Allow single string projections, see #63

mappyfile.pyproj

@@ -11,7 +11,7 @@
     <Name>mappyfile</Name>
     <RootNamespace>mappyfile</RootNamespace>
     <InterpreterId>MSBuild|mappyfile3|$(MSBuildProjectFullPath)</InterpreterId>
-    <StartupFile>tests\mapfiles\profiler.py</StartupFile>
+    <StartupFile>tests\test_pprint.py</StartupFile>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
     <DebugSymbols>true</DebugSymbols>

mappyfile/pprint.py

@@ -211,7 +211,11 @@ def process_projection(self, key, lst, level):
 
         lines = [self.add_start_line(key, level)]
 
-        if len(lst) == 1 and lst[0].upper() == "AUTO":
+        if self.quoter.is_string(lst):
+            val = self.quoter.add_quotes(lst)
+            # the value has been manually set to a single string projection
+            lines.append(u"{}{}".format(self.whitespace(level, 2), val))
+        elif len(lst) == 1 and lst[0].upper() == "AUTO":
             lines.append(u"{}{}".format(self.whitespace(level, 2), "AUTO"))
         else:
             for v in lst:

tests/test_pprint.py

@@ -296,6 +296,19 @@ def test_auto_projection():
     assert(s == "MAP PROJECTION AUTO END END")
 
 
+
+def test_single_string_projection():
+    d = {
+    "projection": "init=epsg:4326",
+    "__type__": "map"
+    }
+
+    pp = PrettyPrinter(indent=0, quote="'", newlinechar=" ")
+    s = pp.pprint(d)
+    print(s)
+    assert(s == "MAP PROJECTION 'init=epsg:4326' END END")
+
+
 def test_print_boolean():
     d = {
         "transform": True,
@@ -375,6 +388,6 @@ def run_tests():
 
 if __name__ == "__main__":
     logging.basicConfig(level=logging.INFO)
-    # test_get_ref_attribute_properties()
-    run_tests()
+    test_single_string_projection()
+    # run_tests()
     print("Done!")