Add runtimeconfig.json support to AppleAppBuilder, reenable affected tests

eng/testing/tests.mobile.targets

@@ -14,22 +14,22 @@
 
   <PropertyGroup Condition="'$(TargetOS)' == 'Android' and '$(UseDefaultAndroidFeatureSwitches)' == 'true'">
     <DebuggerSupport>false</DebuggerSupport>
-    <EnableUnsafeUTF7Encoding>false</EnableUnsafeUTF7Encoding>
+    <EnableUnsafeUTF7Encoding Condition="'$(EnableUnsafeUTF7Encoding)' == ''">false</EnableUnsafeUTF7Encoding>
     <EnableUnsafeBinaryFormatterSerialization>false</EnableUnsafeBinaryFormatterSerialization>
     <EventSourceSupport>false</EventSourceSupport>
-    <UseSystemResourceKeys>true</UseSystemResourceKeys>
+    <UseSystemResourceKeys Condition="'$(UseSystemResourceKeys)' == ''">true</UseSystemResourceKeys>
     <HttpActivityPropagationSupport>false</HttpActivityPropagationSupport>
     <StartupHookSupport>false</StartupHookSupport>
     <UseNativeHttpHandler>true</UseNativeHttpHandler>
   </PropertyGroup>
 
   <PropertyGroup Condition="('$(TargetOS)' == 'iOS' or '$(TargetOS)' == 'iOSSimulator') and '$(UseDefaultiOSFeatureSwitches)' == 'true'">
     <EnableUnsafeBinaryFormatterSerialization>false</EnableUnsafeBinaryFormatterSerialization>
-    <EnableUnsafeUTF7Encoding>false</EnableUnsafeUTF7Encoding>
+    <EnableUnsafeUTF7Encoding Condition="'$(EnableUnsafeUTF7Encoding)' == ''">false</EnableUnsafeUTF7Encoding>
     <EventSourceSupport>false</EventSourceSupport>
     <HttpActivityPropagationSupport>false</HttpActivityPropagationSupport>
     <StartupHookSupport>false</StartupHookSupport>
-    <UseSystemResourceKeys>true</UseSystemResourceKeys>
+    <UseSystemResourceKeys Condition="'$(UseSystemResourceKeys)' == ''">true</UseSystemResourceKeys>
     <UseNativeHttpHandler>true</UseNativeHttpHandler>
   </PropertyGroup>
 
@@ -58,15 +58,35 @@
 
   <Import Project="$(MSBuildThisFileDirectory)tests.wasm.targets" Condition="'$(TargetOS)' == 'Browser'" />
 
+  <UsingTask TaskName="RuntimeConfigParserTask"
+             AssemblyFile="$(RuntimeConfigParserTasksAssemblyPath)"
+             Condition="'$(RuntimeConfigParserTasksAssemblyPath)' != ''" />
+
+  <Target Name="GenerateRuntimeConfig">
+    <PropertyGroup>
+      <RuntimeConfigFilePath>$(PublishDir)$(AssemblyName).runtimeconfig.json</RuntimeConfigFilePath>
+      <ParsedRuntimeConfigFilePath>$(PublishDir)runtimeconfig.bin</ParsedRuntimeConfigFilePath>
+    </PropertyGroup>
+
+    <ItemGroup Condition="'$(RunAOTCompilation)' == 'true'">
+      <RuntimeConfigReservedProperties Include="RUNTIME_IDENTIFIER"/>
+      <RuntimeConfigReservedProperties Include="APP_CONTEXT_BASE_DIRECTORY"/>
+    </ItemGroup>
+
+    <!-- Parse runtimeconfig.template.json file -->
+    <RuntimeConfigParserTask
+        RuntimeConfigFile="$(RuntimeConfigFilePath)"
+        OutputFile="$(ParsedRuntimeConfigFilePath)"
+        RuntimeConfigReservedProperties="@(RuntimeConfigReservedProperties)">
+    </RuntimeConfigParserTask>
+  </Target>
+
   <!-- Generate a self-contained app bundle for Android with tests. -->
   <UsingTask Condition="'$(TargetOS)' == 'Android'"
              TaskName="AndroidAppBuilderTask"
              AssemblyFile="$(AndroidAppBuilderTasksAssemblyPath)" />
-  <UsingTask Condition="'$(TargetOS)' == 'Android'"
-             TaskName="RuntimeConfigParserTask"
-             AssemblyFile="$(RuntimeConfigParserTasksAssemblyPath)" />
 
