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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/common', __FILE__)
require File.expand_path('../fixtures/strings', __FILE__)
describe "YAML.load" do
after :each do
rm_r $test_file
end
it "returns a document from current io stream when io provided" do
File.open($test_file, 'w') do |io|
YAML.dump( ['badger', 'elephant', 'tiger'], io )
end
File.open($test_file) { |yf| YAML.load( yf ) }.should == ['badger', 'elephant', 'tiger']
end
it "loads strings" do
strings = ["str",
" str",
"'str'",
"str",
" str",
"'str'",
"\"str\"",
"\n str",
"--- str",
"---\nstr",
"--- \nstr",
"--- \n str",
"--- 'str'"
]
strings.each do |str|
YAML.load(str).should == "str"
end
end
it "fails on invalid keys" do
if YAML.to_s == "Psych"
error = Psych::SyntaxError
else
error = ArgumentError
end
lambda { YAML.load("key1: value\ninvalid_key") }.should raise_error(error)
end
it "accepts symbols" do
YAML.load( "--- :locked" ).should == :locked
end
it "accepts numbers" do
YAML.load("47").should == 47
YAML.load("-1").should == -1
end
it "accepts collections" do
expected = ["a", "b", "c"]
YAML.load("--- \n- a\n- b\n- c\n").should == expected
YAML.load("--- [a, b, c]").should == expected
YAML.load("[a, b, c]").should == expected
end
it "parses start markers" do
YAML.load("---\n").should == nil
YAML.load("--- ---\n").should == "---"
YAML.load("--- abc").should == "abc"
end
it "works with block sequence shortcuts" do
block_seq = "- - - one\n - two\n - three"
YAML.load(block_seq).should == [[["one", "two", "three"]]]
end
it "works on complex keys" do
require 'date'
expected = {
[ 'Detroit Tigers', 'Chicago Cubs' ] => [ Date.new( 2001, 7, 23 ) ],
[ 'New York Yankees', 'Atlanta Braves' ] => [ Date.new( 2001, 7, 2 ),
Date.new( 2001, 8, 12 ),
Date.new( 2001, 8, 14 ) ]
}
YAML.load($complex_key_1).should == expected
end
it "loads a symbol key that contains spaces" do
string = ":user name: This is the user name."
expected = { :"user name" => "This is the user name."}
YAML.load(string).should == expected
end
describe "with iso8601 timestamp" do
it "computes the microseconds" do
[ [YAML.load("2011-03-22t23:32:11.2233+01:00"), 223300],
[YAML.load("2011-03-22t23:32:11.0099+01:00"), 9900],
[YAML.load("2011-03-22t23:32:11.000076+01:00"), 76]
].should be_computed_by(:usec)
end
it "rounds values smaller than 1 usec to 0 " do
YAML.load("2011-03-22t23:32:11.000000342222+01:00").usec.should == 0
end
end
it "loads an OpenStruct" do
require "ostruct"
os = OpenStruct.new("age" => 20, "name" => "John")
loaded = YAML.load("--- !ruby/object:OpenStruct\ntable:\n :age: 20\n :name: John\n")
loaded.should == os
end
it "loads a File but raise an error when used as it is uninitialized" do
loaded = YAML.load("--- !ruby/object:File {}\n")
lambda {
loaded.read(1)
}.should raise_error(IOError)
end
end
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