From 0ea271afbea406a9ebeb24712255a50cbbd5c83d Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Tue, 16 Feb 2016 21:29:30 +0000
Subject: Collapse nodes where appropriate

---
 .../mammoth/tests/html/HtmlCollapseTests.java      | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)

(limited to 'src/test')

diff --git a/src/test/java/org/zwobble/mammoth/tests/html/HtmlCollapseTests.java b/src/test/java/org/zwobble/mammoth/tests/html/HtmlCollapseTests.java
index 18716c6..8a25385 100644
--- a/src/test/java/org/zwobble/mammoth/tests/html/HtmlCollapseTests.java
+++ b/src/test/java/org/zwobble/mammoth/tests/html/HtmlCollapseTests.java
@@ -6,6 +6,7 @@ import org.zwobble.mammoth.html.Html;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.zwobble.mammoth.tests.DeepReflectionMatcher.deepEquals;
 import static org.zwobble.mammoth.util.MammothLists.list;
+import static org.zwobble.mammoth.util.MammothMaps.map;
 
 public class HtmlCollapseTests {
     @Test
@@ -14,4 +15,67 @@ public class HtmlCollapseTests {
             Html.collapse(list(Html.text("Bluebells"))),
             deepEquals(list(Html.text("Bluebells"))));
     }
+
+    @Test
+    public void consecutiveFreshElementsAreNotCollapsed() {
+        assertThat(
+            Html.collapse(list(Html.element("p"), Html.element("p"))),
+            deepEquals(list(Html.element("p"), Html.element("p"))));
+    }
+
+    @Test
+    public void consecutiveCollapsibleElementsAreCollapsedIfTheyHaveTheSameTagAndAttributes() {
+        assertThat(
+            Html.collapse(list(
+                Html.collapsibleElement("p", list(Html.text("One"))),
+                Html.collapsibleElement("p", list(Html.text("Two"))))),
+
+            deepEquals(list(Html.collapsibleElement("p", list(Html.text("One"), Html.text("Two"))))));
+    }
+
+    @Test
+    public void elementsWithDifferentTagNamesAreNotCollapsed() {
+        assertThat(
+            Html.collapse(list(
+                Html.collapsibleElement("p", list(Html.text("One"))),
+                Html.collapsibleElement("div", list(Html.text("Two"))))),
+
+            deepEquals(list(
+                Html.collapsibleElement("p", list(Html.text("One"))),
+                Html.collapsibleElement("div", list(Html.text("Two"))))));
+    }
+
+    @Test
+    public void elementsWithDifferentAttributesAreNotCollapsed() {
+        // TODO: should there be some spacing when block-level elements are collapsed?
+        assertThat(
+            Html.collapse(list(
+                Html.collapsibleElement("p", map("id", "a"), list(Html.text("One"))),
+                Html.collapsibleElement("p", list(Html.text("Two"))))),
+
+            deepEquals(list(
+                Html.collapsibleElement("p", map("id", "a"), list(Html.text("One"))),
+                Html.collapsibleElement("p", list(Html.text("Two"))))));
+    }
+
+    @Test
+    public void childrenOfCollapsedElementCanCollapseWithChildrenOfPreviousElement() {
+        assertThat(
+            Html.collapse(list(
+                Html.collapsibleElement("blockquote", list(
+                    Html.collapsibleElement("p", list(Html.text("One"))))),
+                Html.collapsibleElement("blockquote", list(
+                    Html.collapsibleElement("p", list(Html.text("Two"))))))),
+
+            deepEquals(list(
+                Html.collapsibleElement("blockquote", list(
+                    Html.collapsibleElement("p", list(Html.text("One"), Html.text("Two"))))))));
+    }
+
+    @Test
+    public void collapsibleElementCanCollapseIntoPreviousFreshElement() {
+        assertThat(
+            Html.collapse(list(Html.element("p"), Html.collapsibleElement("p"))),
+            deepEquals(list(Html.element("p"))));
+    }
 }
-- 
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