-  <Target Condition="'$(TargetOS)' == 'Android'" Name="BundleTestAndroidApp">
+  <Target Condition="'$(TargetOS)' == 'Android'" Name="BundleTestAndroidApp" DependsOnTargets="GenerateRuntimeConfig">
     <Error Condition="!Exists('$(MicrosoftNetCoreAppRuntimePackRidDir)')" Text="MicrosoftNetCoreAppRuntimePackRidDir=$(MicrosoftNetCoreAppRuntimePackRidDir) doesn't exist" />
 
     <PropertyGroup>
@@ -76,16 +96,12 @@
       <AndroidAbi Condition="'$(TargetArchitecture)' == 'x86'">x86</AndroidAbi>
 
       <MainLibraryFileName Condition="'$(MainLibraryFileName)' == ''">AndroidTestRunner.dll</MainLibraryFileName>
-      <RuntimeConfigFilePath>$(PublishDir)$(AssemblyName).runtimeconfig.json</RuntimeConfigFilePath>
-      <ParsedRuntimeConfigFilePath>$(PublishDir)runtimeconfig.bin</ParsedRuntimeConfigFilePath>
     </PropertyGroup>
     <ItemGroup Condition="'$(RunAOTCompilation)' == 'true'">
       <AotInputAssemblies Include="$(PublishDir)\*.dll">
         <AotArguments>@(MonoAOTCompilerDefaultAotArguments, ';')</AotArguments>
         <ProcessArguments>@(MonoAOTCompilerDefaultProcessArguments, ';')</ProcessArguments>
       </AotInputAssemblies>
-      <RuntimeConfigReservedProperties Include="RUNTIME_IDENTIFIER"/>
-      <RuntimeConfigReservedProperties Include="APP_CONTEXT_BASE_DIRECTORY"/>
     </ItemGroup>
 
     <WriteLinesToFile File="$(PublishDir)xunit-excludes.txt" Lines="$(XunitExcludesTxtFileContent)" Overwrite="true" />
@@ -94,13 +110,6 @@
              Condition="'$(RunAOTCompilation)' == 'true'"/>
     <RemoveDir Directories="$(BundleDir)" />
 
-    <!-- Parse runtimeconfig.template.json file -->
-    <RuntimeConfigParserTask
-        RuntimeConfigFile="$(RuntimeConfigFilePath)"
-        OutputFile="$(ParsedRuntimeConfigFilePath)"
-        RuntimeConfigReservedProperties="@(RuntimeConfigReservedProperties)">
-    </RuntimeConfigParserTask>
-
     <MonoAOTCompiler Condition="'$(RunAOTCompilation)' == 'true'"
         CompilerBinaryPath="$(MonoAotCrossCompilerPath)"
         OutputDir="$(_MobileIntermediateOutputPath)"
@@ -147,7 +156,7 @@
     <DevTeamProvisioning Condition="'$(TargetOS)' == 'MacCatalyst' and '$(DevTeamProvisioning)' == ''">adhoc</DevTeamProvisioning>
   </PropertyGroup>
 
-  <Target Condition="'$(TargetOS)' == 'MacCatalyst' or '$(TargetOS)' == 'iOS' or '$(TargetOS)' == 'iOSSimulator' or '$(TargetOS)' == 'tvOS' or '$(TargetOS)' == 'tvOSSimulator'" Name="BundleTestAppleApp">
+  <Target Condition="'$(TargetOS)' == 'MacCatalyst' or '$(TargetOS)' == 'iOS' or '$(TargetOS)' == 'iOSSimulator' or '$(TargetOS)' == 'tvOS' or '$(TargetOS)' == 'tvOSSimulator'" Name="BundleTestAppleApp" DependsOnTargets="GenerateRuntimeConfig">
     <Error Condition="!Exists('$(MicrosoftNetCoreAppRuntimePackRidDir)')" Text="MicrosoftNetCoreAppRuntimePackRidDir=$(MicrosoftNetCoreAppRuntimePackRidDir) doesn't exist" />
     <Error Condition="('$(TargetArchitecture)' == 'arm64' or '$(TargetArchitecture)' == 'arm' or '$(TargetOS)' == 'MacCatalyst') and '$(DevTeamProvisioning)' == ''"
            Text="'DevTeamProvisioning' needs to be set for device builds. Set it to 'UBF8T346G9' if you're part of the Microsoft team account, or 'adhoc' to sign with an adhoc key.." />

