public void GetOrderOfCurrentHeadRelativeToFirstCommitOfBranchTest()
{
var output = Helpers.LoadResource(Paths.GitSingleCommitOutput, typeof(GitCommandsTest).Assembly);
var executorMock = new Mock <ICommandLineExecutor>();
var gitCommands = new GitCommands(executorMock.Object);
const int nthCommit = 1;
const int allCommits = 123;
executorMock.Setup(mock => mock.Execute("git", "rev-list --count HEAD", "dir"))
.Returns(new[] { "123" });
var nthCommitHashCommand = $"log -1 HEAD~{allCommits - nthCommit + 1}";
executorMock.Setup(mock => mock.Execute("git", nthCommitHashCommand, "dir"))
.Returns(output.Split('\n'));
executorMock.Setup(mock => mock.Execute("git",
"rev-list abb3cc3d7e405c39eae91b22c41d1281b9075cd4..HEAD --count",
"dir"))
.Returns(new[] { "42" });
var result = gitCommands.GetOrderOfCurrentHeadRelativeToFirstCommitOfBranch("dir");
executorMock.Verify(mock => mock.Execute("git", "rev-list --count HEAD", "dir"), Times.Once);
executorMock.Verify(mock => mock.Execute("git", nthCommitHashCommand, "dir"), Times.Once);
executorMock.Verify(mock => mock.Execute("git",
"rev-list abb3cc3d7e405c39eae91b22c41d1281b9075cd4..HEAD --count",
"dir"),
Times.Once);
result.Should()
.Be(42);
}
