commit fbaed6d6d83454bbb4f1bd39f33f380e5ab12e82
Author: Tanmai Khanna <khanna.tanmai@gmail.com>
Date:   Tue Jul 7 15:11:31 2020 +0530

    Postchunk wordbound blank test

diff --git a/tests/data/apertium-nno-nob.nno-nob.t3x b/tests/data/apertium-nno-nob.nno-nob.t3x
index 519c465..a52713d 100644
--- a/tests/data/apertium-nno-nob.nno-nob.t3x
+++ b/tests/data/apertium-nno-nob.nno-nob.t3x
@@ -14,6 +14,9 @@
     <def-cat n="nomacro">
       <cat-item name="nomacro"/>
     </def-cat>
+    <def-cat n="n_n">
+      <cat-item name="n_n"/>
+    </def-cat>
   </section-def-cats>
 
 
@@ -133,5 +136,24 @@
       </action>
     </rule>
 
+    <rule comment="CHUNK: blank n_n"> <!-- dummy rule for blank testing -->
+      <pattern>
+        <pattern-item n="n_n"/>
+      </pattern>
+      <action>
+        <let><clip pos="2" part="art"/><clip pos="0" part="art"/></let>
+        <out>
+          <lu><clip pos="2" part="whole"/></lu>
+          <b pos="1"/>
+          <lu><clip pos="1" part="whole"/></lu>
+          <b/>
+          <mlu>
+            <lu><clip pos="1" part="lemh"/></lu>
+            <lu><clip pos="2" part="lem"/></lu>
+          </mlu>
+        </out>
+      </action>
+    </rule>
+
   </section-rules>
 </postchunk>
diff --git a/tests/postchunk/__init__.py b/tests/postchunk/__init__.py
index 0de8c3e..52c9ef3 100644
--- a/tests/postchunk/__init__.py
+++ b/tests/postchunk/__init__.py
@@ -107,6 +107,9 @@ class UseMacroPostchunkTest(PostchunkTest):
     inputs =          ["^thing<thing><sg>{^thing<thing><ND>$}$"]
     expectedOutputs = ["^thing<thing><sg>$"]
 
+class WordboundBlankTest(PostchunkTest):
+    inputs =          ["^n_n<SN><sg>{[[t:b:123456]]^worda<n><ND><m>$ ;[testblank] [[t:s:xyzab12]]^wordb# xyz<n><ND><f>$}$"]
+    expectedOutputs = ["[[t:s:xyzab12]]^wordb# xyz<n><ND><f>$ ;[testblank] [[t:b:123456]]^worda<n><ND><m>$ [[t:b:123456; t:s:xyzab12]]^worda+wordb# xyz$"]
 
 class BincompatTest(SimplePostchunkTest):
     bindata = "data/bincompat.t3x.bin"