refactor: nettests is now an internal package (#165)

I'm moving everything into internal packages since this ain't a library.

While there, remove typo that was causing a build breakage.

internal/nettests/http_invalid_request_line.go

@@ -0,0 +1,43 @@
+package nettests
+
+import (
+	"errors"
+)
+
+// HTTPInvalidRequestLine test implementation
+type HTTPInvalidRequestLine struct {
+}
+
+// Run starts the test
+func (h HTTPInvalidRequestLine) Run(ctl *Controller) error {
+	builder, err := ctl.Session.NewExperimentBuilder(
+		"http_invalid_request_line",
+	)
+	if err != nil {
+		return err
+	}
+	return ctl.Run(builder, []string{""})
+}
+
+// HTTPInvalidRequestLineTestKeys for the test
+type HTTPInvalidRequestLineTestKeys struct {
+	IsAnomaly bool `json:"-"`
+}
+
+// GetTestKeys generates a summary for a test run
+func (h HTTPInvalidRequestLine) GetTestKeys(tk map[string]interface{}) (interface{}, error) {
+	testKeys := HTTPInvalidRequestLineTestKeys{IsAnomaly: false}
+
+	tampering, ok := tk["tampering"].(bool)
+	if !ok {
+		return testKeys, errors.New("tampering is not bool")
+	}
+	testKeys.IsAnomaly = tampering
+
+	return testKeys, nil
+}
+
+// LogSummary writes the summary to the standard output
+func (h HTTPInvalidRequestLine) LogSummary(s string) error {
+	return nil
+}