Move test only initialization to each test setup.

Global default typeface initialization is only used by test code.
It is good to do in test and remove from production.

Test: ran hwuimicro hwui_unit_tests hwuimacro
Change-Id: I7090b1794828072112540b4e357a6d24bf8f664a

6 files changed, 45 insertions, 53 deletions

diff --git a/core/jni/android/graphics/Typeface.cpp b/core/jni/android/graphics/Typeface.cpp
index 7fc79d29f046..c920b8d653ab 100644
--- a/core/jni/android/graphics/Typeface.cpp
+++ b/core/jni/android/graphics/Typeface.cpp
@@ -70,7 +70,7 @@ static jlong Typeface_createFromArray(JNIEnv *env, jobject, jlongArray familyArr
 
 static void Typeface_setDefault(JNIEnv *env, jobject, jlong faceHandle) {
     Typeface* face = reinterpret_cast<Typeface*>(faceHandle);
-    return Typeface::setDefault(face);
+    Typeface::setDefault(face);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/libs/hwui/hwui/Typeface.cpp b/libs/hwui/hwui/Typeface.cpp
index 59b1185d9005..f95d98cac8d6 100644
--- a/libs/hwui/hwui/Typeface.cpp
+++ b/libs/hwui/hwui/Typeface.cpp
@@ -49,60 +49,10 @@ static void resolveStyle(Typeface* typeface) {
 }
 
 Typeface* gDefaultTypeface = NULL;
-pthread_once_t gDefaultTypefaceOnce = PTHREAD_ONCE_INIT;
-
-// This installs a default typeface (from a hardcoded path) that allows
-// layouts to work (not crash on null pointer) before the default
-// typeface is set. This happens if HWUI is used outside of zygote/app_process.
-static minikin::FontCollection *makeFontCollection() {
-    std::vector<minikin::FontFamily *>typefaces;
-    const char *fns[] = {
-        "/system/fonts/Roboto-Regular.ttf",
-    };
-
-    minikin::FontFamily *family = new minikin::FontFamily();
-    for (size_t i = 0; i < sizeof(fns)/sizeof(fns[0]); i++) {
-        const char *fn = fns[i];
-        ALOGD("makeFontCollection adding %s", fn);
-        sk_sp<SkTypeface> skFace = SkTypeface::MakeFromFile(fn);
-        if (skFace != NULL) {
-            // TODO: might be a nice optimization to get access to the underlying font
-            // data, but would require us opening the file ourselves and passing that
-            // to the appropriate Create method of SkTypeface.
-            minikin::MinikinFont *font = new MinikinFontSkia(std::move(skFace), NULL, 0, 0);
-            family->addFont(font);
-            font->Unref();
-        } else {
-            ALOGE("failed to create font %s", fn);
-        }
-    }
-    typefaces.push_back(family);
-
-    minikin::FontCollection *result = new minikin::FontCollection(typefaces);
-    family->Unref();
-    return result;
-}
-
-static void getDefaultTypefaceOnce() {
-  minikin::Layout::init();
-    if (gDefaultTypeface == NULL) {
-        // We expect the client to set a default typeface, but provide a
-        // default so we can make progress before that happens.
-        gDefaultTypeface = new Typeface;
-        gDefaultTypeface->fFontCollection = makeFontCollection();
-        gDefaultTypeface->fSkiaStyle = SkTypeface::kNormal;
-        gDefaultTypeface->fBaseWeight = 400;
-        resolveStyle(gDefaultTypeface);
-    }
-}
 
 Typeface* Typeface::resolveDefault(Typeface* src) {
-    if (src == NULL) {
-        pthread_once(&gDefaultTypefaceOnce, getDefaultTypefaceOnce);
-        return gDefaultTypeface;
-    } else {
-        return src;
-    }
+    LOG_ALWAYS_FATAL_IF(gDefaultTypeface == nullptr);
+    return src == nullptr ? gDefaultTypeface : src;
 }
 
 Typeface* Typeface::createFromTypeface(Typeface* src, SkTypeface::Style style) {
@@ -164,4 +114,27 @@ void Typeface::setDefault(Typeface* face) {
     gDefaultTypeface = face;
 }
 
