	"time"
+
+	"golang.source-fellows.com/samples/unittest/math"
+)
+
+func TestAdd(t *testing.T) {
+	res := math.Add(1, 2)
+	if res != 3 {
+		t.Fatalf("Not the expected result %v", res)
+	}
+
+}
+
+var testdata = []struct {
+	name   string
+	param1 int
+	param2 int
+	result int
+}{
+	{"positiv1", 1, 2, 3},
+	{"positiv2", 2, 3, 5},
+	{"negativ1", -2, 3, 5}, //stimmt nicht! - zur Demo von Testfehlern
+	{"negativ2", 2, -3, 7}, //stimmt nicht! - zur Demo von Testfehlern
+}
+
+func TestTableAdd(t *testing.T) {
+	for _, tt := range testdata {
+		t.Run(tt.name, func(t *testing.T) {
+			tt := tt
+			t.Parallel()
+			result := math.Add(tt.param1, tt.param2)
+			time.Sleep(time.Second * 1)
+			if result != tt.result {
+				t.Errorf("%v not expected. Expected: %v", result, tt.result)
+			}
+		})
+	}
+}