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ruby--ruby/test/ruby/test_settracefunc.rb

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require 'test/unit'
class TestSetTraceFunc < Test::Unit::TestCase
def setup
@original_compile_option = RubyVM::InstructionSequence.compile_option
RubyVM::InstructionSequence.compile_option = {
:trace_instruction => true,
:specialized_instruction => false
}
end
def teardown
set_trace_func(nil)
RubyVM::InstructionSequence.compile_option = @original_compile_option
end
def test_c_call
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: x = 1 + 1
5: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["c-call", 4, :+, Fixnum],
events.shift)
assert_equal(["c-return", 4, :+, Fixnum],
events.shift)
assert_equal(["line", 5, __method__, self.class],
events.shift)
assert_equal(["c-call", 5, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_call
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: def add(x, y)
5: x + y
6: end
7: x = add(1, 1)
8: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["c-call", 4, :method_added, self.class],
events.shift)
assert_equal(["c-return", 4, :method_added, self.class],
events.shift)
assert_equal(["line", 7, __method__, self.class],
events.shift)
assert_equal(["call", 4, :add, self.class],
events.shift)
assert_equal(["line", 5, :add, self.class],
events.shift)
assert_equal(["c-call", 5, :+, Fixnum],
events.shift)
assert_equal(["c-return", 5, :+, Fixnum],
events.shift)
assert_equal(["return", 6, :add, self.class],
events.shift)
assert_equal(["line", 8, __method__, self.class],
events.shift)
assert_equal(["c-call", 8, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_class
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: class Foo
5: def bar
6: end
7: end
8: x = Foo.new.bar
9: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["c-call", 4, :inherited, Class],
events.shift)
assert_equal(["c-return", 4, :inherited, Class],
events.shift)
assert_equal(["class", 4, nil, nil],
events.shift)
assert_equal(["line", 5, nil, nil],
events.shift)
assert_equal(["c-call", 5, :method_added, Module],
events.shift)
assert_equal(["c-return", 5, :method_added, Module],
events.shift)
assert_equal(["end", 7, nil, nil],
events.shift)
assert_equal(["line", 8, __method__, self.class],
events.shift)
assert_equal(["c-call", 8, :new, Class],
events.shift)
assert_equal(["c-call", 8, :initialize, BasicObject],
events.shift)
assert_equal(["c-return", 8, :initialize, BasicObject],
events.shift)
assert_equal(["c-return", 8, :new, Class],
events.shift)
assert_equal(["call", 5, :bar, Foo],
events.shift)
assert_equal(["return", 6, :bar, Foo],
events.shift)
assert_equal(["line", 9, __method__, self.class],
events.shift)
assert_equal(["c-call", 9, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_return # [ruby-dev:38701]
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: def foo(a)
5: return if a
6: return
7: end
8: foo(true)
9: foo(false)
10: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["c-call", 4, :method_added, self.class],
events.shift)
assert_equal(["c-return", 4, :method_added, self.class],
events.shift)
assert_equal(["line", 8, __method__, self.class],
events.shift)
assert_equal(["call", 4, :foo, self.class],
events.shift)
assert_equal(["line", 5, :foo, self.class],
events.shift)
assert_equal(["return", 5, :foo, self.class],
events.shift)
assert_equal(["line", 9, :test_return, self.class],
events.shift)
assert_equal(["call", 4, :foo, self.class],
events.shift)
assert_equal(["line", 5, :foo, self.class],
events.shift)
assert_equal(["return", 7, :foo, self.class],
events.shift)
assert_equal(["line", 10, :test_return, self.class],
events.shift)
assert_equal(["c-call", 10, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_return2 # [ruby-core:24463]
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: def foo
5: a = 5
6: return a
7: end
8: foo
9: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["c-call", 4, :method_added, self.class],
events.shift)
assert_equal(["c-return", 4, :method_added, self.class],
events.shift)
assert_equal(["line", 8, __method__, self.class],
events.shift)
assert_equal(["call", 4, :foo, self.class],
events.shift)
assert_equal(["line", 5, :foo, self.class],
events.shift)
assert_equal(["line", 6, :foo, self.class],
events.shift)
assert_equal(["return", 7, :foo, self.class],
events.shift)
assert_equal(["line", 9, :test_return2, self.class],
events.shift)
assert_equal(["c-call", 9, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_raise
