Add test for class not influencing instance

1 files changed, 31 insertions, 0 deletions

diff --git a/test/test_highline.rb b/test/test_highline.rb
index 8b93f9b..5294009 100755
--- a/test/test_highline.rb
+++ b/test/test_highline.rb
@@ -538,6 +538,37 @@ class TestHighLine < Minitest::Test
     cli.say("This should be <%= color('cyan', CYAN) %>!")
     assert_equal("This should be cyan!\n", cli_output.string)
 
+    @output.truncate(@output.rewind)
+    cli_output.truncate(cli_output.rewind)
+
+    # Now check when class and instance doesn't agree about use_color
+
+    # Class false, instance true
+    HighLine.use_color = false
+    cli.use_color = true
+
+    @terminal.say("This should be <%= color('cyan', CYAN) %>!")
+    assert_equal("This should be cyan!\n", @output.string)
+
+    cli.say("This should be <%= color('cyan', CYAN) %>!")
+    assert_equal("This should be \e[36mcyan\e[0m!\n", cli_output.string)
+
+    @output.truncate(@output.rewind)
+    cli_output.truncate(cli_output.rewind)
+
+    # Class true, instance false
+    HighLine.use_color = true
+    cli.use_color = false
+
+    @terminal.say("This should be <%= color('cyan', CYAN) %>!")
+    assert_equal("This should be \e[36mcyan\e[0m!\n", @output.string)
+
+    cli.say("This should be <%= color('cyan', CYAN) %>!")
+    assert_equal("This should be cyan!\n", cli_output.string )
+
+    @output.truncate(@output.rewind)
+    cli_output.truncate(cli_output.rewind)
+
     HighLine.use_color = old_setting
   end