arrays/sum.go

@@ -1,9 +0,0 @@
-package main
-
-func Sum(numbers []int) int {
-	sum := 0
-	for _, n := range numbers {
-		sum += n
-	}
-	return sum
-}

arrays/sum_test.go

@@ -1,29 +0,0 @@
-package main
-
-import "testing"
-
-func TestSum(t *testing.T) {
-
-	t.Run("collection of 5 numbers", func(t *testing.T) {
-		numbers := []int{1, 2, 3, 4, 5}
-
-		got := Sum(numbers)
-		want := 15
-
-		if got != want {
-			t.Errorf("got %d want %d given, %v", got, want, numbers)
-		}
-	})
-
-	t.Run("collection of any size", func(t *testing.T) {
-		numbers := []int{1, 2, 3}
-
-		got := Sum(numbers)
-		want := 6
-
-		if got != want {
-			t.Errorf("got %d want %d given, %v", got, want, numbers)
-		}
-	})
-
-}

go.mod

@@ -1,3 +0,0 @@
-module github.com/halfdan/learn-go-with-tests
-
-go 1.17

hello/hello.go

@@ -1,33 +0,0 @@
-package main
-
-import "fmt"
-
-const spanish = "Spanish"
-const french = "French"
-
-const englishHelloPrefix = "Hello, "
-const spanishHelloPrefix = "Hola, "
-const frenchHelloPrefix = "Bonjour, "
-
-func Hello(name string, language string) string {
-	if name == "" {
-		name = "World"
-	}
-
-	return greetingPrefix(language) + name
-}
-
-func greetingPrefix(language string) (prefix string) {
-	switch language {
-	case french:
-		prefix = frenchHelloPrefix
-	case spanish:
-		prefix = spanishHelloPrefix
-	default:
-		prefix = englishHelloPrefix
-	}
-	return
-}
-func main() {
-	fmt.Println(Hello("world", ""))
-}

hello/hello_test.go

@@ -1,28 +0,0 @@
-package main
-
-import "testing"
-
-func TestHello(t *testing.T) {
-	assertCorrectMessage := func(t testing.TB, got, want string) {
-		t.Helper()
-		if got != want {
-			t.Errorf("got %q want %q", got, want)
-		}
-	}
-
-	t.Run("saying hello to people", func(t *testing.T) {
-		got := Hello("Chris", "")
-		want := "Hello, Chris"
-		assertCorrectMessage(t, got, want)
-	})
-	t.Run("empty string defaults to 'World'", func(t *testing.T) {
-		got := Hello("", "")
-		want := "Hello, World"
-		assertCorrectMessage(t, got, want)
-	})
-	t.Run("in Spanish", func(t *testing.T) {
-		got := Hello("Elodie", "Spanish")
-		want := "Hola, Elodie"
-		assertCorrectMessage(t, got, want)
-	})
-}

integers/adder.go

@@ -1,6 +0,0 @@
-package integers
-
-// Add takes two integers and return the sum of them.
-func Add(a, b int) int {
-	return a + b
-}

integers/adder_test.go

@@ -1,21 +0,0 @@
-package integers
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestAdder(t *testing.T) {
-	sum := Add(2, 2)
-	expected := 4
-
-	if sum != expected {
-		t.Errorf("expected %v, got %v", expected, sum)
-	}
-}
-
-func ExampleAdd() {
-	sum := Add(1, 5)
-	fmt.Println(sum)
-	// Output: 6
-}

iteration/repeat.go

@@ -1,16 +0,0 @@
-package iteration
-
-import "strings"
-
-func Repeat(character string, count int) string {
-	var repeated string
-
-	for i := 0; i < count; i++ {
-		repeated += character
-	}
-	return repeated
-}
-
-func StringsRepeat(s string, count int) string {
-	return strings.Repeat(s, count)
-}

iteration/repeat_test.go

@@ -1,32 +0,0 @@
-package iteration
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestRepeat(t *testing.T) {
-	repeated := Repeat("a", 5)
-	expected := "aaaaa"
-
-	if repeated != expected {
-		t.Errorf("expected %v, got %v", expected, repeated)
-	}
-}
-
-func BenchmarkRepeat(b *testing.B) {
-	for i := 0; i < b.N; i++ {
-		Repeat("a", 5)
-	}
-}
-func BenchmarkStringsRepeat(b *testing.B) {
-	for i := 0; i < b.N; i++ {
-		StringsRepeat("a", 5)
-	}
-}
-
-func ExampleRepeat() {
-	data := Repeat("a", 5)
-	fmt.Println(data)
-	// Outputs: aaaaa
-}