public void NumberOfCommitsOnCurrentBranchTest()
{
var executorMock = new Mock <ICommandLineExecutor>();
const string repoPath = "dir";
const string gitCommand = "rev-list --count HEAD";
executorMock.Setup(mock => mock.Execute("git", It.Is <string>(command => command == gitCommand), repoPath))
.Returns(new[] { "123" });
var gitCommands = new GitCommands(executorMock.Object);
var result = gitCommands.NumberOfCommitsOnCurrentBranch(repoPath);
executorMock.Verify(mock => mock.Execute("git", gitCommand, repoPath), Times.Once);
result.Should()
.Be(123);
}
