2 files changed, 22 insertions, 1 deletions
diff --git a/src/test/java/org/zwobble/mammoth/tests/DocumentConverterTests.java b/src/test/java/org/zwobble/mammoth/tests/DocumentConverterTests.java
index 4c40800..df60d06 100644
--- a/src/test/java/org/zwobble/mammoth/tests/DocumentConverterTests.java
+++ b/src/test/java/org/zwobble/mammoth/tests/DocumentConverterTests.java
@@ -312,7 +312,7 @@ public class DocumentConverterTests {
     private Result<List<HtmlNode>> convertToHtmlResult(DocumentElement element, StyleMap styleMap) {
         DocumentToHtmlOptions options = DocumentToHtmlOptions.DEFAULT
             .idPrefix("doc-42-")
-            .styleMap(styleMap);
+            .addStyleMap(styleMap);
         return DocumentConverter.convertToHtml(element, options);
     }
 }
diff --git a/src/test/java/org/zwobble/mammoth/tests/MammothTests.java b/src/test/java/org/zwobble/mammoth/tests/MammothTests.java
index 6e5794a..288c6a2 100644
--- a/src/test/java/org/zwobble/mammoth/tests/MammothTests.java
+++ b/src/test/java/org/zwobble/mammoth/tests/MammothTests.java
@@ -168,6 +168,27 @@ public class MammothTests {
     }
 
     @Test
+    public void canUseCustomStyleMap() throws IOException {
+        assertThat(
+            convertToHtml("underline.docx", mammoth -> mammoth.addStyleMap("u => em")),
+            deepEquals(success("<p><strong>The <em>Sunset</em> Tree</strong></p>")));
+    }
+
+    @Test
+    public void mostRecentlyAddedStyleMapTakesPrecedence() throws IOException {
+        assertThat(
+            convertToHtml("underline.docx", mammoth -> mammoth.addStyleMap("u => em").addStyleMap("u => strong")),
+            deepEquals(success("<p><strong>The <strong>Sunset</strong> Tree</strong></p>")));
+    }
+
+    @Test
+    public void rulesFromPreviouslyAddedStyleMapsStillTakeEffectIfNotOverriden() throws IOException {
+        assertThat(
+            convertToHtml("underline.docx", mammoth -> mammoth.addStyleMap("u => em").addStyleMap("s => del")),
+            deepEquals(success("<p><strong>The <em>Sunset</em> Tree</strong></p>")));
+    }
+
+    @Test
     public void canExtractRawText() throws IOException {
         assertThat(
             Mammoth.extractRawText(TestData.file("simple-list.docx")),