test_assignment.rb: split test_assign

* test/ruby/test_assignment.rb (test_assign): split by assignment
  forms.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_assignment.rb

@@ -17,7 +17,9 @@ class TestAssignment < Test::Unit::TestCase
     cc = 5
     cc &&=44
     assert_equal(44, cc)
+  end
 
+  def test_assign_simple
     a = nil; assert_nil(a)
     a = 1; assert_equal(1, a)
     a = []; assert_equal([], a)
@@ -28,7 +30,9 @@ class TestAssignment < Test::Unit::TestCase
     a = [*[]]; assert_equal([], a)
     a = [*[1]]; assert_equal([1], a)
     a = [*[1,2]]; assert_equal([1,2], a)
+  end
 
+  def test_assign_splat
     a = *[]; assert_equal([], a)
     a = *[1]; assert_equal([1], a)
     a = *[nil]; assert_equal([nil], a)
@@ -37,7 +41,9 @@ class TestAssignment < Test::Unit::TestCase
     a = *[*[]]; assert_equal([], a)
     a = *[*[1]]; assert_equal([1], a)
     a = *[*[1,2]]; assert_equal([1,2], a)
+  end
 
+  def test_assign_ary
     *a = nil; assert_equal([nil], a)
     *a = 1; assert_equal([1], a)
     *a = []; assert_equal([], a)
@@ -48,7 +54,9 @@ class TestAssignment < Test::Unit::TestCase
     *a = [*[]]; assert_equal([], a)
     *a = [*[1]]; assert_equal([1], a)
     *a = [*[1,2]]; assert_equal([1,2], a)
+  end
 
+  def test_assign_ary_splat
     *a = *[]; assert_equal([], a)
     *a = *[1]; assert_equal([1], a)
     *a = *[nil]; assert_equal([nil], a)
@@ -57,7 +65,9 @@ class TestAssignment < Test::Unit::TestCase
     *a = *[*[]]; assert_equal([], a)
     *a = *[*[1]]; assert_equal([1], a)
     *a = *[*[1,2]]; assert_equal([1,2], a)
+  end
 
+  def test_massign_simple
     a,b,*c = nil; assert_equal([nil,nil,[]], [a,b,c])
     a,b,*c = 1; assert_equal([1,nil,[]], [a,b,c])
     a,b,*c = []; assert_equal([nil,nil,[]], [a,b,c])
@@ -68,7 +78,9 @@ class TestAssignment < Test::Unit::TestCase
     a,b,*c = [*[]]; assert_equal([nil,nil,[]], [a,b,c])
     a,b,*c = [*[1]]; assert_equal([1,nil,[]], [a,b,c])
     a,b,*c = [*[1,2]]; assert_equal([1,2,[]], [a,b,c])
+  end
 
+  def test_massign_splat
     a,b,*c = *[]; assert_equal([nil,nil,[]], [a,b,c])
     a,b,*c = *[1]; assert_equal([1,nil,[]], [a,b,c])
     a,b,*c = *[nil]; assert_equal([nil,nil,[]], [a,b,c])
@@ -77,7 +89,9 @@ class TestAssignment < Test::Unit::TestCase
     a,b,*c = *[*[]]; assert_equal([nil,nil,[]], [a,b,c])
     a,b,*c = *[*[1]]; assert_equal([1,nil,[]], [a,b,c])
     a,b,*c = *[*[1,2]]; assert_equal([1,2,[]], [a,b,c])
+  end
 
+  def test_assign_abbreviated
     bug2050 = '[ruby-core:25629]'
     a = Hash.new {[]}
     b = [1, 2]