1 files changed, 127 insertions, 0 deletions
diff --git a/spec/bundler/lock/git_spec.rb b/spec/bundler/lock/git_spec.rb
index 56db5d8305..ad13e8ffc6 100644
--- a/spec/bundler/lock/git_spec.rb
+++ b/spec/bundler/lock/git_spec.rb
@@ -14,6 +14,52 @@ RSpec.describe "bundle lock with git gems" do
     expect(the_bundle).to include_gems "foo 1.0.0"
   end
 
+  it "doesn't print errors even if running lock after removing the cache" do
+    FileUtils.rm_rf(Dir[default_cache_path("git/foo-1.0-*")].first)
+
+    bundle "lock --verbose"
+
+    expect(err).to be_empty
+  end
+
+  it "prints a proper error when changing a locked Gemfile to point to a bad branch" do
+    gemfile <<-G
+      source "#{file_uri_for(gem_repo1)}"
+      gem 'foo', :git => "#{lib_path("foo-1.0")}", :branch => "bad"
+    G
+
+    bundle "lock --update foo", env: { "LANG" => "en" }, raise_on_error: false
+
+    expect(err).to include("Revision bad does not exist in the repository")
+  end
+
+  it "prints a proper error when installing a Gemfile with a locked ref that does not exist" do
+    lockfile <<~L
+      GIT
+        remote: #{lib_path("foo-1.0")}
+        revision: #{"a" * 40}
+        specs:
+          foo (1.0)
+
+      GEM
+        remote: #{file_uri_for(gem_repo1)}/
+        specs:
+
+      PLATFORMS
+        #{lockfile_platforms}
+
+      DEPENDENCIES
+        foo!
+
+      BUNDLED WITH
+         #{Bundler::VERSION}
+    L
+
+    bundle "install", raise_on_error: false
+
+    expect(err).to include("Revision #{"a" * 40} does not exist in the repository")
+  end
+
   it "locks a git source to the current ref" do
     update_git "foo"
     bundle :install
@@ -26,6 +72,87 @@ RSpec.describe "bundle lock with git gems" do
     expect(out).to eq("WIN")
   end
 
+  it "properly clones a git source locked to an out of date ref" do
+    update_git "foo"
+
+    bundle :install, env: { "BUNDLE_PATH" => "foo" }
+    expect(err).to be_empty
+  end
+
+  it "properly fetches a git source locked to an unreachable ref" do
+    # Create a commit and make it unreachable
+    git "checkout -b foo ", lib_path("foo-1.0")
+    unreachable_sha = update_git("foo").ref_for("HEAD")
+    git "checkout main ", lib_path("foo-1.0")
+    git "branch -D foo ", lib_path("foo-1.0")
+
+    gemfile <<-G
+      source "#{file_uri_for(gem_repo1)}"
+      gem 'foo', :git => "#{lib_path("foo-1.0")}"
+    G
+
+    lockfile <<-L
+      GIT
+        remote: #{lib_path("foo-1.0")}
+        revision: #{unreachable_sha}
+        specs:
+          foo (1.0)
+
+      GEM
+        remote: #{file_uri_for(gem_repo1)}/
+        specs:
+
+      PLATFORMS
+        #{lockfile_platforms}
+
+      DEPENDENCIES
+        foo!
+
+      BUNDLED WITH
+         #{Bundler::VERSION}
+    L
+
+    bundle "install"
+
+    expect(err).to be_empty
+  end
+
+  it "properly fetches a git source locked to an annotated tag" do
+    # Create an annotated tag
+    git("tag -a v1.0 -m 'Annotated v1.0'", lib_path("foo-1.0"))
+    annotated_tag = git("rev-parse v1.0", lib_path("foo-1.0"))
+
+    gemfile <<-G
+      source "#{file_uri_for(gem_repo1)}"
+      gem 'foo', :git => "#{lib_path("foo-1.0")}"
+    G
+
+    lockfile <<-L
+      GIT
+        remote: #{lib_path("foo-1.0")}
+        revision: #{annotated_tag}
+        specs:
+          foo (1.0)
+
+      GEM
+        remote: #{file_uri_for(gem_repo1)}/
+        specs:
+
+      PLATFORMS
+        #{lockfile_platforms}
+
+      DEPENDENCIES
+        foo!
+
+      BUNDLED WITH
+         #{Bundler::VERSION}
+    L
+
+    bundle "install"
+
+    expect(err).to be_empty
+  end
+
   it "provides correct #full_gem_path" do
     run <<-RUBY
       puts Bundler.rubygems.find_name('foo').first.full_gem_path