From 4a00fcbd92d6fbc5514e04c1de3a0540e84e996e Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Thu, 15 Feb 2024 16:39:14 +0900
Subject: Rename and restructured net/ftp and net/http examples

---
 .../ruby/library/net-http/httpheader/fetch_spec.rb | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 spec/ruby/library/net-http/httpheader/fetch_spec.rb

(limited to 'spec/ruby/library/net-http/httpheader/fetch_spec.rb')

diff --git a/spec/ruby/library/net-http/httpheader/fetch_spec.rb b/spec/ruby/library/net-http/httpheader/fetch_spec.rb
new file mode 100644
index 0000000000..58c69c0377
--- /dev/null
+++ b/spec/ruby/library/net-http/httpheader/fetch_spec.rb
@@ -0,0 +1,68 @@
+require_relative '../../../spec_helper'
+require 'net/http'
+require_relative 'fixtures/classes'
+
+describe "Net::HTTPHeader#fetch" do
+  before :each do
+    @headers = NetHTTPHeaderSpecs::Example.new
+  end
+
+  describe "when passed key" do
+    it "returns the header entry for the passed key" do
+      @headers["My-Header"] = "test"
+      @headers.fetch("My-Header").should == "test"
+
+      @headers.add_field("My-Other-Header", "a")
+      @headers.add_field("My-Other-Header", "b")
+      @headers.add_field("My-Other-Header", "c")
+      @headers.fetch("My-Other-Header").should == "a, b, c"
+    end
+
+    it "is case-insensitive" do
+      @headers["My-Header"] = "test"
+      @headers.fetch("my-header").should == "test"
+      @headers.fetch("MY-HEADER").should == "test"
+    end
+
+    it "returns nil when there is no entry for the passed key" do
+      -> { @headers.fetch("my-header") }.should raise_error(IndexError)
+    end
+  end
+
+  describe "when passed key, default" do
+    it "returns the header entry for the passed key" do
+      @headers["My-Header"] = "test"
+      @headers.fetch("My-Header", "bla").should == "test"
+
+      @headers.add_field("My-Other-Header", "a")
+      @headers.add_field("My-Other-Header", "b")
+      @headers.add_field("My-Other-Header", "c")
+      @headers.fetch("My-Other-Header", "bla").should == "a, b, c"
+    end
+
+    # TODO: This raises a NoMethodError: undefined method `join' for "bla":String
+    it "returns the default value when there is no entry for the passed key" do
+      @headers.fetch("My-Header", "bla").should == "bla"
+    end
+  end
+
+  describe "when passed key and block" do
+    it "returns the header entry for the passed key" do
+      @headers["My-Header"] = "test"
+      @headers.fetch("My-Header") {}.should == "test"
+
+      @headers.add_field("My-Other-Header", "a")
+      @headers.add_field("My-Other-Header", "b")
+      @headers.add_field("My-Other-Header", "c")
+      -> {
+        @result = @headers.fetch("My-Other-Header", "bla") {}
+      }.should complain(/block supersedes default value argument/)
+      @result.should == "a, b, c"
+    end
+
+    # TODO: This raises a NoMethodError: undefined method `join' for "redaeh-ym":String
+    it "yieldsand returns the block's return value when there is no entry for the passed key" do
+      @headers.fetch("My-Header") { |key| key.reverse }.should == "redaeh-ym"
+    end
+  end
+end
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