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|
# frozen_string_literal: true
RSpec.describe HTTP::Request::Body do
let(:body) { "" }
subject { HTTP::Request::Body.new(body) }
describe "#initialize" do
context "when body is nil" do
let(:body) { nil }
it "does not raise an error" do
expect { subject }.not_to raise_error
end
end
context "when body is a string" do
let(:body) { "string body" }
it "does not raise an error" do
expect { subject }.not_to raise_error
end
end
context "when body is an IO" do
let(:body) { FakeIO.new("IO body") }
it "does not raise an error" do
expect { subject }.not_to raise_error
end
end
context "when body is an Enumerable" do
let(:body) { %w[bees cows] }
it "does not raise an error" do
expect { subject }.not_to raise_error
end
end
context "when body is of unrecognized type" do
let(:body) { 123 }
it "raises an error" do
expect { subject }.to raise_error(HTTP::RequestError)
end
end
end
describe "#source" do
it "returns the original object" do
expect(subject.source).to eq ""
end
end
describe "#size" do
context "when body is nil" do
let(:body) { nil }
it "returns zero" do
expect(subject.size).to eq 0
end
end
context "when body is a string" do
let(:body) { "Привет, мир!" }
it "returns string bytesize" do
expect(subject.size).to eq 21
end
end
context "when body is an IO with size" do
let(:body) { FakeIO.new("content") }
it "returns IO size" do
expect(subject.size).to eq 7
end
end
context "when body is an IO without size" do
let(:body) { IO.pipe[0] }
it "raises a RequestError" do
expect { subject.size }.to raise_error(HTTP::RequestError)
end
end
context "when body is an Enumerable" do
let(:body) { %w[bees cows] }
it "raises a RequestError" do
expect { subject.size }.to raise_error(HTTP::RequestError)
end
end
end
describe "#each" do
let(:chunks) do
chunks = []
subject.each { |chunk| chunks << chunk.dup }
chunks
end
context "when body is nil" do
let(:body) { nil }
it "yields nothing" do
expect(chunks).to eq []
end
end
context "when body is a string" do
let(:body) { "content" }
it "yields the string" do
expect(chunks).to eq %w[content]
end
end
context "when body is a non-Enumerable IO" do
let(:body) { FakeIO.new("a" * 16 * 1024 + "b" * 10 * 1024) }
it "yields chunks of content" do
expect(chunks.inject("", :+)).to eq "a" * 16 * 1024 + "b" * 10 * 1024
end
end
context "when body is a pipe" do
let(:ios) { IO.pipe }
let(:body) { ios[0] }
around do |example|
writer = Thread.new(ios[1]) do |io|
io << "abcdef"
io.close
end
begin
example.run
ensure
writer.join
end
end
it "yields chunks of content" do
expect(chunks.inject("", :+)).to eq("abcdef")
end
end
context "when body is an Enumerable IO" do
let(:data) { "a" * 16 * 1024 + "b" * 10 * 1024 }
let(:body) { StringIO.new data }
it "yields chunks of content" do
expect(chunks.inject("", :+)).to eq data
end
it "allows to enumerate multiple times" do
results = []
2.times do
result = ""
subject.each { |chunk| result += chunk }
results << result
end
aggregate_failures do
expect(results.count).to eq 2
expect(results).to all eq data
end
end
end
context "when body is an Enumerable" do
let(:body) { %w[bees cows] }
it "yields elements" do
expect(chunks).to eq %w[bees cows]
end
end
end
describe "#==" do
context "when sources are equivalent" do
let(:body1) { HTTP::Request::Body.new("content") }
let(:body2) { HTTP::Request::Body.new("content") }
it "returns true" do
expect(body1).to eq body2
end
end
context "when sources are not equivalent" do
let(:body1) { HTTP::Request::Body.new("content") }
let(:body2) { HTTP::Request::Body.new(nil) }
it "returns false" do
expect(body1).not_to eq body2
end
end
context "when objects are not of the same class" do
let(:body1) { HTTP::Request::Body.new("content") }
let(:body2) { "content" }
it "returns false" do
expect(body1).not_to eq body2
end
end
end
end
|
