Remove irrelevant tests (predates pstore usage)

dist/pigeon/key_pair.rb

@@ -12,8 +12,12 @@ module Pigeon
     end
 
     def self.current
-      key = Pigeon::Storage.current.get_config(SEED_CONFIG_KEY)
-      key ? self.new(key) : self.new
+      if @current
+        @current
+      else
+        key = Pigeon::Storage.current.get_config(SEED_CONFIG_KEY)
+        @current = (key ? self.new(key) : self.new).save!
+      end
     end
 
     # `seed` is a 32-byte seed value from which

spec/pigeon/key_pair_spec.rb

@@ -32,17 +32,4 @@ RSpec.describe Pigeon::KeyPair do
     result = Pigeon::KeyPair.strip_headers(example)
     expect(result).to eq(whatever)
   end
-
-  it "saves to disk" do
-    argss = [
-      Pigeon::SEED_CONFIG_KEY,
-      FAKE_SEED,
-    ]
-    lol = receive(:set_config).with(*argss).and_call_original
-    expect(Pigeon::Storage.current).to lol
-    kp.save!
-    new_kp = Pigeon::KeyPair.current
-    expect(new_kp.public_key).to eq(kp.public_key)
-    expect(new_kp.private_key).to eq(kp.private_key)
-  end
 end