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745de093db
* test/ruby/test_exception.rb (test_exception, test_else): split huge tests into simple tests. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36644 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
434 lines
8.5 KiB
Ruby
434 lines
8.5 KiB
Ruby
require 'test/unit'
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require 'tempfile'
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require_relative 'envutil'
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class TestException < Test::Unit::TestCase
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def test_exception_rescued
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begin
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raise "this must be handled"
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assert(false)
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rescue
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assert(true)
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end
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end
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def test_exception_retry
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bad = true
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begin
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raise "this must be handled no.2"
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rescue
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if bad
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bad = false
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retry
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assert(false)
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end
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end
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assert(true)
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end
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def test_exception_in_rescue
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string = "this must be handled no.3"
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e = assert_raise(RuntimeError) do
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begin
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raise "exception in rescue clause"
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rescue
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raise string
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end
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assert(false)
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end
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assert_equal(string, e.message)
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end
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def test_exception_in_ensure
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string = "exception in ensure clause"
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e = assert_raise(RuntimeError) do
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begin
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raise "this must be handled no.4"
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ensure
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assert_instance_of(RuntimeError, $!)
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assert_equal("this must be handled no.4", $!.message)
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raise "exception in ensure clause"
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end
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assert(false)
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end
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assert_equal(string, e.message)
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end
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def test_exception_ensure
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bad = true
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begin
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begin
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raise "this must be handled no.5"
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ensure
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bad = false
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end
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rescue
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end
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assert(!bad)
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end
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def test_exception_ensure_2 # just duplication?
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bad = true
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begin
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begin
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raise "this must be handled no.6"
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ensure
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bad = false
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end
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rescue
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end
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assert(!bad)
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end
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def test_break_ensure
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bad = true
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while true
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begin
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break
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ensure
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bad = false
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end
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end
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assert(!bad)
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end
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def test_catch_throw
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assert(catch(:foo) {
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loop do
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loop do
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throw :foo, true
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break
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end
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break
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assert(false) # should no reach here
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end
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false
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})
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end
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def test_else_no_exception
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begin
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assert(true)
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rescue
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assert(false)
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else
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assert(true)
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end
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end
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def test_else_raised
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begin
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assert(true)
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raise
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assert(false)
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rescue
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assert(true)
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else
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assert(false)
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end
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end
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def test_else_nested_no_exception
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begin
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assert(true)
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begin
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assert(true)
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rescue
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assert(false)
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else
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assert(true)
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end
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assert(true)
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rescue
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assert(false)
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else
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assert(true)
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end
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end
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def test_else_nested_rescued
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begin
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assert(true)
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begin
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assert(true)
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raise
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assert(false)
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rescue
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assert(true)
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else
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assert(false)
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end
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assert(true)
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rescue
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assert(false)
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else
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assert(true)
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end
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end
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def test_else_nested_unrescued
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begin
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assert(true)
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begin
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assert(true)
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rescue
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assert(false)
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else
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assert(true)
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end
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assert(true)
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raise
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assert(false)
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rescue
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assert(true)
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else
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assert(false)
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end
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end
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def test_else_nested_rescued_reraise
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begin
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assert(true)
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begin
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assert(true)
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raise
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assert(false)
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rescue
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assert(true)
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else
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assert(false)
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end
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assert(true)
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raise
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assert(false)
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rescue
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assert(true)
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else
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assert(false)
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end
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end
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def test_raise_with_wrong_number_of_arguments
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assert_raise(TypeError) { raise nil }
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assert_raise(TypeError) { raise 1, 1 }
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assert_raise(ArgumentError) { raise 1, 1, 1, 1 }
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end
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def test_errat
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assert_in_out_err([], "p $@", %w(nil), [])
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assert_in_out_err([], "$@ = 1", [], /\$! not set \(ArgumentError\)$/)
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assert_in_out_err([], <<-INPUT, [], /backtrace must be Array of String \(TypeError\)$/)
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begin
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raise
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rescue
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$@ = 1
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end
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INPUT
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assert_in_out_err([], <<-INPUT, [], /^foo: unhandled exception$/)
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begin
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raise
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rescue
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$@ = 'foo'
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raise
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end
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INPUT
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assert_in_out_err([], <<-INPUT, [], /^foo: unhandled exception\s+from bar\s+from baz$/)
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begin
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raise
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rescue
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$@ = %w(foo bar baz)
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raise
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end
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INPUT
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end
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def test_safe4
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cmd = proc{raise SystemExit}
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safe0_p = proc{|*args| args}
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test_proc = proc {
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$SAFE = 4
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begin
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cmd.call
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rescue SystemExit => e
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safe0_p["SystemExit: #{e.inspect}"]
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raise e
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rescue Exception => e
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safe0_p["Exception (NOT SystemExit): #{e.inspect}"]
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raise e
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end
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}
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assert_raise(SystemExit, '[ruby-dev:38760]') {test_proc.call}
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end
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def test_thread_signal_location
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_, stderr, _ = EnvUtil.invoke_ruby("-d", <<-RUBY, false, true)
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Thread.start do
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begin
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Process.kill(:INT, $$)
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ensure
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raise "in ensure"
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end
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end.join
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RUBY
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assert_not_match(/:0/, stderr, "[ruby-dev:39116]")
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end
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def test_errinfo
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begin
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raise "foo"
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assert(false)
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rescue => e
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assert_equal(e, $!)
