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require 'spec_helper'
describe WebMock::RequestStub do
before(:each) do
@request_stub = WebMock::RequestStub.new(:get, "www.example.com")
end
it "should have request pattern with method and uri" do
expect(@request_stub.request_pattern.to_s).to eq("GET http://www.example.com/")
end
it "should have response" do
expect(@request_stub.response).to be_a(WebMock::Response)
end
describe "with" do
it "should assign body to request pattern" do
@request_stub.with(body: "abc")
expect(@request_stub.request_pattern.to_s).to eq(WebMock::RequestPattern.new(:get, "www.example.com", body: "abc").to_s)
end
it "should assign normalized headers to request pattern" do
@request_stub.with(headers: {'A' => 'a'})
expect(@request_stub.request_pattern.to_s).to eq(
WebMock::RequestPattern.new(:get, "www.example.com", headers: {'A' => 'a'}).to_s
)
end
it "should assign given block to request profile" do
@request_stub.with { |req| req.body == "abc" }
expect(@request_stub.request_pattern.matches?(WebMock::RequestSignature.new(:get, "www.example.com", body: "abc"))).to be_truthy
end
end
describe "to_return" do
it "should assign response with provided options" do
@request_stub.to_return(body: "abc", status: 500)
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.status).to eq([500, ""])
end
it "should assign responses with provided options" do
@request_stub.to_return([{body: "abc"}, {body: "def"}])
expect([@request_stub.response.body, @request_stub.response.body]).to eq(["abc", "def"])
end
end
describe "to_return_json" do
it "should raise if a block is given" do
expect {
@request_stub.to_return_json(body: "abc", status: 500) { puts "don't call me" }
}.to raise_error(ArgumentError, '#to_return_json does not support passing a block')
end
it "should assign responses normally" do
@request_stub.to_return_json([{body: "abc"}, {body: "def"}])
expect([@request_stub.response.body, @request_stub.response.body]).to eq(["abc", "def"])
end
it "should json-ify a Hash body" do
@request_stub.to_return_json(body: {abc: "def"}, status: 500)
expect(@request_stub.response.body).to eq({abc: "def"}.to_json)
expect(@request_stub.response.status).to eq([500, ""])
end
it "should json-ify an Array body" do
@request_stub.to_return_json(body: [{abc: "def" }])
expect(@request_stub.response.body).to eq('[{"abc":"def"}]')
end
it "should json-ify any object responding to `to_json`" do
record = double("SomeRecord")
allow(record).to receive_messages(to_json: '{"what":"something"}.')
@request_stub.to_return_json(body: record)
expect(@request_stub.response.body).to eq('{"what":"something"}.')
end
it "should not over-json-ify a String body" do
@request_stub.to_return_json(body: '{"abc":"def"}')
expect(@request_stub.response.body).to eq('{"abc":"def"}')
end
it "should evaluate a callable proc or lambda body at the time of response being returned and not at the time of stub declaration" do
record = double("SomeRecord")
allow(record).to receive_messages(to_json: '{"what":"something callable"}.')
@request_stub.to_return_json(body: (->(request) { record }))
allow(record).to receive_messages(to_json: '{"what":"something else callable"}.')
expect(@request_stub.response.body.call(double(WebMock::RequestSignature))).to eq('{"what":"something else callable"}.')
end
it "should evaluate a callable proc or lambda body, even if it takes no args" do
record = double("SomeRecord")
allow(record).to receive_messages(to_json: '{"what":"something callable"}.')
