From 0caebc52aeeca3f0d93669dd0a388aa678c15a2c Mon Sep 17 00:00:00 2001
From: Hermann Kraus <hermr2d2@gmail.com>
Date: Thu, 28 Jun 2012 20:49:41 +0200
Subject: [PATCH] Add tests for international text.

---
 tests/visual_tests/styles/harfbuzz.xml | 46 ++++++++++++++++++++++++++
 tests/visual_tests/test.py             |  9 +++--
 2 files changed, 52 insertions(+), 3 deletions(-)
 create mode 100644 tests/visual_tests/styles/harfbuzz.xml

diff --git a/tests/visual_tests/styles/harfbuzz.xml b/tests/visual_tests/styles/harfbuzz.xml
new file mode 100644
index 000000000..af0891bfd
--- /dev/null
+++ b/tests/visual_tests/styles/harfbuzz.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE Map>
+<Map background-color="white" srs="+proj=latlong +datum=WGS84">
+    <Layer name="layer" srs="+proj=latlong +datum=WGS84">
+            <StyleName>My Style</StyleName>
+            <Datasource>
+                <Parameter name="type">shape</Parameter>
+                <Parameter name="file">../data/points.shp</Parameter>
+            </Datasource>
+    </Layer>
+
+
+    <Style name="My Style">
+        <Rule>
+            <PointSymbolizer/>
+        </Rule>
+        <Rule>
+            <!-- This is an easy test to ensure text shaping actually works. Ligatures are rendered when harfbuzz is used, but not with the old text rendering system. -->
+            <Filter>[nr] = "1"</Filter>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="16">"fi"</TextSymbolizer>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="-16">"ff"</TextSymbolizer>
+        </Rule>
+        <Rule>
+            <!-- In addition to the problem mentioned in the bug report (which seems to be gone) this the position is calculated incorrectly -->
+            <Filter>[nr] = "3"</Filter>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="16">"نامجو 17"</TextSymbolizer>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dy="-16">"#519"</TextSymbolizer>
+        </Rule>
+        <Rule>
+            <Filter>[nr] = "5"</Filter>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="-16">"زنقة الملاح"</TextSymbolizer>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dy="16">"#1154"</TextSymbolizer>
+        </Rule>
+        <Rule>
+            <!--TODO: Find suitable font! -->
+            <Filter>[nr] = "7"</Filter>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="16">"អក្សរខ្មែរ"</TextSymbolizer>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dy="-16">"#1208"</TextSymbolizer>
+        </Rule>
+        <Rule>
+            <Filter>[nr] = "9"</Filter>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="36" placement="point" dy="-16">"أڭادير"</TextSymbolizer>
+            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dy="16">"#1146"</TextSymbolizer>
+        </Rule>
+    </Style>
+</Map>
diff --git a/tests/visual_tests/test.py b/tests/visual_tests/test.py
index 86e03122f..57de9ac81 100755
--- a/tests/visual_tests/test.py
+++ b/tests/visual_tests/test.py
@@ -44,7 +44,8 @@ files = [
     {'name': "rtl-point", 'sizes': [(200, 200)]},
     {'name': "jalign-auto", 'sizes': [(200, 200)]},
     {'name': "line-offset", 'sizes':[(900, 250)],
-        'bbox': mapnik.Box2d(-5.192, 50.189, -5.174, 50.195)}
+        'bbox': mapnik.Box2d(-5.192, 50.189, -5.174, 50.195)},
+    {'name': "harfbuzz"},
     ]
 
 def render(filename, width, height, bbox, quiet=False):
@@ -78,9 +79,11 @@ if __name__ == "__main__":
        quiet = False
 
     if len(sys.argv) == 2:
-        files = [(sys.argv[1], (500, 500))]
+        files = [{"name": sys.argv[1], "sizes": sizes_few_square}]
     elif len(sys.argv) > 2:
-        files = [sys.argv[1:]]
+        files = []
+        for name in argv[1:]:
+            files.append({"name": name})
 
     for f in files:
         config = dict(defaults)