add basic toupper/tolower text conversions tests #309

test/test.gyp

@@ -60,7 +60,7 @@
         '../mapboxgl.gyp:mbgl-standalone',
       ],
       'conditions': [
-        ['OS == "mac"', { 'xcode_settings': { 'OTHER_LDFLAGS': [ '<@(ldflags)' ] }
+        ['OS == "mac"', { 'xcode_settings': { 'OTHER_LDFLAGS': [ '<@(ldflags)'] }
         }, {
           'libraries': [ '<@(ldflags)' ],
         }]
@@ -188,7 +188,25 @@
         '<(platform_library)',
       ]
     },
-
+    { 'target_name': 'text_conversions',
+      'product_name': 'test_text_conversions',
+      'type': 'executable',
+      'sources': [
+        './main.cpp',
+        './text_conversions.cpp',
+      ],
+      'dependencies': [
+        '../deps/gtest/gtest.gyp:gtest',
+        '../mapboxgl.gyp:mbgl-standalone',
+        '<(platform_library)',
+      ],
+      'conditions': [
+        ['OS == "mac"', { 'xcode_settings': { 'OTHER_LDFLAGS': [ '<@(ldflags)', '-framework Foundation' ] }
+        }, {
+          'libraries': [ '<@(ldflags)'],
+        }]
+      ]
+    },
     # Build all targets
     { 'target_name': 'test',
       'type': 'none',
@@ -202,6 +220,7 @@
         'headless',
         'style_parser',
         'comparisons',
+        'text_conversions',
       ],
     }
   ]

test/text_conversions.cpp

@@ -0,0 +1,37 @@
+#include <iostream>
+#include "gtest/gtest.h"
+
+#include <mbgl/util/utf.hpp>
+#include <mbgl/platform/platform.hpp>
+
+using namespace mbgl;
+
+TEST(TextConversions, to_upper) {
+    EXPECT_EQ(std::string("STREET"), platform::uppercase("strEEt"));  // EN
+    EXPECT_EQ(std::string("ROAD"), platform::uppercase("rOAd"));      // EN
+
+    EXPECT_EQ(std::string("STRASSE"), platform::uppercase("straße")); // DE
+    EXPECT_EQ(std::string("MASSE"), platform::uppercase("maße"));     // DE
+    EXPECT_EQ(std::string("WEISSKOPFSEEADLER"), platform::uppercase("weißkopfseeadler")); // DE
+
+    EXPECT_EQ(std::string("AZƏRBAYCAN"), platform::uppercase("Azərbaycan")); // AZ
+
+    EXPECT_EQ(std::string("ὈΔΥΣΣΕΎΣ"), platform::uppercase("Ὀδυσσεύς")); // GR
+}
+
+
+TEST(TextConversions, to_lower) {
+    EXPECT_EQ(std::string("street"), platform::lowercase("strEEt"));  // EN
+    EXPECT_EQ(std::string("road"), platform::lowercase("rOAd"));      // EN
+
+    EXPECT_EQ(std::string("straße"), platform::lowercase("Straße"));   // DE
+    EXPECT_EQ(std::string("strasse"), platform::lowercase("STRASSE")); // DE
+    EXPECT_EQ(std::string("masse"), platform::lowercase("MASSE"));     // DE
+    EXPECT_EQ(std::string("weisskopfseeadler"), platform::lowercase("weiSSkopfseeadler")); // DE
+
+    EXPECT_EQ(std::string("azərbaycan"), platform::lowercase("AZƏRBAYCAN")); // AZ
+
+    //EXPECT_EQ(std::string("ὀδυσσεύσ"), platform::lowercase("ὈΔΥΣΣΕΎΣ")); // GR
+    // nunicode can't map last Σ to word-ending ς
+
+}