[test] add .test.cpp suffix to test case files

1 files changed, 115 insertions, 0 deletions

diff --git a/test/style/style.test.cpp b/test/style/style.test.cpp
new file mode 100644
index 0000000000..41f12f6ff7
--- /dev/null
+++ b/test/style/style.test.cpp
@@ -0,0 +1,115 @@
+#include <mbgl/test/util.hpp>
+#include <mbgl/test/stub_file_source.hpp>
+
+#include <mbgl/style/style.hpp>
+#include <mbgl/style/source_impl.hpp>
+#include <mbgl/style/layer.hpp>
+#include <mbgl/util/io.hpp>
+#include <mbgl/util/run_loop.hpp>
+
+using namespace mbgl;
+using namespace mbgl::style;
+
+TEST(Style, UnusedSource) {
+    util::RunLoop loop;
+
+    StubFileSource fileSource;
+    Style style { fileSource, 1.0 };
+
+    auto now = Clock::now();
+
+    style.setJSON(util::read_file("test/fixtures/resources/style-unused-sources.json"));
+
+    // If we haven't calculated whether the source is used, we have to assume it is used.
+    EXPECT_FALSE(style.isLoaded());
+
+    style.cascade(now, MapMode::Still);
+    style.recalculate(0, now, MapMode::Still);
+
+    Source* usedSource = style.getSource("usedsource");
+    EXPECT_TRUE(usedSource);
+    EXPECT_TRUE(usedSource->baseImpl->isLoaded());
+
+    Source* unusedSource = style.getSource("unusedsource");
+    EXPECT_TRUE(unusedSource);
+    EXPECT_FALSE(unusedSource->baseImpl->isLoaded());
+
+    Layer* unusedLayer = style.getLayer("unusedlayervisibility");
+    EXPECT_TRUE(unusedLayer);
+
+    unusedLayer->setVisibility(mbgl::style::VisibilityType::Visible);
+
+    style.relayout();
+    EXPECT_FALSE(unusedSource->baseImpl->isLoaded());
+
+    // Style loads sources upon request when recalculating style.
+    style.recalculate(0, now, MapMode::Still);
+    EXPECT_TRUE(unusedSource->baseImpl->isLoaded());
+}
+
+TEST(Style, UnusedSourceActiveViaClassUpdate) {
+    util::RunLoop loop;
+
+    StubFileSource fileSource;
+    Style style { fileSource, 1.0 };
+
+    style.setJSON(util::read_file("test/fixtures/resources/style-unused-sources.json"));
+    EXPECT_TRUE(style.addClass("visible"));
+    EXPECT_TRUE(style.hasClass("visible"));
+
+    auto now = Clock::now();
+
+    style.cascade(now, MapMode::Still);
+    style.recalculate(0, now, MapMode::Still);
+
+    Source *unusedSource = style.getSource("unusedsource");
+    EXPECT_TRUE(unusedSource);
+    EXPECT_TRUE(unusedSource->baseImpl->isLoaded());
+
+    // Style classes should be cleared upon new style load.
+    style.setJSON(util::read_file("test/fixtures/resources/style-unused-sources.json"));
+    EXPECT_FALSE(style.hasClass("visible"));
+
+    now = Clock::now();
+
+    style.cascade(now, MapMode::Still);
+    style.recalculate(0, now, MapMode::Still);
+
+    unusedSource = style.getSource("unusedsource");
+    EXPECT_TRUE(unusedSource);
+    EXPECT_FALSE(unusedSource->baseImpl->isLoaded());
+}
+
+TEST(Style, Properties) {
+    util::RunLoop loop;
+
+    StubFileSource fileSource;
+    Style style { fileSource, 1.0 };
+
+    style.setJSON(R"STYLE({"name": "Test"})STYLE");
+    ASSERT_EQ("Test", style.getName());
+
+    style.setJSON(R"STYLE({"center": [10, 20]})STYLE");
+    ASSERT_EQ("", style.getName());
+    ASSERT_EQ((LatLng{20, 10}), style.getDefaultLatLng());
+
+    style.setJSON(R"STYLE({"bearing": 24})STYLE");
+    ASSERT_EQ("", style.getName());
+    ASSERT_EQ((LatLng{0, 0}), style.getDefaultLatLng());
+    ASSERT_EQ(24, style.getDefaultBearing());
+
+    style.setJSON(R"STYLE({"zoom": 13.3})STYLE");
+    ASSERT_EQ("", style.getName());
+    ASSERT_EQ(13.3, style.getDefaultZoom());
+
+    style.setJSON(R"STYLE({"pitch": 60})STYLE");
+    ASSERT_EQ("", style.getName());
+    ASSERT_EQ(60, style.getDefaultPitch());
+
+    style.setJSON(R"STYLE({"name": 23, "center": {}, "bearing": "north", "zoom": null, "pitch": "wide"})STYLE");
+    ASSERT_EQ("", style.getName());
+    ASSERT_EQ((LatLng{0, 0}), style.getDefaultLatLng());
+    ASSERT_EQ(0, style.getDefaultBearing());
+    ASSERT_EQ(0, style.getDefaultZoom());
+    ASSERT_EQ(0, style.getDefaultPitch());
+}