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require 'time'
module AMQ
module Protocol
RSpec.describe Table do
timestamp = Time.utc(2010, 12, 31, 23, 58, 59)
bigdecimal_1 = BigDecimal("1.0")
bigdecimal_2 = BigDecimal("5E-3")
DATA = {
{} => "\x00\x00\x00\x00",
{"test" => 1} => "\x00\x00\x00\x0E\x04testl\x00\x00\x00\x00\x00\x00\x00\x01",
{"float" => 1.92} => "\x00\x00\x00\x0F\x05floatd?\xFE\xB8Q\xEB\x85\x1E\xB8",
{"test" => "string"} => "\x00\x00\x00\x10\x04testS\x00\x00\x00\x06string",
{"test" => {}} => "\x00\x00\x00\n\x04testF\x00\x00\x00\x00",
{"test" => bigdecimal_1} => "\x00\x00\x00\v\x04testD\x00\x00\x00\x00\x01",
{"test" => bigdecimal_2} => "\x00\x00\x00\v\x04testD\x03\x00\x00\x00\x05",
{"test" => timestamp} => "\x00\x00\x00\x0e\x04testT\x00\x00\x00\x00M\x1enC"
}
describe ".encode" do
it "should return \"\x00\x00\x00\x00\" for nil" do
encoded_value = "\x00\x00\x00\x00"
expect(Table.encode(nil)).to eql(encoded_value)
end
it "should serialize { :test => true }" do
expect(Table.encode(:test => true)).
to eql("\x00\x00\x00\a\x04testt\x01".force_encoding(Encoding::ASCII_8BIT))
end
it "should serialize { :test => false }" do
expect(Table.encode(:test => false)).
to eql("\x00\x00\x00\a\x04testt\x00".force_encoding(Encoding::ASCII_8BIT))
end
it "should serialize { :coordinates => { :latitude => 59.35 } }" do
expect(Table.encode(:coordinates => { :latitude => 59.35 })).
to eql("\x00\x00\x00#\vcoordinatesF\x00\x00\x00\x12\blatituded@M\xAC\xCC\xCC\xCC\xCC\xCD".force_encoding(Encoding::ASCII_8BIT))
end
it "should serialize { :coordinates => { :longitude => 18.066667 } }" do
expect(Table.encode(:coordinates => { :longitude => 18.066667 })).
to eql("\x00\x00\x00$\vcoordinatesF\x00\x00\x00\x13\tlongituded@2\x11\x11\x16\xA8\xB8\xF1".force_encoding(Encoding::ASCII_8BIT))
end
it "should serialize long UTF-8 strings and symbols" do
long_utf8 = "à" * 192
long_ascii8 = long_utf8.dup.force_encoding(::Encoding::ASCII_8BIT)
input = { "utf8_string" => long_utf8, "utf8_symbol" => long_utf8.to_sym }
output = { "utf8_string" => long_ascii8, "utf8_symbol" => long_ascii8 }
expect(Table.decode(Table.encode(input))).to eq(output)
end
DATA.each do |data, encoded|
it "should return #{encoded.inspect} for #{data.inspect}" do
expect(Table.encode(data)).to eql(encoded.force_encoding(Encoding::ASCII_8BIT))
end
end
end
describe ".decode" do
DATA.each do |data, encoded|
it "should return #{data.inspect} for #{encoded.inspect}" do
expect(Table.decode(encoded)).to eql(data)
end
it "is capable of decoding what it encodes" do
expect(Table.decode(Table.encode(data))).to eq(data)
end
end # DATA.each
it "is capable of decoding boolean table values" do
input1 = { "boolval" => true }
expect(Table.decode(Table.encode(input1))).to eq(input1)
input2 = { "boolval" => false }
expect(Table.decode(Table.encode(input2))).to eq(input2)
end
it "is capable of decoding nil table values" do
input = { "nilval" => nil }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding nil table in nested hash/map values" do
input = { "hash" => {"nil" => nil} }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding string table values" do
input = { "stringvalue" => "string" }
expect(Table.decode(Table.encode(input))).to eq(input)
expect(Table.decode("\x00\x00\x00\x17\vstringvalueS\x00\x00\x00\x06string")).to eq(input)
end
it "is capable of decoding byte array table values (as Ruby strings)" do
expect(Table.decode("\x00\x00\x00\x17\vstringvaluex\x00\x00\x00\x06string")).to eq({"stringvalue" => "string"})
