[test-runner] Run render test runner as a NativeActivity app on android device (#15827)

* [test-runner]Add android render-test-runner NativeActivity app

* [test-runner] Fix cmake for CI build failure

* [test-runner] Update folder location, change app configureation

* [test-runner] Add running instruction

platform/android/src/test/render_test_collator.cpp

@@ -0,0 +1,40 @@
+#include <mbgl/i18n/collator.hpp>
+
+#include <memory>
+
+namespace mbgl {
+namespace platform {
+
+class Collator::Impl {
+public:
+    Impl(bool caseSensitive_, bool diacriticSensitive_, optional<std::string>)
+        : caseSensitive(caseSensitive_), diacriticSensitive(diacriticSensitive_) {}
+
+    bool operator==(const Impl& other) const { return true; }
+
+    int compare(const std::string& lhs, const std::string& rhs) const { return 0; }
+
+    std::string resolvedLocale() const { return ""; }
+
+private:
+    bool caseSensitive;
+    bool diacriticSensitive;
+};
+
+Collator::Collator(bool caseSensitive, bool diacriticSensitive, optional<std::string> locale_)
+    : impl(std::make_shared<Impl>(caseSensitive, diacriticSensitive, std::move(locale_))) {}
+
+int Collator::compare(const std::string& lhs, const std::string& rhs) const {
+    return impl->compare(lhs, rhs);
+}
+
+bool Collator::operator==(const Collator& other) const {
+    return *impl == *(other.impl);
+}
+
+std::string Collator::resolvedLocale() const {
+    return impl->resolvedLocale();
+}
+
+} // namespace platform
+} // namespace mbgl

platform/android/src/test/render_test_number_format.cpp

@@ -0,0 +1,15 @@
+#include <mbgl/i18n/number_format.hpp>
+
+namespace mbgl {
+namespace platform {
+
+std::string formatNumber(double /*number*/,
+                         const std::string& /*localeId */,
+                         const std::string& /*currency*/,
+                         uint8_t /*minFractionDigits*/,
+                         uint8_t /*maxFractionDigits*/) {
+    return "";
+}
+
+} // namespace platform
+} // namespace mbgl

platform/android/src/test/render_test_runner.cpp

@@ -0,0 +1,57 @@
+#include <android_native_app_glue.h>
+#include <mbgl/render_test.hpp>
+#include "jni.hpp"
+#include "logger.hpp"
+
+#include <string>
+#include <vector>
+
+#include <mbgl/util/logging.hpp>
+
+#include <android/log.h>
+
+namespace mbgl {
+
+namespace {
+
+int severityToPriority(EventSeverity severity) {
+    switch (severity) {
+        case EventSeverity::Debug:
+            return ANDROID_LOG_DEBUG;
+
+        case EventSeverity::Info:
+            return ANDROID_LOG_INFO;
+
+        case EventSeverity::Warning:
+            return ANDROID_LOG_WARN;
+
+        case EventSeverity::Error:
+            return ANDROID_LOG_ERROR;
+
+        default:
+            return ANDROID_LOG_VERBOSE;
+    }
+}
+
+} // namespace
+
+void Log::platformRecord(EventSeverity severity, const std::string& msg) {
+    __android_log_print(severityToPriority(severity), "mbgl", "%s", msg.c_str());
+}
+
+} // namespace mbgl
+
+void android_main(struct android_app* app) {
+    mbgl::android::theJVM = app->activity->vm;
+    JNIEnv* env;
+    app->activity->vm->AttachCurrentThread(&env, NULL);
+
+    std::vector<std::string> arguments = {"mbgl-render-test-runner", "-p", "/sdcard/render-test"};
+    std::vector<char*> argv;
+    for (const auto& arg : arguments) {
+        argv.push_back((char*)arg.data());
+    }
+    argv.push_back(nullptr);
+    (void)mbgl::runRenderTests(argv.size() - 1, argv.data());
+    app->activity->vm->DetachCurrentThread();
+}