From fb1ef83ed75b0c5af640ff2546c0cbf10900892d Mon Sep 17 00:00:00 2001
From: Sergey Grigoriev <sergey.grigoriev@sbb.ch>
Date: Tue, 16 Jul 2024 09:22:21 +0200
Subject: [PATCH] fix: set Content-Type for POST request

---
 .../maven/plugins/markdown2html/github/GitHubHttpClient.java   | 3 ++-
 .../plugins/markdown2html/github/GitHubHttpClientTest.java     | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/main/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClient.java b/src/main/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClient.java
index 96bf08e..2a36632 100644
--- a/src/main/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClient.java
+++ b/src/main/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClient.java
@@ -5,6 +5,7 @@
 import org.apache.hc.client5.http.classic.methods.HttpPost;
 import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
 import org.apache.hc.client5.http.impl.classic.HttpClients;
+import org.apache.hc.core5.http.ContentType;
 import org.apache.hc.core5.http.HttpHeaders;
 import org.apache.hc.core5.http.HttpStatus;
 import org.apache.hc.core5.http.io.HttpClientResponseHandler;
@@ -35,7 +36,7 @@ public String convertMarkdownToHtml(String markdown) throws IOException {
             }
 
             MarkdownRequest markdownRequest = new MarkdownRequest(GFM, markdown);
-            httpPost.setEntity(new StringEntity(markdownRequest.toJSON()));
+            httpPost.setEntity(new StringEntity(markdownRequest.toJSON(), ContentType.APPLICATION_JSON));
 
             return executeRequest(httpClient, httpPost);
         }
diff --git a/src/test/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClientTest.java b/src/test/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClientTest.java
index 82e7820..821c51f 100644
--- a/src/test/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClientTest.java
+++ b/src/test/java/ch/sbb/maven/plugins/markdown2html/github/GitHubHttpClientTest.java
@@ -13,7 +13,8 @@ class GitHubHttpClientTest {
     public static Stream<Arguments> convertMarkdownToHtml_validMarkdown_returnsHtml_parameters() {
         return Stream.of(
                 Arguments.of("", ""),
-                Arguments.of("Hello, **world**!", "<p>Hello, <strong>world</strong>!</p>")
+                Arguments.of("Hello, **world**!", "<p>Hello, <strong>world</strong>!</p>"),
+                Arguments.of("# Façade", "<h1>Façade</h1>")
         );
     }