src/libraries/System.Text.Encoding/tests/Encoding/Encoding.cs

@@ -67,8 +67,6 @@ public static void GetEncodingsTest()
         [ActiveIssue("https://github.com/dotnet/runtime/issues/38433", TestPlatforms.Browser)] // wasm doesn't honor runtimeconfig.json
         [Theory]
         [MemberData(nameof(Encoding_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public static void VerifyCodePageAttributes(int codepage, string name, string bodyName, string headerName, bool isBrowserDisplay,
                                             bool isBrowserSave, bool isMailNewsDisplay, bool isMailNewsSave, int windowsCodePage)
         {
@@ -86,8 +84,6 @@ public static void VerifyCodePageAttributes(int codepage, string name, string bo
         [ActiveIssue("https://github.com/dotnet/runtime/issues/38433", TestPlatforms.Browser)] // wasm doesn't honor runtimeconfig.json
         [Theory]
         [MemberData(nameof(Normalization_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public static void NormalizationTest(int codepage, bool normalized, bool normalizedC, bool normalizedD, bool normalizedKC, bool normalizedKD)
         {
             Encoding encoding = Encoding.GetEncoding(codepage);

src/libraries/System.Text.Encoding/tests/Encoding/EncodingGetEncodingTests.cs

@@ -90,8 +90,6 @@ public CodePageMapping(string name, int codepage)
 
         [ActiveIssue("https://github.com/dotnet/runtime/issues/38433", TestPlatforms.Browser)] // wasm doesn't honor runtimeconfig.json
         [Fact]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void TestEncodingNameAndCopdepageNumber()
         {
             foreach (var map in s_mapping)
@@ -103,8 +101,6 @@ public void TestEncodingNameAndCopdepageNumber()
 
         [ActiveIssue("https://github.com/dotnet/runtime/issues/38433", TestPlatforms.Browser)] // wasm doesn't honor runtimeconfig.json
         [Fact]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void GetEncoding_EncodingName()
         {
             using (new ThreadCultureChange(CultureInfo.InvariantCulture))
@@ -125,8 +121,6 @@ public void GetEncoding_EncodingName()
 
         [ActiveIssue("https://github.com/dotnet/runtime/issues/38433", TestPlatforms.Browser)] // wasm doesn't honor runtimeconfig.json
         [Fact]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void GetEncoding_WebName()
         {
             foreach (var mapping in s_codePageToWebNameMappings)

src/libraries/System.Text.Encoding/tests/System.Text.Encoding.Tests.csproj

@@ -6,6 +6,7 @@
     <TargetFrameworks>$(NetCoreAppCurrent)</TargetFrameworks>
     <!-- Encoding.UTF7 and UTF7Encoding are obsolete, but we're the unit test project for it, so suppress warnings -->
     <NoWarn>$(NoWarn),SYSLIB0001</NoWarn>
+    <EnableUnsafeUTF7Encoding>true</EnableUnsafeUTF7Encoding>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="ASCIIEncoding\ASCIIEncodingEncode.cs" />
@@ -85,9 +86,6 @@
     <Compile Include="$(CommonPath)System\Net\MultiArrayBuffer.cs" Link="ProductionCode\Common\System\Net\MultiArrayBuffer.cs" />
     <Compile Include="$(CommonPath)System\Net\StreamBuffer.cs" Link="ProductionCode\Common\System\Net\StreamBuffer.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="runtimeconfig.template.json" />
-  </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Moq" Version="$(MoqVersion)" />
   </ItemGroup>

src/libraries/System.Text.Encoding/tests/UTF7Encoding/UTF7EncodingEncode.cs

@@ -61,8 +61,6 @@ public static IEnumerable<object[]> Encode_Basic_TestData()
 