end
it "is capable of decoding string table values with UTF-8 characters" do
input = {
"строка".force_encoding(::Encoding::ASCII_8BIT) => "значение".force_encoding(::Encoding::ASCII_8BIT)
}
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding integer table values" do
input = { "intvalue" => 10 }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding signed integer table values" do
input = { "intvalue" => -10 }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding long table values" do
input = { "longvalue" => 912598613 }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding float table values" do
input = { "floatvalue" => 100.0 }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding time table values" do
input = { "intvalue" => Time.parse("2011-07-14 01:17:46 +0400") }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding empty hash table values" do
input = { "hashvalue" => Hash.new }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding empty array table values" do
input = { "arrayvalue" => Array.new }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding single string value array table values" do
input = { "arrayvalue" => ["amq-protocol"] }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding simple nested hash table values" do
input = { "hashvalue" => { "a" => "b" } }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding nil table values" do
input = { "nil" => nil }
expect(Table.decode(Table.encode(input))).to eq(input)
end
it 'is capable of decoding 8bit signed integers' do
output = TableValueDecoder.decode_byte("\xC0",0).first
expect(output).to eq(192)
end
it 'is capable of decoding 16bit signed integers' do
output = TableValueDecoder.decode_short("\x06\x8D", 0).first
expect(output).to eq(1677)
end
it "is capable of decoding tables" do
input = {
"boolval" => true,
"intval" => 1,
"strval" => "Test",
"timestampval" => Time.parse("2011-07-14 01:17:46 +0400"),
"floatval" => 3.14,
"longval" => 912598613,
"hashval" => { "protocol" => "AMQP091", "true" => true, "false" => false, "nil" => nil }
}
expect(Table.decode(Table.encode(input))).to eq(input)
end
it "is capable of decoding deeply nested tables" do
input = {
"hashval" => {
"protocol" => {
"name" => "AMQP",
"major" => 0,
"minor" => "9",
"rev" => 1.0,
"spec" => {
"url" => "http://bit.ly/hw2ELX",
"utf8" => "à bientôt"
}
},
"true" => true,
"false" => false,
"nil" => nil
}
}
expect(Table.decode(Table.encode(input))).to eq(input.tap { |r| r["hashval"]["protocol"]["spec"]["utf8"].force_encoding(::Encoding::ASCII_8BIT) })
end
it "is capable of decoding array values in tables" do
input1 = {
"arrayval1" => [198, 3, 77, 8.0, ["inner", "array", { "oh" => "well", "it" => "should work", "3" => 6 }], "two", { "a" => "value", "is" => nil }],
"arrayval2" => [198, 3, 77, "two", { "a" => "value", "is" => nil }, 8.0, ["inner", "array", { "oh" => "well", "it" => "should work", "3" => 6 }]]
}
expect(Table.decode(Table.encode(input1))).to eq(input1)
now = Time.now
input2 = {
"coordinates" => {
"latitude" => 59.35,
"longitude" => 18.066667
},
"participants" => 11,
"venue" => "Stockholm",
"true_field" => true,
"false_field" => false,
"nil_field" => nil,
"ary_field" => ["one", 2.0, 3]
}
expect(Table.decode(Table.encode(input2))).to eq(input2)
input3 = { "timely" => { "now" => now } }
expect(Table.decode(Table.encode(input3))["timely"]["now"].to_i).to eq(now.to_i)
end
end # describe
end
end
end
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