Fix failures on btest for NativeClient.

* bootstraptest/runner.rb (nacl?): New method to distinguish NaCl
  corss build.

* bootstraptest/test_io.rb: Skip unsupported operations.

* bootstraptest/test_literal.rb: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38684 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 12 insertions, 4 deletions

diff --git a/bootstraptest/runner.rb b/bootstraptest/runner.rb
index 0dd1e35a88..08c335ae42 100755
--- a/bootstraptest/runner.rb
+++ b/bootstraptest/runner.rb
@@ -229,6 +229,12 @@ rescue Exception => err
   error err.message, message
 end
 
+# NativeClient is special.  The binary is cross-compiled.  But runs on the build environment.
+# So RUBY_PLATFORM in this process is not useful to detect it.
+def nacl?
+  @ruby and File.basename(@ruby.split(/\s/).first)['sel_ldr']
+end
+
 def assert_check(testsrc, message = '', opt = '')
   show_progress(message) {
     result = get_result_string(testsrc, opt)
diff --git a/bootstraptest/test_io.rb b/bootstraptest/test_io.rb
index 7304aebc26..ff858b67fb 100644
--- a/bootstraptest/test_io.rb
+++ b/bootstraptest/test_io.rb
@@ -53,7 +53,7 @@ assert_equal 'ok', %q{
   STDIN.reopen(rw)
   STDIN.reopen(save)
   rw.close
-  File.unlink(tmpname)
+  File.unlink(tmpname) unless RUBY_PLATFORM['nacl']
   :ok
 }
 
@@ -70,7 +70,7 @@ assert_equal 'ok', %q{
   STDIN.print "a"
   STDIN.reopen(save)
   rw.close
-  File.unlink(tmpname)
+  File.unlink(tmpname) unless RUBY_PLATFORM['nacl']
   :ok
 }
 
diff --git a/bootstraptest/test_literal.rb b/bootstraptest/test_literal.rb
index 19200c1ee7..5a9497c642 100644
--- a/bootstraptest/test_literal.rb
+++ b/bootstraptest/test_literal.rb
@@ -65,8 +65,10 @@ assert_equal ':a3c',            ':"a#{1+2}c".inspect'
 assert_equal 'Symbol',          ':"a#{1+2}c".class'
 
 # xstring
-assert_equal "foo\n",           %q(`echo foo`)
-assert_equal "foo\n",           %q(s = "foo"; `echo #{s}`)
+unless nacl?
+  assert_equal "foo\n",           %q(`echo foo`)
+  assert_equal "foo\n",           %q(s = "foo"; `echo #{s}`)
+end
 
 # regexp
 assert_equal '',                '//.source'