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# frozen_string_literal: true
RSpec.describe Dry::Logger::Formatters::JSON do
include_context "stream"
subject(:logger) do
Dry.Logger(:test, stream: stream, formatter: :json)
end
it "when passed as a symbol, it has JSON format for string messages" do
logger.info("foo")
expected_json = {
"progname" => "test",
"severity" => "INFO",
"time" => "2017-01-15T15:00:23Z",
"message" => "foo"
}
expect(output).to eql("#{JSON.dump(expected_json)}\n")
expect(JSON.parse(output)).to eql(expected_json)
end
it "has JSON format for string messages" do
logger.info("foo")
expect(JSON.parse(output)).to eql(
"progname" => "test",
"severity" => "INFO",
"time" => "2017-01-15T15:00:23Z",
"message" => "foo"
)
end
it "has JSON format for string messages with payloads" do
logger.info("foo", test: true)
expect(JSON.parse(output)).to eql(
"progname" => "test",
"severity" => "INFO",
"time" => "2017-01-15T15:00:23Z",
"message" => "foo",
"test" => true
)
end
it "has JSON format for error messages" do
logger.error(Exception.new("foo"))
expect(JSON.parse(output)).to eql(
"progname" => "test",
"severity" => "ERROR",
"time" => "2017-01-15T15:00:23Z",
"message" => "foo",
"backtrace" => [],
"exception" => "Exception"
)
end
it "has JSON format for hash messages" do
logger.info(foo: :bar)
expect(JSON.parse(output)).to eql(
"progname" => "test",
"severity" => "INFO",
"time" => "2017-01-15T15:00:23Z",
"foo" => "bar"
)
end
it "has JSON format for not string messages" do
logger.info(["foo"])
expect(JSON.parse(output)).to eql(
"progname" => "test",
"severity" => "INFO",
"time" => "2017-01-15T15:00:23Z",
"message" => ["foo"]
)
end
end
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