end

Author: tebeka

session_6/unter/api.go

@@ -14,6 +14,7 @@ type API struct {
 
 func (a *API) Health(w http.ResponseWriter, r *http.Request) {
 	// TODO: Health check
+	a.log.Info("Health", "remote", r.RemoteAddr)
 	fmt.Fprintln(w, "OK")
 }
 

session_6/unter/api_test.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"log/slog"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestAPI_Health(t *testing.T) {
+	w := httptest.NewRecorder()
+	r := httptest.NewRequest(http.MethodGet, "/health", nil)
+
+	api := API{
+		log: slog.New(slog.DiscardHandler),
+	}
+	mux := buildMux(&api)
+	mux.ServeHTTP(w, r)
+	/* Bypass mux
+	api.Health(w, mux)
+	 api.Health(w, r)
+	*/
+
+	resp := w.Result()
+	require.Equal(t, http.StatusOK, resp.StatusCode)
+}

session_6/unter/backoffice_test.go

@@ -1,10 +1,12 @@
 package main
 
 import (
+	"math"
 	"os"
 	"testing"
 
 	"github.com/goccy/go-yaml"
+	"github.com/stretchr/testify/require"
 )
 
 type priceTest struct {
@@ -14,23 +16,62 @@ type priceTest struct {
 	Want     int     `yaml:"want"`
 }
 
-func TestRidePrice(t *testing.T) {
+func loadPriceCases(t *testing.T) []priceTest {
 	data, err := os.ReadFile("testdata/price_tests.yml")
-	if err != nil {
-		t.Fatalf("failed to read test file: %v", err)
-	}
+	require.NoError(t, err, "failed to read test file")
 
 	var priceTests []priceTest
-	if err := yaml.Unmarshal(data, &priceTests); err != nil {
-		t.Fatalf("failed to parse test file: %v", err)
-	}
+	err = yaml.Unmarshal(data, &priceTests)
+	require.NoError(t, err, "failed to parse test file")
+
+	return priceTests
+}
 
-	for _, tt := range priceTests {
+func TestRidePrice(t *testing.T) {
+	for _, tt := range loadPriceCases(t) {
 		t.Run(tt.Name, func(t *testing.T) {
 			got := RidePrice(tt.Distance, tt.Shared)
-			if got != tt.Want {
-				t.Errorf("RidePrice(%v, %v) = %v, want %v", tt.Distance, tt.Shared, got, tt.Want)
-			}
+			require.Equal(t, tt.Want, got, "RidePrice(%v, %v)", tt.Distance, tt.Shared)
 		})
 	}
 }
+
+var isCI = os.Getenv("CI") != ""
+
+// In Jenkins use BUILD_NUMBER
+
+func TestInCI(t *testing.T) {
+	if !isCI {
+		t.Skip("not in CI")
+	}
+
+	t.Log("testing")
+}
+
+/* Option to run subset of tests
+go test -run Example
+go test -short # Use testing.Short() + t.Skip in your code
+Environment variable
+Build tags (//go:build web)
+*/
+
+func FuzzRidePrice(f *testing.F) {
+	/*
+		file, err := os.Create("/tmp/fuzz.txt")
+		require.NoError(f, err)
+		defer file.Close()
+	*/
+
+	f.Add(0.0, true)
+	f.Fuzz(func(t *testing.T, distance float64, shared bool) {
+
+		// Sometimes you'll need to adjust the fuzzed data
+		distance = math.Abs(distance)
+
+		//fmt.Fprintf(file, "%v %v\n", distance, shared)
+		price := RidePrice(distance, shared)
+		require.Greater(t, price, 0)
+	})
+}
+
+// go test -fuzz . -fuzztime 30s

session_6/unter/go.mod

@@ -4,10 +4,64 @@ go 1.25
 
 require (
 	github.com/goccy/go-yaml v1.19.2
+	github.com/stretchr/testify v1.11.1
+	github.com/testcontainers/testcontainers-go v0.40.0
 	go.etcd.io/bbolt v1.4.3
 )
 
 require (
-	github.com/stretchr/testify v1.11.1 // indirect
+	dario.cat/mergo v1.0.2 // indirect
+	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
+	github.com/Microsoft/go-winio v0.6.2 // indirect
+	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/containerd/errdefs v1.0.0 // indirect
+	github.com/containerd/errdefs/pkg v0.3.0 // indirect
+	github.com/containerd/log v0.1.0 // indirect
+	github.com/containerd/platforms v0.2.1 // indirect
+	github.com/cpuguy83/dockercfg v0.3.2 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/distribution/reference v0.6.0 // indirect
+	github.com/docker/docker v28.5.1+incompatible // indirect
+	github.com/docker/go-connections v0.6.0 // indirect
+	github.com/docker/go-units v0.5.0 // indirect
+	github.com/ebitengine/purego v0.8.4 // indirect
+	github.com/felixge/httpsnoop v1.0.4 // indirect
+	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/go-ole/go-ole v1.2.6 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/klauspost/compress v1.18.0 // indirect
+	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
+	github.com/magiconair/properties v1.8.10 // indirect
+	github.com/moby/docker-image-spec v1.3.1 // indirect
+	github.com/moby/go-archive v0.1.0 // indirect
+	github.com/moby/patternmatcher v0.6.0 // indirect
+	github.com/moby/sys/sequential v0.6.0 // indirect
+	github.com/moby/sys/user v0.4.0 // indirect
+	github.com/moby/sys/userns v0.1.0 // indirect
+	github.com/moby/term v0.5.0 // indirect
+	github.com/morikuni/aec v1.0.0 // indirect
+	github.com/opencontainers/go-digest v1.0.0 // indirect
+	github.com/opencontainers/image-spec v1.1.1 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
+	github.com/shirou/gopsutil/v4 v4.25.6 // indirect
+	github.com/sirupsen/logrus v1.9.3 // indirect
+	github.com/tklauser/go-sysconf v0.3.12 // indirect
+	github.com/tklauser/numcpus v0.6.1 // indirect
+	github.com/yusufpapurcu/wmi v1.2.4 // indirect
+	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0 // indirect
+	go.opentelemetry.io/otel v1.39.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.39.0 // indirect
+	go.opentelemetry.io/otel/metric v1.39.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.39.0 // indirect
+	go.opentelemetry.io/otel/trace v1.39.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.9.0 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
 	golang.org/x/sys v0.39.0 // indirect
+	google.golang.org/protobuf v1.36.10 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )