Restore 32 bit support

.github/workflows/android_x86.yml

@@ -0,0 +1,41 @@
+name: Android CI x86
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: macOS-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: set up JDK 1.8
+      uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+    - name: Install Swift toolchain 5.0.3 
+      run: wget https://swift.org/builds/swift-5.0.3-release/xcode/swift-5.0.3-RELEASE/swift-5.0.3-RELEASE-osx.pkg;
+        sudo installer -pkg swift-5.0.3-RELEASE-osx.pkg -target /
+    - name: Install NDK
+      run: wget https://dl.google.com/android/repository/android-ndk-r17c-darwin-x86_64.zip;
+        unzip android-ndk-r17c-darwin-x86_64.zip
+    - name: Install Swift Android Toolchain
+      run: SWIFT_ANDROID=$(curl -fsSL https://api.bintray.com/packages/readdle/swift-android-toolchain/swift-android-toolchain/versions/_latest | python -c 'import json,sys;print(json.load(sys.stdin))["name"]');
+        wget https://dl.bintray.com/readdle/swift-android-toolchain/swift-android-$SWIFT_ANDROID.zip;
+        unzip swift-android-$SWIFT_ANDROID.zip;
+        swift-android-$SWIFT_ANDROID/bin/swift-android tools --update;
+        ln -sfn swift-android-$SWIFT_ANDROID swift-android-current
+    - name: Download Android Emulator
+      run: $ANDROID_HOME/tools/bin/sdkmanager "system-images;android-29;google_apis;x86"
+    - name: Create Android Emulator
+      run: $ANDROID_HOME/tools/bin/avdmanager create avd -n ci-test -k "system-images;android-29;google_apis;x86" -d "pixel" --force
+    - name: Start Android Emulator
+      run: $ANDROID_HOME/emulator/emulator -no-window -avd ci-test -noaudio > /dev/null &
+    - name: Run connected android tests
+      run: export TOOLCHAINS=org.swift.50320190830a;
+        export ANDROID_NDK_HOME=$(pwd)/android-ndk-r17c;
+        export SWIFT_ANDROID_HOME=$(pwd)/swift-android-current;
+        export PATH=$ANDROID_NDK_HOME:$PATH;
+        export PATH=$SWIFT_ANDROID_HOME/bin:$SWIFT_ANDROID_HOME/build-tools/current:$PATH;
+        adb wait-for-device;
+        ./gradlew sample:cAT

.github/workflows/android.yml → .github/workflows/android_x86_64.yml

@@ -1,4 +1,4 @@
-name: Android CI
+name: Android CI x86_64
 
 on: [push]
 

build.gradle

@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.3.61'
+    ext.kotlin_version = '1.4.21'
 
     repositories {
         google()
@@ -9,8 +9,8 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.1'
-        classpath "com.readdle.android.swift:gradle:1.3.2"
+        classpath 'com.android.tools.build:gradle:4.1.2'
+        classpath "com.readdle.android.swift:gradle:1.3.4"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version"
         classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4"

compiler/build.gradle

@@ -4,7 +4,7 @@ archivesBaseName = "compiler"
 
 dependencies {
     implementation project(':library')
-    implementation 'com.google.code.gson:gson:2.8.5'
+    implementation 'com.google.code.gson:gson:2.8.6'
 }
 
 apply from: rootProject.file('bintray-publish.gradle')

compiler/src/main/java/com/readdle/codegen/SwiftGetterDescriptor.java

@@ -62,7 +62,10 @@ public void generateCode(SwiftWriter swiftWriter, String javaFullName, String sw
 
         String retType = "";
         if (returnSwiftType != null) {
-            retType = " -> " + returnSwiftType.javaSigType(isReturnTypeOptional) + "?";
+            retType = " -> " + returnSwiftType.javaSigType(isReturnTypeOptional);
+            if (isReturnTypeOptional || !returnSwiftType.isPrimitiveType()) {
+                retType += "?";
+            }
         }
 
         swiftWriter.emit(String.format(")%s {\n", retType));
@@ -75,7 +78,12 @@ public void generateCode(SwiftWriter swiftWriter, String javaFullName, String sw
             swiftWriter.emitStatement("}");
             swiftWriter.emitStatement("catch {");
             Utils.handleRuntimeError(swiftWriter);
-            swiftWriter.emitStatement(String.format("return%s", returnSwiftType != null ? " nil" : ""));
+            if (!isReturnTypeOptional && returnSwiftType.isPrimitiveType()) {
+                swiftWriter.emitStatement("return " + returnSwiftType.primitiveDefaultValue());
+            }
+            else {
+                swiftWriter.emitStatement("return nil");
+            }
             swiftWriter.emitStatement("}");
         }
 
@@ -96,7 +104,12 @@ public void generateCode(SwiftWriter swiftWriter, String javaFullName, String sw
             swiftWriter.emitStatement("}");
             swiftWriter.emitStatement("catch {");
             Utils.handleRuntimeError(swiftWriter);
-            swiftWriter.emitStatement("return nil");
+            if (!isReturnTypeOptional && returnSwiftType.isPrimitiveType()) {
+                swiftWriter.emitStatement("return " + returnSwiftType.primitiveDefaultValue());
+            }
+            else {
+                swiftWriter.emitStatement("return nil");
+            }
             swiftWriter.emitStatement("}");
         }
 

gradle.properties

@@ -1,4 +1,6 @@
 GROUP=com.readdle.swift.java.codegen
-VERSION_NAME=0.9.0
+VERSION_NAME=0.9.1
 
 org.gradle.jvmargs=-Xmx1536m
+android.useAndroidX=true
+android.enableJetifier=true

sample/build.gradle

@@ -9,7 +9,6 @@ swift {
     useKapt true
     cleanEnabled true
     debug {
-        abiFilters("x86_64")
         extraBuildFlags("-Xswiftc", "-DDEBUG")
     }
 }
@@ -22,7 +21,7 @@ android {
         targetSdkVersion 30
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
         javaCompileOptions {
             annotationProcessorOptions {
                 arguments = ["com.readdle.codegen.package": """{
@@ -39,8 +38,22 @@ android {
     }
     buildTypes {
         release {
+            debuggable false
+            jniDebuggable false
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            shrinkResources false
+            ndk {
+                abiFilters = ["armeabi-v7a", "arm64-v8a", "x86", "x86_64"]
+            }
+        }
+        debug {
+            debuggable true
+            jniDebuggable true
+            minifyEnabled false
+            shrinkResources false
+            ndk {
+                abiFilters = ["x86", "x86_64"]
+            }
         }
     }
 
@@ -68,10 +81,10 @@ dependencies {
     kapt project(':compiler')
     implementation project(':library')
 
-    implementation 'com.android.support.constraint:constraint-layout:2.0.4'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     testImplementation 'junit:junit:4.13.1'
-    androidTestImplementation 'com.android.support:support-annotations:28.0.0'
-    androidTestImplementation 'com.android.support.test:runner:1.0.2'
-    androidTestImplementation 'com.android.support.test:rules:1.0.2'
-    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+    androidTestImplementation 'androidx.annotation:annotation:1.1.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test:rules:1.3.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
 }

sample/src/androidTest/java/com/readdle/swiftjava/sample/BoolTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/DoubleTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/FloatTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/Int16Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/Int32Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/Int64Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/Int8Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/IntTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 import com.readdle.codegen.anotation.SwiftRuntimeError;
@@ -29,9 +29,11 @@ public void testZero() {
     public void testMin() {
         try {
             Assert.assertEquals(IntTest.testMin(), Integer.MIN_VALUE);
-            Assert.fail();
-        }
-        catch (Exception e) {
+            if (SwiftEnvironment.is64BitArch()) {
+                // Only on 64 bit arch there is not enough bytes to represent system Int.min
+                Assert.fail();
+            }
+        } catch (Exception e) {
             Assert.assertTrue(e instanceof SwiftRuntimeError);
             Assert.assertEquals(e.getMessage(), "Invalid value \"" + Long.MIN_VALUE + "\": Not enough bits to represent Int []");
         }
@@ -41,7 +43,10 @@ public void testMin() {
     public void testMax() {
         try {
             Assert.assertEquals(IntTest.testMax(), Integer.MAX_VALUE);
-            Assert.fail();
+            if (SwiftEnvironment.is64BitArch()) {
+                // Only on 64 bit arch there is not enough bytes to represent system Int.maxå
+                Assert.fail();
+            }
         }
         catch (Exception e) {
             Assert.assertTrue(e instanceof SwiftRuntimeError);

sample/src/androidTest/java/com/readdle/swiftjava/sample/Issue31Tests.kt

@@ -0,0 +1,34 @@
+package com.readdle.swiftjava.sample
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.readdle.codegen.anotation.JavaSwift
+import com.readdle.swiftjava.sample.SwiftEnvironment.Companion.initEnvironment
+import org.junit.Assert
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class Issue31Tests {
+
+    @Before
+    fun setUp() {
+        System.loadLibrary("SampleAppCore")
+        JavaSwift.init()
+        initEnvironment()
+    }
+
+    @Test
+    fun testValueTypeNanBug() {
+        val progress = Issue31TestProgress(elapsed = 8, total = 8)
+        Assert.assertNotEquals(Double.NaN, progress.percentage)
+        Assert.assertNotEquals(Double.NaN, progress.calculatePercentage())
+    }
+
+    @Test
+    fun testReferenceTypeNanBug() {
+        val progress = Issue31ReferenceTestProgress.init(elapsed = 8, total = 8)
+        Assert.assertNotEquals(Double.NaN, progress.percentage)
+        Assert.assertNotEquals(Double.NaN, progress.calculatePercentage())
+    }
+}

sample/src/androidTest/java/com/readdle/swiftjava/sample/SampleReferenceTest.java

@@ -1,9 +1,8 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.test.runner.AndroidJUnit4;
-import android.util.Log;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 import com.readdle.codegen.anotation.SwiftError;

sample/src/androidTest/java/com/readdle/swiftjava/sample/SampleValueTest.kt

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample
 
-import android.support.test.runner.AndroidJUnit4
+import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.readdle.codegen.anotation.JavaSwift
 import com.readdle.codegen.anotation.SwiftError
 import com.readdle.swiftjava.sample.SampleValue.Companion.funcThrows

sample/src/androidTest/java/com/readdle/swiftjava/sample/StringTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 import com.readdle.codegen.anotation.SwiftRuntimeError;

sample/src/androidTest/java/com/readdle/swiftjava/sample/UInt16Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/UInt32Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/UInt64Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/UInt8Tests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 

sample/src/androidTest/java/com/readdle/swiftjava/sample/UIntTests.java

@@ -1,6 +1,6 @@
 package com.readdle.swiftjava.sample;
 
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.readdle.codegen.anotation.JavaSwift;
 import com.readdle.codegen.anotation.SwiftRuntimeError;
@@ -37,7 +37,10 @@ public void testMin() {
     public void testMax() {
         try {
             Assert.assertEquals(UIntTest.testMax(), MAX_VALUE);
-            Assert.fail();
+            if (SwiftEnvironment.is64BitArch()) {
+                // Only on 64 bit arch there is not enough bytes to represent system UInt.max
+                Assert.fail();
+            }
         }
         catch (Exception e) {
             Assert.assertTrue(e instanceof SwiftRuntimeError);