handle apple git

Signed-off-by: kzwin <k.z.win@happyw.info>

1 files changed, 30 insertions, 0 deletions

diff --git a/spec/unit/provider/git_spec.rb b/spec/unit/provider/git_spec.rb
index a60c1b44c3..9c0bd8796a 100644
--- a/spec/unit/provider/git_spec.rb
+++ b/spec/unit/provider/git_spec.rb
@@ -83,6 +83,36 @@ describe Chef::Provider::Git do
     expect(@provider.new_resource).to equal(@resource)
   end
 
+  context 'cast git version into gem version object' do
+    it 'returns correct version with standard git' do
+      expect(@provider).to receive(:shell_out!)
+        .with('git --version', log_tag: 'git[web2.0 app]')
+        .and_return(double('ShellOut result', stdout: 'git version 2.14.1'))
+      expect(@provider.git_gem_version).to eq Gem::Version.new('2.14.1')
+    end
+
+    it 'returns correct version with Apple git' do
+      expect(@provider).to receive(:shell_out!)
+        .with('git --version', log_tag: 'git[web2.0 app]')
+        .and_return(double('ShellOut result', stdout: 'git version 2.11.0 (Apple Git-81)'))
+      expect(@provider.git_gem_version).to eq Gem::Version.new('2.11.0')
+    end
+
+    it 'maintains deprecated method name' do
+      expect(@provider).to receive(:shell_out!)
+        .with('git --version', log_tag: 'git[web2.0 app]')
+        .and_return(double('ShellOut result', stdout: 'git version 1.2.3'))
+      expect(@provider.git_minor_version).to eq Gem::Version.new('1.2.3')
+    end
+
+    it 'does not know how to handle other version' do
+      expect(@provider).to receive(:shell_out!)
+        .with('git --version', log_tag: 'git[web2.0 app]')
+        .and_return(double('ShellOut result', stdout: 'git version home-grown-git-99'))
+      expect { @provider.git_gem_version }.to raise_error(ArgumentError, /unparsable git version/)
+    end
+  end
+
   context "resolving revisions to a SHA" do
 
     before do