[EuiCodeBlockImpl] element creation event; testenv mock for tests

src/components/code/_code_block.testenv.tsx

@@ -0,0 +1,33 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import React from 'react';
+export const EuiCodeBlockImpl = ({ children, inline }: any) => {
+  const snippet = <code>{children}</code>;
+  return inline ? (
+    <span>{snippet}</span>
+  ) : (
+    <div>
+      <pre>{snippet}</pre>
+    </div>
+  );
+};
+
+export const FONT_SIZES = [];
+export const PADDING_SIZES = [];