[PATCH v5 09/10] parseopt: add tests for subcommand autocorrection

From

JSJiamu Sun <39@barroit.sh>

Date

Apr 22, 2026, 12:18 UTC

Message-ID

<SY0P300MB08018E1D69CECC5CD4098BABCE2D2@SY0P300MB0801.AUSP300.PROD.OUTLOOK.COM>

In-Reply-To

<SY0P300MB0801AE56F740AD087D22B35ACE2D2@SY0P300MB0801.AUSP300.PROD.OUTLOOK.COM>

Signed-off-by: Jiamu Sun <39@barroit.sh>
---
 t/meson.build                     |  1 +
 t/t9004-autocorrect-subcommand.sh | 58 +++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100755 t/t9004-autocorrect-subcommand.sh

diff --git a/t/meson.build b/t/meson.build
index 7528e5cda5fe..871cd7ab0a08 100644
--- a/t/meson.build
+++ b/t/meson.build
@@ -980,6 +980,7 @@ integration_tests = [
   't9001-send-email.sh',
   't9002-column.sh',
   't9003-help-autocorrect.sh',
+  't9004-autocorrect-subcommand.sh',
   't9100-git-svn-basic.sh',
   't9101-git-svn-props.sh',
   't9102-git-svn-deep-rmdir.sh',
diff --git a/t/t9004-autocorrect-subcommand.sh b/t/t9004-autocorrect-subcommand.sh
new file mode 100755
index 000000000000..09d281bd105b
--- /dev/null
+++ b/t/t9004-autocorrect-subcommand.sh
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+test_description='subcommand auto-correction test
+
+Test autocorrection for subcommands with different
+help.autocorrect mode.'
+
+. ./test-lib.sh
+
+test_expect_success 'setup' "
+	echo '^error: unknown subcommand: ' >grep_unknown
+"
+
+test_expect_success 'default is show hint only' '
+	test_must_fail git worktree lsit 2>actual &&
+	test_grep "most similar subcommand" actual
+'
+
+test_expect_success "'never' disables autocorrection" '
+	test_config help.autocorrect never &&
+
+	test_must_fail git worktree lsit 2>actual &&
+	head -n1 actual >first && test_grep -f grep_unknown first
+'
+
+for mode in false no off 0 show
+do
+	test_expect_success "'$mode' disables autocorrection and shows hints" "
+		test_config help.autocorrect $mode &&
+
+		test_must_fail git worktree lsit 2>actual &&
+		test_grep 'most similar subcommand' actual
+	"
+done
+
+for mode in -39 immediate 1
+do
+	test_expect_success "autocorrect immediately with '$mode'" - <<-EOT
+		test_config help.autocorrect $mode &&
+
+		git worktree lsit 2>actual &&
+		test_grep "you meant 'list'\.$" actual
+	EOT
+done
+
+test_expect_success 'delay path is executed' - <<-\EOT
+	test_config help.autocorrect 2 &&
+
+	git worktree lsit 2>actual &&
+	test_grep '^Continuing in 0.2 seconds, ' actual
+EOT
+
+test_expect_success 'deny if too dissimilar' - <<-\EOT
+	test_must_fail git remote rensnr 2>actual &&
+	head -n1 actual >first && test_grep -f grep_unknown first
+EOT
+
+test_done

-- 
2.53.0