From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 .../test_gem_impossible_dependencies_error.rb      | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 jni/ruby/test/rubygems/test_gem_impossible_dependencies_error.rb

(limited to 'jni/ruby/test/rubygems/test_gem_impossible_dependencies_error.rb')

diff --git a/jni/ruby/test/rubygems/test_gem_impossible_dependencies_error.rb b/jni/ruby/test/rubygems/test_gem_impossible_dependencies_error.rb
new file mode 100644
index 0000000..9c9825c
--- /dev/null
+++ b/jni/ruby/test/rubygems/test_gem_impossible_dependencies_error.rb
@@ -0,0 +1,61 @@
+require 'rubygems/test_case'
+
+class TestGemImpossibleDependenciesError < Gem::TestCase
+
+  def test_message_conflict
+    request = dependency_request dep('net-ssh', '>= 2.0.13'), 'rye', '0.9.8'
+
+    conflicts = []
+
+    # These conflicts are lies as their dependencies does not have the correct
+    # requested-by entries, but they are suitable for testing the message.
+    # See #485 to construct a correct conflict.
+    net_ssh_2_2_2 =
+      dependency_request dep('net-ssh', '>= 2.6.5'), 'net-ssh', '2.2.2', request
+    net_ssh_2_6_5 =
+      dependency_request dep('net-ssh', '~> 2.2.2'), 'net-ssh', '2.6.5', request
+
+    conflict1 = Gem::Resolver::Conflict.new \
+      net_ssh_2_6_5, net_ssh_2_6_5.requester
+
+    conflict2 = Gem::Resolver::Conflict.new \
+      net_ssh_2_2_2, net_ssh_2_2_2.requester
+
+    conflicts << [net_ssh_2_6_5.requester.spec, conflict1]
+    conflicts << [net_ssh_2_2_2.requester.spec, conflict2]
+
+    error = Gem::ImpossibleDependenciesError.new request, conflicts
+
+    expected = <<-EXPECTED
+rye-0.9.8 requires net-ssh (>= 2.0.13) but it conflicted:
+  Activated net-ssh-2.6.5
+  which does not match conflicting dependency (~> 2.2.2)
+
+  Conflicting dependency chains:
+    rye (= 0.9.8), 0.9.8 activated, depends on
+    net-ssh (>= 2.0.13), 2.6.5 activated
+
+  versus:
+    rye (= 0.9.8), 0.9.8 activated, depends on
+    net-ssh (>= 2.0.13), 2.6.5 activated, depends on
+    net-ssh (~> 2.2.2)
+
+  Activated net-ssh-2.2.2
+  which does not match conflicting dependency (>= 2.6.5)
+
+  Conflicting dependency chains:
+    rye (= 0.9.8), 0.9.8 activated, depends on
+    net-ssh (>= 2.0.13), 2.2.2 activated
+
+  versus:
+    rye (= 0.9.8), 0.9.8 activated, depends on
+    net-ssh (>= 2.0.13), 2.2.2 activated, depends on
+    net-ssh (>= 2.6.5)
+
+    EXPECTED
+
+    assert_equal expected, error.message
+  end
+
+end
+
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