From be43cc25dbe983fc0ac688db2358bae2c3cbfe08 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Mon, 4 Jul 2022 20:37:20 +0530
Subject: [PATCH] Make a dedicated entry point in calibre-debug for running
 tests
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Fixes #1677 (One difference: using the new run_test() I see all the debug output …)
---
 src/calibre/debug.py           | 7 +++++++
 src/calibre/utils/run_tests.py | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/calibre/debug.py b/src/calibre/debug.py
index ad0c665f81..0ae1cbdd37 100644
--- a/src/calibre/debug.py
+++ b/src/calibre/debug.py
@@ -102,6 +102,8 @@ Everything after the -- is passed to the script.
         'Run a plugin that provides a command line interface. For example:\n'
         'calibre-debug -r "Plugin name" -- file1 --option1\n'
         'Everything after the -- will be passed to the plugin as arguments.'))
+    parser.add_option('-t', '--run-test', help=_(
+        'Run the named test(s)'))
     parser.add_option('--diff', action='store_true', default=False, help=_(
         'Run the calibre diff tool. For example:\n'
         'calibre-debug --diff file1 file2'))
@@ -313,6 +315,11 @@ def main(args=sys.argv):
             prints(_('No plugin named %s found')%opts.run_plugin)
             raise SystemExit(1)
         plugin.cli_main([plugin.name] + args[1:])
+    elif opts.run_test:
+        from calibre.utils.run_tests import run_test
+        from calibre.constants import debug
+        debug(False)
+        run_test(opts.run_test)
     elif opts.diff:
         from calibre.gui2.tweak_book.diff.main import main
         main(['calibre-diff'] + args[1:])
diff --git a/src/calibre/utils/run_tests.py b/src/calibre/utils/run_tests.py
index 14f2ed3a01..76f2b3eb43 100644
--- a/src/calibre/utils/run_tests.py
+++ b/src/calibre/utils/run_tests.py
@@ -301,7 +301,7 @@ def find_tests(which_tests=None, exclude_tests=None):
 
 
 def run_test(test_name, verbosity=4, buffer=False):
-    # calibre-debug -c "from calibre.utils.run_tests import *; import sys; run_test(sys.argv[-1])" some_test_name
+    # calibre-debug -t test_name
     tests = find_tests()
     tests = filter_tests_by_name(tests, test_name)
     if not tests._tests: