[RFC/PATCHv2 4/5] add test for git grep --recursive

[Chris Packham <judge.packham@gmail.com>]

Signed-off-by: Chris Packham <judge.packham@gmail.com>
---
 t/t7820-grep-recursive.sh |  183 +++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 183 insertions(+), 0 deletions(-)
 create mode 100644 t/t7820-grep-recursive.sh

diff --git a/t/t7820-grep-recursive.sh b/t/t7820-grep-recursive.sh
new file mode 100644
index 0000000..3c386b4
--- /dev/null
+++ b/t/t7820-grep-recursive.sh
@@ -0,0 +1,183 @@
+#!/bin/sh
+#
+# Copyright (c) 2010 Chris Packham
+#
+
+test_description='git grep --recursive test
+
+This test checks the ability of git grep to search within submodules when told
+to do so with the --recursive option'
+
+. ./test-lib.sh
+
+restore_test_defaults()
+{
+	unset GIT_SUPER_REFNAME
+}
+
+test_expect_success 'setup' '
+	cat >t <<-\EOF &&
+	one two three
+	four five six
+	seven eight nine
+	EOF
+	git add t &&
+	git commit -m "initial commit"
+'
+submodurl=$TRASH_DIRECTORY
+
+test_expect_success 'setup submodules' '
+	for mod in submodule1 submodule2 submodule3 submodule4 submodule5; do
+		git submodule add "$submodurl" $mod &&
+		git submodule init $mod
+	done &&
+	git commit -m "setup submodules for test"
+'
+
+test_expect_success 'update data in each submodule' '
+	for n in 1 2 3 4 5; do
+		(cd submodule$n &&
+			sed -i "s/^four.*/& #$n/" t &&
+			git commit -a -m"update") &&
+		git add submodule$n
+	done &&
+	git commit -m "update data in each submodule"
+'
+
+test_expect_success 'non-recursive grep in base' '
+	cat >expected <<-\EOF &&
+	t:four five six
+	EOF
+	git grep "five" >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'submodule-ref option' '
+	cat >expected <<-\EOF &&
+	bar:t:four five six
+	EOF
+	GIT_SUPER_REFNAME=bar &&
+	export GIT_SUPER_REFNAME &&
+	git grep "five" master >actual &&
+	test_cmp expected actual &&
+	restore_test_defaults
+'
+
+test_expect_success 'non-recursive grep in submodule' '
+	(
+		cd submodule1 &&
+		cat >expected <<-\EOF &&
+		t:four five six #1
+		EOF
+		git grep "five" >actual &&
+		test_cmp expected actual
+	)
+'
+
+test_expect_success 'recursive grep' '
+	cat >expected <<-\EOF &&
+	submodule1/t:four five six #1
+	submodule2/t:four five six #2
+	submodule3/t:four five six #3
+	submodule4/t:four five six #4
+	submodule5/t:four five six #5
+	t:four five six
+	EOF
+	git grep --recursive "five" >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep (with -n)' '
+	cat >expected <<-\EOF &&
+	submodule1/t:2:four five six #1
+	submodule2/t:2:four five six #2
+	submodule3/t:2:four five six #3
+	submodule4/t:2:four five six #4
+	submodule5/t:2:four five six #5
+	t:2:four five six
+	EOF
+	git grep --recursive -n "five" >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep (with -l)' '
+	cat >expected <<-\EOF &&
+	submodule1/t
+	submodule2/t
+	submodule3/t
+	submodule4/t
+	submodule5/t
+	t
+	EOF
+	git grep --recursive -l "five" >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep (with --or)' '
+	cat >expected <<-\EOF &&
+	submodule1/t:one two three
+	submodule1/t:four five six #1
+	submodule2/t:one two three
+	submodule2/t:four five six #2
+	submodule3/t:one two three
+	submodule3/t:four five six #3
+	submodule4/t:one two three
+	submodule4/t:four five six #4
+	submodule5/t:one two three
+	submodule5/t:four five six #5
+	t:one two three
+	t:four five six
+	EOF
+	git grep --recursive \( -e "five" --or -e "two" \) >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep (with --and --not)' '
+	cat >expected <<-\EOF &&
+	submodule2/t:four five six #2
+	submodule3/t:four five six #3
+	submodule4/t:four five six #4
+	submodule5/t:four five six #5
+	t:four five six
+	EOF
+	git grep --recursive \( -e "five" --and --not -e "#1" \) >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep with refspec' '
+	cat >expected <<-\EOF &&
+	master:submodule1/t:four five six #1
+	master:submodule2/t:four five six #2
+	master:submodule3/t:four five six #3
+	master:submodule4/t:four five six #4
+	master:submodule5/t:four five six #5
+	master:t:four five six
+	EOF
+	git grep --recursive five master >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep with pathspec' '
+	cat >expected <<-\EOF &&
+	submodule2/t:four five six #2
+	EOF
+	git grep --recursive five -- submodule2 >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'recursive grep with pathspec and refspec' '
+	cat >expected <<-\EOF &&
+	master:submodule2/t:four five six #2
+	EOF
+	git grep --recursive five master -- submodule2 >actual &&
+	test_cmp expected actual
+'
+
+test_expect_failure 'recursive grep with --max-depth' '
+	cat >expected <<-\EOF &&
+	t:four five six
+	EOF
+	git grep --recursive --max-depth=1 five  >actual &&
+	test_cmp expected actual
+'
+test_done
-- 
1.7.3.1