add unit tests

Author: miurahr

Makefile

@@ -16,6 +16,11 @@ $(POLY2LUA): utils/poly2lua.cpp utils/CMakeLists.txt
 	(cd utils/poly2lua; cmake ../)
 	$(MAKE) -C utils/poly2lua
 
+test:
+	cd tests \
+	lua5.1 test_tile.lua;\
+	lua5.1 test_inside.lua
+
 data:
 	$(MAKE) -C $(DATA) all
 

tests/data/18/49/152/23/90/128.meta

@@ -0,0 +1,31 @@
+#!/usr/bin/env lua5.1
+
+package.path = '../?.lua'
+
+function table_print(t1)
+    indent_string = string.rep(" ", 4)
+    if t1 then
+        for _, b in pairs(t1) do
+            print('polygon:')
+            for _, v in pairs(b) do
+                print(indent_string,'lon=',v.lon,',lat=', v.lat)
+            end
+        end
+    end
+end
+
+local osm_tile = require "osm.tile"
+local osm_data = require "osm.data"
+local x = 233816
+local y = 100256
+local z = 18
+
+print('tile.data japan test:')
+local region = assert(osm_data.get_region("japan"))
+print('ok')
+table_print(region,0)
+print('tile inside test:')
+assert(osm_tile.is_inside_region(region, x, y, z))
+print('ok')
+
+

tests/test_inside.lua

@@ -0,0 +1,34 @@
+#!/usr/bin/env lua5.1
+
+package.path = '../?.lua'
+
+local osm_tile=require "osm.tile"
+local map = "data"
+local uri = "/18/233816/100256.png"
+
+print('test with map data and uri:', uri)
+
+local x, y, z = osm_tile.get_cordination(uri, "", "png")
+
+print('get_cordination test:')
+print('x', assert(tonumber(x), 233816))
+print('y', assert(tonumber(y), 100256))
+print('z', assert(tonumber(z), 18))
+print('ok')
+local minz=15
+local maxz=18
+print('check_integrity_xyzm test:')
+assert(osm_tile.check_integrity_xyzm(x, y, z, minz, maxz))
+maxz=17
+assert(not(osm_tile.check_integrity_xyzm(x, y, z, minz, maxz)))
+print('ok')
+
+print('xyz_to_metatile_filename test:')
+local tilefile = osm_tile.xyz_to_metatile_filename(x, y, z)
+print(assert(tilefile, "18/49/152/23/90/128.meta"))
+print('ok')
+print('get_tile test:')
+local tilepath = "./"..map.."/"..tilefile
+local png, err = assert(osm_tile.get_tile(tilepath, x, y, z))
+print('ok')
+