+void Typeface::setRobotoTypefaceForTest() {
+    const char* kRobotoFont = "/system/fonts/Roboto-Regular.ttf";
+    sk_sp<SkTypeface> typeface = SkTypeface::MakeFromFile(kRobotoFont);
+    LOG_ALWAYS_FATAL_IF(typeface == nullptr, "Failed to make typeface from %s", kRobotoFont);
+
+    minikin::FontFamily* family = new minikin::FontFamily();
+    minikin::MinikinFont* font = new MinikinFontSkia(std::move(typeface), nullptr, 0, 0);
+    family->addFont(font);
+    font->Unref();
+
+    std::vector<minikin::FontFamily*> typefaces = { family };
+    minikin::FontCollection *collection = new minikin::FontCollection(typefaces);
+    family->Unref();
+
+    Typeface* hwTypeface = new Typeface();
+    hwTypeface->fFontCollection = collection;
+    hwTypeface->fSkiaStyle = SkTypeface::kNormal;
+    hwTypeface->fBaseWeight = 400;
+    hwTypeface->fStyle = minikin::FontStyle(4 /* weight */, false /* italic */);
+
+    Typeface::setDefault(hwTypeface);
+}
+
 }
diff --git a/libs/hwui/hwui/Typeface.h b/libs/hwui/hwui/Typeface.h
index ed0a7ebd56ae..1be630c1e978 100644
--- a/libs/hwui/hwui/Typeface.h
+++ b/libs/hwui/hwui/Typeface.h
@@ -48,6 +48,9 @@ struct ANDROID_API Typeface {
     static Typeface* createFromFamilies(const std::vector<minikin::FontFamily*>& families);
 
     static void setDefault(Typeface* face);
+
+    // Sets roboto font as the default typeface for testing purpose.
+    static void setRobotoTypefaceForTest();
 };
 
 }
diff --git a/libs/hwui/tests/macrobench/main.cpp b/libs/hwui/tests/macrobench/main.cpp
index ebc1dd7516c2..1f5622252f6a 100644
--- a/libs/hwui/tests/macrobench/main.cpp
+++ b/libs/hwui/tests/macrobench/main.cpp
@@ -17,6 +17,7 @@
 #include "tests/common/LeakChecker.h"
 #include "tests/common/TestScene.h"
 
+#include "hwui/Typeface.h"
 #include "protos/hwui.pb.h"
 #include "Properties.h"
 
@@ -303,6 +304,8 @@ int main(int argc, char* argv[]) {
     // set defaults
     gOpts.count = 150;
 
+    Typeface::setRobotoTypefaceForTest();
+
     parseOptions(argc, argv);
     if (!gBenchmarkReporter && gOpts.renderOffscreen) {
         gBenchmarkReporter.reset(new benchmark::ConsoleReporter());
diff --git a/libs/hwui/tests/microbench/main.cpp b/libs/hwui/tests/microbench/main.cpp
index 9771c85382b4..b5abf5bc5efa 100644
--- a/libs/hwui/tests/microbench/main.cpp
+++ b/libs/hwui/tests/microbench/main.cpp
@@ -17,6 +17,8 @@
 #include "debug/GlesDriver.h"
 #include "debug/NullGlesDriver.h"
 
+#include "hwui/Typeface.h"
+
 #include <benchmark/benchmark.h>
 
 #include <memory>
@@ -27,6 +29,7 @@ using namespace android::uirenderer;
 int main(int argc, char** argv) {
     debug::GlesDriver::replace(std::make_unique<debug::NullGlesDriver>());
     benchmark::Initialize(&argc, argv);
+    Typeface::setRobotoTypefaceForTest();
     benchmark::RunSpecifiedBenchmarks();
     return 0;
 }
diff --git a/libs/hwui/tests/unit/main.cpp b/libs/hwui/tests/unit/main.cpp
index d05bdbf1709e..cea84c057b63 100644
--- a/libs/hwui/tests/unit/main.cpp
+++ b/libs/hwui/tests/unit/main.cpp
@@ -20,6 +20,7 @@
 #include "Caches.h"
 #include "debug/GlesDriver.h"
 #include "debug/NullGlesDriver.h"
+#include "hwui/Typeface.h"
 #include "thread/TaskManager.h"
 #include "tests/common/LeakChecker.h"
 
@@ -50,6 +51,13 @@ static void gtestSigHandler(int sig, siginfo_t* siginfo, void* context) {
     raise(sig);
 }
 
+class TypefaceEnvironment : public testing::Environment {
+public:
+    virtual void SetUp() {
+        Typeface::setRobotoTypefaceForTest();
+    }
+};
+
 int main(int argc, char* argv[]) {
     // Register a crash handler
     struct sigaction sa;
@@ -69,6 +77,8 @@ int main(int argc, char* argv[]) {
     testing::InitGoogleTest(&argc, argv);
     testing::InitGoogleMock(&argc, argv);
 
+    testing::AddGlobalTestEnvironment(new TypefaceEnvironment());
+
     int ret = RUN_ALL_TESTS();
     test::LeakChecker::checkForLeaks();
     return ret;