require File.dirname(__FILE__) + '/test_helper'

describe "Braid::Operations::Git#remote_url" do
  it "should use git config" do
    # FIXME weak test
    git.expects(:invoke).with(:config, 'remote.braid/git/one.url').returns("git://path")
    git.remote_url("braid/git/one").should == "git://path"
  end
end

describe "Braid::Operations::Git#rev_parse" do
  it "should return the full hash when a hash is found" do
    full_revision = 'a' * 40
    git.expects(:exec).returns([0, full_revision, ""])
    git.rev_parse('a' * 7).should == full_revision
  end

  it "should raise a revision error when the hash is not found" do
    ambiguous_revision = 'b' * 7
    git.expects(:exec).returns([1, ambiguous_revision, "fatal: ..."])
    lambda { git.rev_parse(ambiguous_revision) }.should raise_error(Braid::Operations::UnknownRevision)
  end
end

describe "Braid::Operations::Git#version" do
  ACTUAL_VERSION = "1.5.5.1.98.gf0ec4"

  before(:each) do
    git.expects(:exec).returns([0, "git version #{ACTUAL_VERSION}\n", ""])
  end

  it "should extract from git --version output" do
    git.version.should == ACTUAL_VERSION
  end
end

describe "Braid::Operations::Git#require_version" do
  REQUIRED_VERSION = "1.5.4.5"
  PASS_VERSIONS    = %w(1.5.4.6 1.5.5 1.6 1.5.4.5.2 1.5.5.1.98.gf0ec4)
  FAIL_VERSIONS    = %w(1.5.4.4 1.5.4 1.5.3 1.4.5.6)

  def set_version(str)
    git.expects(:exec).returns([0, "git version #{str}\n", ""])
  end

  it "should return true for higher revisions" do
    PASS_VERSIONS.each do |version|
      set_version(version)
      git.require_version(REQUIRED_VERSION).should == true
    end
  end

  it "should return false for lower revisions" do
    FAIL_VERSIONS.each do |version|
      set_version(version)
      git.require_version(REQUIRED_VERSION).should == false
    end
  end
end

describe "Braid::Operations::GitCache#path" do
  it "should use the local cache directory and strip characters" do
    git_cache.path("git://path").should == File.join(Braid.local_cache_dir, "git___path")
    git_cache.path("git@domain:repository.git").should == File.join(Braid.local_cache_dir, "git_domain_repository.git")
  end
end