Added a basic homepage

internal/context/context_test.go

@@ -0,0 +1,47 @@
+package context
+
+import (
+	"context"
+	"errors"
+	"testing"
+	"time"
+
+	"github.com/labstack/echo/v4"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestIsCanceled(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	assert.False(t, IsCanceledError(ctx.Err()))
+	cancel()
+	assert.True(t, IsCanceledError(ctx.Err()))
+
+	ctx, cancel = context.WithTimeout(context.Background(), time.Microsecond*5)
+	<-ctx.Done()
+	cancel()
+	assert.False(t, IsCanceledError(ctx.Err()))
+
+	assert.False(t, IsCanceledError(errors.New("test error")))
+}
+
+func TestCache(t *testing.T) {
+	ctx := echo.New().NewContext(nil, nil)
+
+	key := "testing"
+	value := "hello"
+	called := 0
+	callback := func(ctx echo.Context) string {
+		called++
+		return value
+	}
+
+	assert.Nil(t, ctx.Get(key))
+
+	got := Cache(ctx, key, callback)
+	assert.Equal(t, value, got)
+	assert.Equal(t, 1, called)
+
+	got = Cache(ctx, key, callback)
+	assert.Equal(t, value, got)
+	assert.Equal(t, 1, called)
+}