kemal/spec/helpers_spec.cr

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require "./spec_helper"
require "./handler_spec"
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describe "Macros" do
describe "#public_folder" do
it "sets public folder" do
public_folder "/some/path/to/folder"
Kemal.config.public_folder.should eq("/some/path/to/folder")
end
end
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describe "#add_handler" do
it "adds a custom handler" do
add_handler CustomTestHandler.new
Kemal.config.setup
Kemal.config.handlers.size.should eq 7
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end
end
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describe "#logging" do
it "sets logging status" do
logging false
Kemal.config.logging.should eq false
end
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it "sets a custom logger" do
config = Kemal::Config::INSTANCE
logger CustomLogHandler.new
config.logger.should be_a(CustomLogHandler)
end
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end
describe "#halt" do
it "can break block with halt macro" do
get "/non-breaking" do
"hello"
"world"
end
request = HTTP::Request.new("GET", "/non-breaking")
client_response = call_request_on_app(request)
client_response.status_code.should eq(200)
client_response.body.should eq("world")
get "/breaking" do |env|
halt env, 404, "hello"
"world"
end
request = HTTP::Request.new("GET", "/breaking")
client_response = call_request_on_app(request)
client_response.status_code.should eq(404)
client_response.body.should eq("hello")
end
it "can break block with halt macro using default values" do
get "/" do |env|
halt env
"world"
end
request = HTTP::Request.new("GET", "/")
client_response = call_request_on_app(request)
client_response.status_code.should eq(200)
client_response.body.should eq("")
end
end
describe "#callbacks" do
it "can break block with halt macro from before_* callback" do
filter_middleware = Kemal::FilterHandler.new
filter_middleware._add_route_filter("GET", "/", :before) do |env|
halt env, status_code: 400, response: "Missing origin."
end
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get "/" do |_env|
"Hello world"
end
request = HTTP::Request.new("GET", "/")
client_response = call_request_on_app(request)
client_response.status_code.should eq(400)
client_response.body.should eq("Missing origin.")
end
end
describe "#headers" do
it "can add headers" do
get "/headers" do |env|
env.response.headers.add "Content-Type", "image/png"
headers env, {
"Access-Control-Allow-Origin" => "*",
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"Content-Type" => "text/plain",
}
end
request = HTTP::Request.new("GET", "/headers")
response = call_request_on_app(request)
response.headers["Access-Control-Allow-Origin"].should eq("*")
response.headers["Content-Type"].should eq("text/plain")
end
end
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describe "#send_file" do
it "sends file with given path and default mime-type" do
get "/" do |env|
send_file env, "#{__DIR__}/asset/hello.ecr"
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end
request = HTTP::Request.new("GET", "/")
response = call_request_on_app(request)
response.status_code.should eq(200)
response.headers["Content-Type"].should eq("application/octet-stream")
response.headers["Content-Length"].should eq("18")
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end
it "sends file with given path and given mime-type" do
get "/" do |env|
send_file env, "#{__DIR__}/asset/hello.ecr", "image/jpeg"
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end
request = HTTP::Request.new("GET", "/")
response = call_request_on_app(request)
response.status_code.should eq(200)
response.headers["Content-Type"].should eq("image/jpeg")
response.headers["Content-Length"].should eq("18")
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end
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it "sends file with binary stream" do
get "/" do |env|
send_file env, "Serdar".to_slice
end
request = HTTP::Request.new("GET", "/")
response = call_request_on_app(request)
response.status_code.should eq(200)
response.headers["Content-Type"].should eq("application/octet-stream")
response.headers["Content-Length"].should eq("6")
end
it "sends file with given path and given filename" do
get "/" do |env|
send_file env, "#{__DIR__}/asset/hello.ecr", filename: "image.jpg"
end
request = HTTP::Request.new("GET", "/")
response = call_request_on_app(request)
response.status_code.should eq(200)
response.headers["Content-Disposition"].should eq("attachment; filename=\"image.jpg\"")
end
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end
describe "#gzip" do
it "adds HTTP::CompressHandler to handlers" do
gzip true
Kemal.config.setup
Kemal.config.handlers[4].should be_a(HTTP::CompressHandler)
end
end
describe "#serve_static" do
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it "should disable static file hosting" do
serve_static false
Kemal.config.serve_static.should eq false
end
it "should disble enable gzip and dir_listing" do
serve_static({"gzip" => true, "dir_listing" => true})
conf = Kemal.config.serve_static
conf.is_a?(Hash).should eq true
if conf.is_a?(Hash)
conf["gzip"].should eq true
conf["dir_listing"].should eq true
end
end
end
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end