@request_stub.to_return_json(body: -> { record })
allow(record).to receive_messages(to_json: '{"what":"something else callable"}.')
expect(@request_stub.response.body.call(double(WebMock::RequestSignature))).to eq('{"what":"something else callable"}.')
end
it "should apply the content_type header" do
@request_stub.to_return_json(body: {abc: "def"}, status: 500)
expect(@request_stub.response.headers).to eq({"Content-Type"=>"application/json"})
end
it "should preserve existing headers" do
@request_stub.to_return_json(headers: {"A" => "a"}, body: "")
expect(@request_stub.response.headers).to eq({"A"=>"a", "Content-Type"=>"application/json"})
end
it "should allow callsites to override content_type header" do
@request_stub.to_return_json(headers: {content_type: 'application/super-special-json'})
expect(@request_stub.response.headers).to eq({"Content-Type"=>"application/super-special-json"})
end
end
describe "then" do
it "should return stub without any modifications, acting as syntactic sugar" do
expect(@request_stub.then).to eq(@request_stub)
end
end
describe "response" do
it "should return responses in a sequence passed as array" do
@request_stub.to_return([{body: "abc"}, {body: "def"}])
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
end
it "should repeat returning last response" do
@request_stub.to_return([{body: "abc"}, {body: "def"}])
@request_stub.response
@request_stub.response
expect(@request_stub.response.body).to eq("def")
end
it "should return responses in a sequence passed as comma separated params" do
@request_stub.to_return({body: "abc"}, {body: "def"})
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
end
it "should return responses declared in multiple to_return declarations" do
@request_stub.to_return({body: "abc"}).to_return({body: "def"})
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
end
end
describe "to_raise" do
it "should assign response with exception to be thrown" do
@request_stub.to_raise(ArgumentError)
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(ArgumentError, "Exception from WebMock")
end
it "should assign sequence of responses with response with exception to be thrown" do
@request_stub.to_return(body: "abc").then.to_raise(ArgumentError)
expect(@request_stub.response.body).to eq("abc")
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(ArgumentError, "Exception from WebMock")
end
it "should assign a list responses to be thrown in a sequence" do
@request_stub.to_raise(ArgumentError, IndexError)
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(ArgumentError, "Exception from WebMock")
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(IndexError, "Exception from WebMock")
end
it "should raise exceptions declared in multiple to_raise declarations" do
@request_stub.to_raise(ArgumentError).then.to_raise(IndexError)
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(ArgumentError, "Exception from WebMock")
expect {
@request_stub.response.raise_error_if_any
}.to raise_error(IndexError, "Exception from WebMock")
end
end
describe "to_timeout" do
it "should assign response with timeout" do
@request_stub.to_timeout
expect(@request_stub.response.should_timeout).to be_truthy
end
it "should assign sequence of responses with response with timeout" do
@request_stub.to_return(body: "abc").then.to_timeout
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.should_timeout).to be_truthy
end
it "should allow multiple timeouts to be declared" do
@request_stub.to_timeout.then.to_timeout.then.to_return(body: "abc")
expect(@request_stub.response.should_timeout).to be_truthy
expect(@request_stub.response.should_timeout).to be_truthy
expect(@request_stub.response.body).to eq("abc")
end
end
describe "times" do
it "should give error if declared before any response declaration is declared" do
expect {
@request_stub.times(3)
}.to raise_error("Invalid WebMock stub declaration. times(N) can be declared only after response declaration.")
end
it "should repeat returning last declared response declared number of times" do
@request_stub.to_return({body: "abc"}).times(2).then.to_return({body: "def"})
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
end
it "should repeat raising last declared exception declared number of times" do
@request_stub.to_return({body: "abc"}).times(2).then.to_return({body: "def"})
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
end
it "should repeat returning last declared sequence of responses declared number of times" do
@request_stub.to_return({body: "abc"}, {body: "def"}).times(2).then.to_return({body: "ghj"})
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
expect(@request_stub.response.body).to eq("abc")
expect(@request_stub.response.body).to eq("def")
expect(@request_stub.response.body).to eq("ghj")
end
it "should return self" do
expect(@request_stub.to_return({body: "abc"}).times(1)).to eq(@request_stub)
end
it "should raise error if argument is not integer" do
expect {
@request_stub.to_return({body: "abc"}).times("not number")
}.to raise_error("times(N) accepts integers >= 1 only")
end
it "should raise error if argument is < 1" do
expect {
@request_stub.to_return({body: "abc"}).times(0)
}.to raise_error("times(N) accepts integers >= 1 only")
end
end
end
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