kemal/spec/param_parser_spec.cr

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require "./spec_helper"
describe "ParamParser" do
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it "parses query params" do
route = Route.new "POST", "/" do |env|
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hasan = env.params["hasan"]
"Hello #{hasan}"
end
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request = HTTP::Request.new("POST", "/?hasan=cemal")
params = Kemal::ParamParser.new(route, request).parse
params["hasan"].should eq "cemal"
end
it "parses request body" do
route = Route.new "POST", "/" do |env|
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name = env.params["name"]
age = env.params["age"]
hasan = env.params["hasan"]
"Hello #{name} #{hasan} #{age}"
end
request = HTTP::Request.new(
"POST",
"/?hasan=cemal",
body: "name=serdar&age=99",
headers: HTTP::Headers{"Content-Type": "application/x-www-form-urlencoded"},
)
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params = Kemal::ParamParser.new(route, request).parse
params.should eq({"hasan" => "cemal", "name" => "serdar", "age" => "99"})
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end
context "when content type is application/json" do
it "parses request body" do
route = Route.new "POST", "/" { }
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request = HTTP::Request.new(
"POST",
"/",
body: "{\"name\": \"Serdar\"}",
headers: HTTP::Headers{"Content-Type": "application/json"},
)
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params = Kemal::ParamParser.new(route, request).parse
params.should eq({"name": "Serdar"})
end
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it "parses request body for array" do
route = Route.new "POST", "/" { }
request = HTTP::Request.new(
"POST",
"/",
body: "[1]",
headers: HTTP::Headers{"Content-Type": "application/json"},
)
params = Kemal::ParamParser.new(route, request).parse
params.should eq({"_json": [1]})
end
it "parses request body and query params" do
route = Route.new "POST", "/" { }
request = HTTP::Request.new(
"POST",
"/?foo=bar",
body: "[1]",
headers: HTTP::Headers{"Content-Type": "application/json"},
)
params = Kemal::ParamParser.new(route, request).parse
params.should eq({"foo": "bar", "_json": [1]})
end
it "handles no request body" do
route = Route.new "GET", "/" { }
request = HTTP::Request.new(
"GET",
"/",
headers: HTTP::Headers{"Content-Type": "application/json"},
)
params = Kemal::ParamParser.new(route, request).parse
params.should eq({} of String => AllParamTypes)
end
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end
context "when content type is incorrect" do
it "does not parse request body" do
route = Route.new "POST", "/" do |env|
name = env.params["name"]
age = env.params["age"]
hasan = env.params["hasan"]
"Hello #{name} #{hasan} #{age}"
end
request = HTTP::Request.new(
"POST",
"/?hasan=cemal",
body: "name=serdar&age=99",
headers: HTTP::Headers{"Content-Type": "text/plain"},
)
params = Kemal::ParamParser.new(route, request).parse
params.should eq({"hasan" => "cemal"})
end
end
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end