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#!/usr/bin/env ruby
TEST_REGEX = /TEST_F\([a-zA-Z0-9_]+,\s+([a-zA-Z0-9_]+)\)/
DISABLED_TESTS = %w(
test_ex7_10_plain_characters
test_ex7_17_flow_mapping_separate_values
test_ex7_21_single_pair_implicit_entries
test_ex7_2_empty_nodes
test_ex8_2_block_indentation_header
)
class Context
attr_accessor :name, :ev, :src
def initialize
@name = ""
@src = ""
@ev = []
end
end
class String
def snakecase
self
.gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
.gsub(/([a-z\d])([A-Z])/, '\1_\2')
.tr('-', '_')
.gsub(/\s/, '_')
.gsub(/__+/, '_')
.downcase
end
end
ctx = nil
tests = []
IO.foreach(ARGV[0]) do |line|
line.strip!
if ctx
fail "unexpected TEST_F" if line =~ TEST_REGEX
if line =~ /^}/
tests << ctx
ctx = nil
end
if line =~ /^EXPECT_CALL/
fail 'not end with ;' unless line[-1] == ';'
v = line.gsub('(', ' ').gsub(')', ' ').split
ctx.ev << v[2]
end
else
next unless line =~ TEST_REGEX
name = $1
next unless name =~ /^(Ex\d+_\d+)/
str = $1.upcase
$stderr.puts "found #{name}"
ctx = Context.new
ctx.name = "test_#{name.snakecase}"
ctx.src = str
end
end
# code gen
tests.each do |t|
next if t.ev.size == 0
if DISABLED_TESTS.include? t.name
puts "#[allow(dead_code)]"
else
puts "#[test]"
end
puts "fn #{t.name}() {"
puts " let mut v = str_to_test_events(#{t.src}).into_iter();"
t.ev.each do |e|
puts " assert_next!(v, TestEvent::#{e});"
end
puts "}"
puts
end