add specs for YumCache fascadelcg/chef-12-yum-backport

Signed-off-by: Lamont Granquist <lamont@scriptkiddie.org>

1 files changed, 89 insertions, 0 deletions

diff --git a/spec/unit/provider/package/yum/yum_cache_spec.rb b/spec/unit/provider/package/yum/yum_cache_spec.rb
new file mode 100644
index 0000000000..ba78987de7
--- /dev/null
+++ b/spec/unit/provider/package/yum/yum_cache_spec.rb
@@ -0,0 +1,89 @@
+#
+# Copyright:: Copyright 2018-2018, Chef Software Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require "spec_helper"
+
+describe Chef::Provider::Package::Yum::YumCache do
+  let(:yum_cache) { Chef::Provider::Package::Yum::YumCache.instance }
+
+  let(:python_helper) { instance_double(Chef::Provider::Package::Yum::PythonHelper) }
+
+  def yum_version(name, version, arch)
+    Chef::Provider::Package::Yum::Version.new(name, version, arch)
+  end
+
+  before(:each) do
+    allow( yum_cache ).to receive(:python_helper).and_return(python_helper)
+  end
+
+  it "package_available? returns false if the helper reports the available version is nil" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo").and_return( yum_version("foo", nil, nil) )
+    expect( yum_cache.package_available?("foo") ).to be false
+  end
+
+  it "package_available? returns true if the helper returns an available version" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo").and_return( yum_version("foo", "1.2.3-1", "x86_64") )
+    expect( yum_cache.package_available?("foo") ).to be true
+  end
+
+  it "version_available? returns false if the helper reports the available version is nil" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo", "1.2.3", nil).and_return( yum_version("foo", nil, nil) )
+    expect( yum_cache.version_available?("foo", "1.2.3") ).to be false
+  end
+
+  it "version_available? returns true if the helper returns an available version" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo", "1.2.3", nil).and_return( yum_version("foo", "1.2.3-1", "x86_64") )
+    expect( yum_cache.version_available?("foo", "1.2.3") ).to be true
+  end
+
+  it "version_available? with an arch returns false if the helper reports the available version is nil" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo", "1.2.3", "x86_64").and_return( yum_version("foo", nil, nil) )
+    expect( yum_cache.version_available?("foo", "1.2.3", "x86_64") ).to be false
+  end
+
+  it "version_available? with an arch returns true if the helper returns an available version" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo", "1.2.3", "x86_64").and_return( yum_version("foo", "1.2.3-1", "x86_64") )
+    expect( yum_cache.version_available?("foo", "1.2.3", "x86_64") ).to be true
+  end
+
+  [ :refresh, :reload, :reload_installed, :reload_provides, :reset, :reset_installed ].each do |method|
+    it "restarts the python helper when #{method} is called" do
+      expect( python_helper ).to receive(:restart)
+      yum_cache.send(method)
+    end
+  end
+
+  it "installed_version? returns nil if the helper reports the installed version is nil" do
+    expect( python_helper ).to receive(:package_query).with(:whatinstalled, "foo").and_return( yum_version("foo", nil, nil) )
+    expect( yum_cache.installed_version("foo") ).to be nil
+  end
+
+  it "installed_version? returns version string if the helper returns an installed version" do
+    expect( python_helper ).to receive(:package_query).with(:whatinstalled, "foo").and_return( yum_version("foo", "1.2.3-1", "x86_64") )
+    expect( yum_cache.installed_version("foo") ).to eql("1.2.3-1.x86_64")
+  end
+
+  it "available_version? returns nil if the helper reports the available version is nil" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo").and_return( yum_version("foo", nil, nil) )
+    expect( yum_cache.available_version("foo") ).to be nil
+  end
+
+  it "available_version? returns version string if the helper returns an available version" do
+    expect( python_helper ).to receive(:package_query).with(:whatavailable, "foo").and_return( yum_version("foo", "1.2.3-1", "x86_64") )
+    expect( yum_cache.available_version("foo") ).to eql("1.2.3-1.x86_64")
+  end
+end