         [Theory]
         [MemberData(nameof(Encode_Basic_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void Encode_Basic(string source, int index, int count, byte[] expected)
         {
             Encode_Advanced(true, source, index, count, expected);

src/libraries/System.Text.Encoding/tests/UTF7Encoding/UTF7EncodingTests.cs

@@ -52,46 +52,37 @@ public static IEnumerable<object[]> Encodings_TestData()
             yield return new object[] { Encoding.UTF7 };
             yield return new object[] { Encoding.GetEncoding("utf-7") };
         }
+
         [Theory]
         [MemberData(nameof(Encodings_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void WebName(UTF7Encoding encoding)
         {
             Assert.Equal("utf-7", encoding.WebName);
         }
 
         [Theory]
         [MemberData(nameof(Encodings_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void CodePage(UTF7Encoding encoding)
         {
             Assert.Equal(65000, encoding.CodePage);
         }
 
         [Theory]
         [MemberData(nameof(Encodings_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void EncodingName(UTF7Encoding encoding)
         {
             Assert.NotEmpty(encoding.EncodingName); // Unicode (UTF-7) in en-US
         }
 
         [Theory]
         [MemberData(nameof(Encodings_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void IsSingleByte(UTF7Encoding encoding)
         {
             Assert.False(encoding.IsSingleByte);
         }
 
         [Theory]
         [MemberData(nameof(Encodings_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void Clone(UTF7Encoding encoding)
         {
             UTF7Encoding clone = (UTF7Encoding)encoding.Clone();
@@ -125,8 +116,6 @@ public static IEnumerable<object[]> Equals_TestData()
 
         [Theory]
         [MemberData(nameof(Equals_TestData))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/50573", TestPlatforms.Android)]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/51394", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
         public void EqualsTest(UTF7Encoding encoding, object value, bool expected)
         {
             Assert.Equal(expected, encoding.Equals(value));

src/tasks/AndroidAppBuilder/Templates/monodroid.c

@@ -239,6 +239,8 @@ mono_droid_runtime_init (const char* executable, int managed_argc, char* managed
         arg->kind = 0;
         arg->runtimeconfig.name.path = file_path;
         monovm_runtimeconfig_initialize (arg, cleanup_runtime_config, file_path);
+    } else {
+        free (file_path);
     }
 
     monovm_initialize(2, appctx_keys, appctx_values);

src/tasks/AppleAppBuilder/Templates/runtime.m

@@ -26,6 +26,8 @@
 
 #define APPLE_RUNTIME_IDENTIFIER "//%APPLE_RUNTIME_IDENTIFIER%"
 
+#define RUNTIMECONFIG_BIN_FILE "runtimeconfig.bin"
+
 const char *
 get_bundle_path (void)
 {
@@ -205,6 +207,13 @@
 //%DllMap%
 }
 
+void
+cleanup_runtime_config (MonovmRuntimeConfigArguments *args, void *user_data)
+{
+    free (args);
+    free (user_data);
+}
+
 #if FORCE_INTERPRETER || FORCE_AOT || (!TARGET_OS_SIMULATOR && !TARGET_OS_MACCATALYST)
 void mono_jit_set_aot_mode (MonoAotMode mode);
 void register_aot_modules (void);
@@ -258,6 +267,23 @@
 #endif
     };
 
+    char *file_name = RUNTIMECONFIG_BIN_FILE;
+    int str_len = strlen (bundle) + strlen (file_name) + 2;
+    char *file_path = (char *)malloc (sizeof (char) * str_len);
+    int num_char = snprintf (file_path, str_len, "%s/%s", bundle, file_name);
+    struct stat buffer;
+
+    assert (num_char > 0 && num_char < str_len);
+
+    if (stat (file_path, &buffer) == 0) {
+        MonovmRuntimeConfigArguments *arg = (MonovmRuntimeConfigArguments *)malloc (sizeof (MonovmRuntimeConfigArguments));
+        arg->kind = 0;
+        arg->runtimeconfig.name.path = file_path;
+        monovm_runtimeconfig_initialize (arg, cleanup_runtime_config, file_path);
+    } else {
+        free (file_path);
+    }
+
     monovm_initialize (sizeof (appctx_keys) / sizeof (appctx_keys [0]), appctx_keys, appctx_values);
 
 #if FORCE_INTERPRETER