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: begin
5: raise TypeError, "error"
6: rescue TypeError
7: end
8: set_trace_func(nil)
EOF
assert_equal(["c-return", 1, :set_trace_func, Kernel],
events.shift)
assert_equal(["line", 4, __method__, self.class],
events.shift)
assert_equal(["line", 5, __method__, self.class],
events.shift)
assert_equal(["c-call", 5, :raise, Kernel],
events.shift)
assert_equal(["c-call", 5, :exception, Exception],
events.shift)
assert_equal(["c-call", 5, :initialize, Exception],
events.shift)
assert_equal(["c-return", 5, :initialize, Exception],
events.shift)
assert_equal(["c-return", 5, :exception, Exception],
events.shift)
assert_equal(["c-call", 5, :backtrace, Exception],
events.shift)
assert_equal(["c-return", 5, :backtrace, Exception],
events.shift)
assert_equal(["c-call", 5, :set_backtrace, Exception],
events.shift)
assert_equal(["c-return", 5, :set_backtrace, Exception],
events.shift)
assert_equal(["raise", 5, :test_raise, TestSetTraceFunc],
events.shift)
assert_equal(["c-return", 5, :raise, Kernel],
events.shift)
assert_equal(["c-call", 6, :===, Module],
events.shift)
assert_equal(["c-return", 6, :===, Module],
events.shift)
assert_equal(["line", 8, __method__, self.class],
events.shift)
assert_equal(["c-call", 8, :set_trace_func, Kernel],
events.shift)
assert_equal([], events)
end
def test_break # [ruby-core:27606] [Bug #2610]
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
2: events << [event, lineno, mid, klass]
3: })
4: [1,2,3].any? {|n| n}
8: set_trace_func(nil)
EOF
[["c-return", 1, :set_trace_func, Kernel],
["line", 4, __method__, self.class],
["c-call", 4, :any?, Enumerable],
["c-call", 4, :each, Array],
["line", 4, __method__, self.class],
["c-return", 4, :each, Array],
["c-return", 4, :any?, Enumerable],
["line", 5, __method__, self.class],
["c-call", 5, :set_trace_func, Kernel]].each{|e|
assert_equal(e, events.shift)
}
end
def test_invalid_proc
assert_raise(TypeError) { set_trace_func(1) }
end
def test_raise_in_trace
set_trace_func proc {raise rescue nil}
assert_equal(42, (raise rescue 42), '[ruby-core:24118]')
end
def test_thread_trace
events = {:set => [], :add => []}
prc = Proc.new { |event, file, lineno, mid, binding, klass|
events[:set] << [event, lineno, mid, klass, :set]
}
prc2 = Proc.new { |event, file, lineno, mid, binding, klass|
events[:add] << [event, lineno, mid, klass, :add]
}
th = Thread.new do
th = Thread.current
eval <<-EOF.gsub(/^.*?: /, "")
1: th.set_trace_func(prc)
2: th.add_trace_func(prc2)
3: class ThreadTraceInnerClass
4: def foo
5: x = 1 + 1
6: end
7: end
8: ThreadTraceInnerClass.new.foo
9: th.set_trace_func(nil)
EOF
end
th.join
[["c-return", 1, :set_trace_func, Thread, :set],
["line", 2, __method__, self.class, :set],
["c-call", 2, :add_trace_func, Thread, :set]].each do |e|
assert_equal(e, events[:set].shift)
end
[["c-return", 2, :add_trace_func, Thread],
["line", 3, __method__, self.class],
["c-call", 3, :inherited, Class],
["c-return", 3, :inherited, Class],
["class", 3, nil, nil],
["line", 4, nil, nil],
["c-call", 4, :method_added, Module],
["c-return", 4, :method_added, Module],
["end", 7, nil, nil],
["line", 8, __method__, self.class],
["c-call", 8, :new, Class],
["c-call", 8, :initialize, BasicObject],
["c-return", 8, :initialize, BasicObject],
["c-return", 8, :new, Class],
["call", 4, :foo, ThreadTraceInnerClass],
["line", 5, :foo, ThreadTraceInnerClass],
["c-call", 5, :+, Fixnum],
["c-return", 5, :+, Fixnum],
["return", 6, :foo, ThreadTraceInnerClass],
["line", 9, __method__, self.class],
["c-call", 9, :set_trace_func, Thread]].each do |e|
[:set, :add].each do |type|
assert_equal(e + [type], events[type].shift)
end
end
assert_equal([], events[:set])
assert_equal([], events[:add])
end
def test_trace_defined_method
events = []
eval <<-EOF.gsub(/^.*?: /, "")
1: class FooBar; define_method(:foobar){}; end
2: fb = FooBar.new
3: set_trace_func(Proc.new { |event, file, lineno, mid, binding, klass|
4: events << [event, lineno, mid, klass]
5: })
6: fb.foobar
7: set_trace_func(nil)
EOF
[["c-return", 3, :set_trace_func, Kernel],
["line", 6, __method__, self.class],
["call", 6, :foobar, FooBar],
["return", 6, :foobar, FooBar],
["line", 7, __method__, self.class],
["c-call", 7, :set_trace_func, Kernel]].each{|e|
assert_equal(e, events.shift)
}
end
def test_remove_in_trace
bug3921 = '[ruby-dev:42350]'
ok = false
func = lambda{|e, f, l, i, b, k|
set_trace_func(nil)
ok = eval("self", b)
}
set_trace_func(func)
assert_equal(self, ok, bug3921)
end
class << self
define_method(:method_added, Module.method(:method_added))
end
end