* test/{dbm,gdbm,sdbm}/test_{dbm,gdbm,sdbm}.rb: skip some tests

  which using fork on fork-less platforms.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8717 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 32 insertions, 0 deletions

diff --git a/test/dbm/test_dbm.rb b/test/dbm/test_dbm.rb
index a5e2c4f4a1..9d63bdf5b3 100644
--- a/test/dbm/test_dbm.rb
+++ b/test/dbm/test_dbm.rb
@@ -61,6 +61,15 @@ if defined? DBM
       end
     end
 
+    def have_fork?
+      begin
+        fork{}
+        true
+      rescue NotImplementedError
+        false
+      end
+    end
+
     def test_s_new_has_no_block
       # DBM.new ignore the block
       foo = true
@@ -77,6 +86,7 @@ if defined? DBM
       assert_equal(DBM.open("tmptest_dbm") { :foo }, :foo)
     end
     def test_s_open_lock
+      return unless have_fork?	# snip this test
       fork() {
         assert_instance_of(DBM, dbm = DBM.open("tmptest_dbm", 0644))
         sleep 2
@@ -115,6 +125,7 @@ if defined? DBM
       if not defined? DBM::NOLOCK
         return
       end
+      return unless have_fork?	# snip this test
 
       fork() {
         assert_instance_of(DBM, dbm  = DBM.open("tmptest_dbm", 0644,
diff --git a/test/gdbm/test_gdbm.rb b/test/gdbm/test_gdbm.rb
index d2f3a945a0..307cd1c3da 100644
--- a/test/gdbm/test_gdbm.rb
+++ b/test/gdbm/test_gdbm.rb
@@ -58,6 +58,15 @@ if defined? GDBM
       end
     end
 
+    def have_fork?
+      begin
+        fork{}
+        true
+      rescue NotImplementedError
+        false
+      end
+    end
+
     def test_s_new_has_no_block
       # GDBM.new ignore the block
       foo = true
@@ -108,6 +117,7 @@ if defined? GDBM
       assert_equal(GDBM.open("tmptest_gdbm") { :foo }, :foo)
     end
     def test_s_open_lock
+      return unless have_fork?	# snip this test
       fork() {
         assert_instance_of(GDBM, gdbm  = GDBM.open("tmptest_gdbm", 0644))
         sleep 2
@@ -146,6 +156,7 @@ if defined? GDBM
       if not defined? GDBM::NOLOCK
         return
       end
+      return unless have_fork?	# snip this test
 
       fork() {
         assert_instance_of(GDBM, gdbm  = GDBM.open("tmptest_gdbm", 0644,
diff --git a/test/sdbm/test_sdbm.rb b/test/sdbm/test_sdbm.rb
index d94b5e94af..58c21230ed 100644
--- a/test/sdbm/test_sdbm.rb
+++ b/test/sdbm/test_sdbm.rb
@@ -31,6 +31,15 @@ class TestSDBM < Test::Unit::TestCase
     end
   end
 
+    def have_fork?
+      begin
+        fork{}
+        true
+      rescue NotImplementedError
+        false
+      end
+    end
+
   def test_version
     assert(! SDBM.const_defined?(:VERSION))
   end
@@ -70,6 +79,7 @@ class TestSDBM < Test::Unit::TestCase
     if not defined? SDBM::NOLOCK
       return
     end
+    return unless have_fork?	# snip this test
 
     fork() {
       assert_instance_of(SDBM, sdbm  = SDBM.open("tmptest_sdbm", 0644,