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1.times { assert_equal(e, $!) }
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end
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assert_equal(nil, $!)
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end
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def test_inspect
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assert_equal("#<Exception: Exception>", Exception.new.inspect)
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e = Class.new(Exception)
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e.class_eval do
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def to_s; ""; end
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end
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assert_equal(e.inspect, e.new.inspect)
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end
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def test_set_backtrace
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e = Exception.new
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e.set_backtrace("foo")
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assert_equal(["foo"], e.backtrace)
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e.set_backtrace(%w(foo bar baz))
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assert_equal(%w(foo bar baz), e.backtrace)
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assert_raise(TypeError) { e.set_backtrace(1) }
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assert_raise(TypeError) { e.set_backtrace([1]) }
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end
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def test_exit_success_p
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begin
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exit
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rescue SystemExit => e
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end
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assert_send([e, :success?], "success by default")
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begin
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exit(true)
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rescue SystemExit => e
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end
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assert_send([e, :success?], "true means success")
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begin
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exit(false)
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rescue SystemExit => e
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end
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assert_not_send([e, :success?], "false means failure")
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begin
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abort
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rescue SystemExit => e
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end
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assert_not_send([e, :success?], "abort means failure")
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end
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def test_nomethoderror
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bug3237 = '[ruby-core:29948]'
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str = "\u2600"
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id = :"\u2604"
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e = assert_raise(NoMethodError) {str.__send__(id)}
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assert_equal("undefined method `#{id}' for #{str.inspect}:String", e.message, bug3237)
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end
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def test_errno
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assert_equal(Encoding.find("locale"), Errno::EINVAL.new.message.encoding)
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end
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def test_too_many_args_in_eval
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bug5720 = '[ruby-core:41520]'
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arg_string = (0...140000).to_a.join(", ")
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assert_raise(SystemStackError, bug5720) {eval "raise(#{arg_string})"}
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end
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def test_systemexit_new
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e0 = SystemExit.new
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assert_equal(0, e0.status)
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assert_equal("SystemExit", e0.message)
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ei = SystemExit.new(3)
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assert_equal(3, ei.status)
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assert_equal("SystemExit", ei.message)
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es = SystemExit.new("msg")
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assert_equal(0, es.status)
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assert_equal("msg", es.message)
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eis = SystemExit.new(7, "msg")
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assert_equal(7, eis.status)
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assert_equal("msg", eis.message)
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bug5728 = '[ruby-dev:44951]'
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et = SystemExit.new(true)
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assert_equal(true, et.success?, bug5728)
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assert_equal("SystemExit", et.message, bug5728)
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ef = SystemExit.new(false)
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assert_equal(false, ef.success?, bug5728)
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assert_equal("SystemExit", ef.message, bug5728)
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ets = SystemExit.new(true, "msg")
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assert_equal(true, ets.success?, bug5728)
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assert_equal("msg", ets.message, bug5728)
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efs = SystemExit.new(false, "msg")
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assert_equal(false, efs.success?, bug5728)
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assert_equal("msg", efs.message, bug5728)
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end
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def test_exception_in_name_error_to_str
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bug5575 = '[ruby-core:41612]'
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t = nil
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Tempfile.open(["test_exception_in_name_error_to_str", ".rb"]) do |f|
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t = f
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t.puts <<-EOC
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begin
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BasicObject.new.inspect
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rescue
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$!.inspect
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end
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EOC
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end
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assert_nothing_raised(NameError, bug5575) do
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load(t.path)
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end
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ensure
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t.close(true) if t
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end
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def test_equal
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bug5865 = '[ruby-core:41979]'
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assert_equal(RuntimeError.new("a"), RuntimeError.new("a"), bug5865)
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assert_not_equal(RuntimeError.new("a"), StandardError.new("a"), bug5865)
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end
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def test_exception_in_exception_equal
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bug5865 = '[ruby-core:41979]'
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t = nil
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Tempfile.open(["test_exception_in_exception_equal", ".rb"]) do |f|
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t = f
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t.puts <<-EOC
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o = Object.new
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def o.exception(arg)
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end
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_ = RuntimeError.new("a") == o
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EOC
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end
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assert_nothing_raised(ArgumentError, bug5865) do
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load(t.path)
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end
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ensure
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t.close(true) if t
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end
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end
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