1 files changed, 171 insertions, 0 deletions
diff --git a/test/storage/asset_file_source.test.cpp b/test/storage/asset_file_source.test.cpp
new file mode 100644
index 0000000000..ab214ff793
--- /dev/null
+++ b/test/storage/asset_file_source.test.cpp
@@ -0,0 +1,171 @@
+#include <mbgl/storage/asset_file_source.hpp>
+#include <mbgl/platform/platform.hpp>
+#include <mbgl/util/chrono.hpp>
+#include <mbgl/util/run_loop.hpp>
+#include <mbgl/util/thread.hpp>
+
+#include <gtest/gtest.h>
+
+namespace {
+
+std::string getFileSourceRoot() {
+#ifdef MBGL_ASSET_ZIP
+    // Regenerate with `cd test/fixtures/storage/ && zip -r assets.zip assets/`
+    return "test/fixtures/storage/assets.zip";
+#else
+    return "test/fixtures/storage/assets";
+#endif
+}
+
+} // namespace
+
+using namespace mbgl;
+
+TEST(AssetFileSource, Load) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    // iOS seems to run out of file descriptors...
+#if TARGET_OS_IPHONE
+    unsigned numThreads = 30;
+#else
+    unsigned numThreads = 50;
+#endif
+
+    auto callback = [&] {
+        if (!--numThreads) {
+            loop.stop();
+        }
+    };
+
+    class TestWorker {
+    public:
+        TestWorker(mbgl::AssetFileSource* fs_) : fs(fs_) {}
+
+        void run(std::function<void()> endCallback) {
+            const std::string asset("asset://nonempty");
+
+            requestCallback = [this, asset, endCallback](mbgl::Response res) {
+                EXPECT_EQ(nullptr, res.error);
+                ASSERT_TRUE(res.data.get());
+                EXPECT_EQ("content is here\n", *res.data);
+
+                if (!--numRequests) {
+                    endCallback();
+                    request.reset();
+                } else {
+                    request = fs->request({ mbgl::Resource::Unknown, asset }, requestCallback);
+                }
+            };
+
+            request = fs->request({ mbgl::Resource::Unknown, asset }, requestCallback);
+        }
+
+    private:
+        unsigned numRequests = 1000;
+
+        mbgl::AssetFileSource* fs;
+        std::unique_ptr<mbgl::AsyncRequest> request;
+
+        std::function<void(mbgl::Response)> requestCallback;
+    };
+
+    std::vector<std::unique_ptr<util::Thread<TestWorker>>> threads;
+    std::vector<std::unique_ptr<mbgl::AsyncRequest>> requests;
+    util::ThreadContext context = { "Test" };
+
+    for (unsigned i = 0; i < numThreads; ++i) {
+        std::unique_ptr<util::Thread<TestWorker>> thread =
+            std::make_unique<util::Thread<TestWorker>>(context, &fs);
+
+        requests.push_back(
+            thread->invokeWithCallback(&TestWorker::run, callback));
+
+        threads.push_back(std::move(thread));
+    }
+
+    loop.run();
+}
+
+TEST(AssetFileSource, EmptyFile) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    std::unique_ptr<AsyncRequest> req = fs.request({ Resource::Unknown, "asset://empty" }, [&](Response res) {
+        req.reset();
+        EXPECT_EQ(nullptr, res.error);
+        ASSERT_TRUE(res.data.get());
+        EXPECT_EQ("", *res.data);
+        loop.stop();
+    });
+
+    loop.run();
+}
+
+TEST(AssetFileSource, NonEmptyFile) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    std::unique_ptr<AsyncRequest> req = fs.request({ Resource::Unknown, "asset://nonempty" }, [&](Response res) {
+        req.reset();
+        EXPECT_EQ(nullptr, res.error);
+        ASSERT_TRUE(res.data.get());
+        EXPECT_EQ("content is here\n", *res.data);
+        loop.stop();
+    });
+
+    loop.run();
+}
+
+TEST(AssetFileSource, NonExistentFile) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    std::unique_ptr<AsyncRequest> req = fs.request({ Resource::Unknown, "asset://does_not_exist" }, [&](Response res) {
+        req.reset();
+        ASSERT_NE(nullptr, res.error);
+        EXPECT_EQ(Response::Error::Reason::NotFound, res.error->reason);
+        ASSERT_FALSE(res.data.get());
+        // Do not assert on platform-specific error message.
+        loop.stop();
+    });
+
+    loop.run();
+}
+
+TEST(AssetFileSource, ReadDirectory) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    std::unique_ptr<AsyncRequest> req = fs.request({ Resource::Unknown, "asset://directory" }, [&](Response res) {
+        req.reset();
+        ASSERT_NE(nullptr, res.error);
+        EXPECT_EQ(Response::Error::Reason::NotFound, res.error->reason);
+        ASSERT_FALSE(res.data.get());
+        // Do not assert on platform-specific error message.
+        loop.stop();
+    });
+
+    loop.run();
+}
+
+TEST(AssetFileSource, URLEncoding) {
+    util::RunLoop loop;
+
+    AssetFileSource fs(getFileSourceRoot());
+
+    std::unique_ptr<AsyncRequest> req = fs.request({ Resource::Unknown, "asset://%6eonempty" }, [&](Response res) {
+        req.reset();
+        EXPECT_EQ(nullptr, res.error);
+        ASSERT_TRUE(res.data.get());
+        EXPECT_EQ("content is here\n", *res.data);
+        loop.stop();
+    });
+
+    loop.run();
+}