Make CreateTestContext public without importing net/http/httptest

test_helpers.go

@@ -0,0 +1,13 @@
+package gin
+
+import (
+	"net/http"
+)
+
+func CreateTestContext(w http.ResponseWriter) (c *Context, r *Engine) {
+	r = New()
+	c = r.allocateContext()
+	c.reset()
+	c.writermem.reset(w)
+	return
+}