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-rw-r--r--test/ruby/test_lambda.rb116
1 files changed, 0 insertions, 116 deletions
diff --git a/test/ruby/test_lambda.rb b/test/ruby/test_lambda.rb
deleted file mode 100644
index 175183d847..0000000000
--- a/test/ruby/test_lambda.rb
+++ /dev/null
@@ -1,116 +0,0 @@
-require 'test/unit'
-
-class TestLambdaParameters < Test::Unit::TestCase
-
- def test_exact_parameter
- assert_raise(ArgumentError){(1..3).each(&lambda{})}
- end
-
- def test_call_simple
- assert_equal(1, lambda{|a| a}.call(1))
- assert_equal([1,2], lambda{|a, b| [a,b]}.call(1,2))
- assert_raise(ArgumentError) { lambda{|a|}.call(1,2) }
- assert_raise(ArgumentError) { lambda{|a|}.call() }
- assert_raise(ArgumentError) { lambda{}.call(1) }
- assert_raise(ArgumentError) { lambda{|a, b|}.call(1,2,3) }
-
- assert_equal(1, ->(a){ a }.call(1))
- assert_equal([1,2], ->(a,b){ [a,b] }.call(1,2))
- assert_raise(ArgumentError) { ->(a){ }.call(1,2) }
- assert_raise(ArgumentError) { ->(a){ }.call() }
- assert_raise(ArgumentError) { ->(){ }.call(1) }
- assert_raise(ArgumentError) { ->(a,b){ }.call(1,2,3) }
- end
-
- def test_lambda_as_iterator
- a = 0
- 2.times(&->(_){ a += 1 })
- assert_equal(a, 2)
- assert_raise(ArgumentError) {1.times(&->(){ a += 1 })}
- end
-
- def test_call_rest_args
- assert_equal([1,2], ->(*a){ a }.call(1,2))
- assert_equal([1,2,[]], ->(a,b,*c){ [a,b,c] }.call(1,2))
- assert_raise(ArgumentError){ ->(a,*b){ }.call() }
- end
-
- def test_call_opt_args
- assert_equal([1,2,3,4], ->(a,b,c=3,d=4){ [a,b,c,d] }.call(1,2))
- assert_equal([1,2,3,4], ->(a,b,c=0,d=4){ [a,b,c,d] }.call(1,2,3))
- assert_raise(ArgumentError){ ->(a,b=1){ }.call() }
- assert_raise(ArgumentError){ ->(a,b=1){ }.call(1,2,3) }
- end
-
- def test_call_rest_and_opt
- assert_equal([1,2,3,[]], ->(a,b=2,c=3,*d){ [a,b,c,d] }.call(1))
- assert_equal([1,2,3,[]], ->(a,b=0,c=3,*d){ [a,b,c,d] }.call(1,2))
- assert_equal([1,2,3,[4,5,6]], ->(a,b=0,c=0,*d){ [a,b,c,d] }.call(1,2,3,4,5,6))
- assert_raise(ArgumentError){ ->(a,b=1,*c){ }.call() }
- end
-
- def test_call_with_block
- f = ->(a,b,c=3,*d,&e){ [a,b,c,d,e.call(d + [a,b,c])] }
- assert_equal([1,2,3,[],6], f.call(1,2){|z| z.inject{|s,x| s+x} } )
- assert_equal(nil, ->(&b){ b }.call)
- foo { puts "bogus block " }
- assert_equal(1, ->(&b){ b.call }.call { 1 })
- b = nil
- assert_equal(1, ->(&b){ b.call }.call { 1 })
- assert_nil(b)
- end
-
- def foo
- assert_equal(nil, ->(&b){ b }.call)
- end
-
- def test_in_basic_object
- bug5966 = '[ruby-core:42349]'
- called = false
- BasicObject.new.instance_eval {->() {called = true}.()}
- assert_equal(true, called, bug5966)
- end
-
- def test_location_on_error
- bug6151 = '[ruby-core:43314]'
- called = 0
- line, f = __LINE__, lambda do
- called += 1
- true
- end
- e = assert_raise(ArgumentError) do
- f.call(42)
- end
- assert_send([e.backtrace.first, :start_with?, "#{__FILE__}:#{line}:"], bug6151)
- assert_equal(0, called)
- e = assert_raise(ArgumentError) do
- 42.times(&f)
- end
- assert_send([e.backtrace.first, :start_with?, "#{__FILE__}:#{line}:"], bug6151)
- assert_equal(0, called)
- end
-
- def test_do_lambda_source_location
- exp_lineno = __LINE__ + 3
- lmd = ->(x,
- y,
- z) do
- #
- end
- file, lineno = lmd.source_location
- assert_match(/^#{ Regexp.quote(__FILE__) }$/, file)
- assert_equal(exp_lineno, lineno, "must be at the beginning of the block")
- end
-
- def test_brace_lambda_source_location
- exp_lineno = __LINE__ + 3
- lmd = ->(x,
- y,
- z) {
- #
- }
- file, lineno = lmd.source_location
- assert_match(/^#{ Regexp.quote(__FILE__) }$/, file)
- assert_equal(exp_lineno, lineno, "must be at the beginning of the block")
- end
-end