1 files changed, 148 insertions, 0 deletions
diff --git a/t/t7815-grep-binary.sh b/t/t7815-grep-binary.sh
new file mode 100755
index 000000000000..90ebb64f46eb
--- /dev/null
+++ b/t/t7815-grep-binary.sh
@@ -0,0 +1,148 @@
+#!/bin/sh
+
+test_description='git grep in binary files'
+
+. ./test-lib.sh
+
+test_expect_success 'setup' "
+	echo 'binaryQfileQm[*]cQ*æQð' | q_to_nul >a &&
+	git add a &&
+	git commit -m.
+"
+
+test_expect_success 'git grep ina a' '
+	echo Binary file a matches >expect &&
+	git grep ina a >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'git grep -ah ina a' '
+	git grep -ah ina a >actual &&
+	test_cmp a actual
+'
+
+test_expect_success 'git grep -I ina a' '
+	test_must_fail git grep -I ina a >actual &&
+	test_must_be_empty actual
+'
+
+test_expect_success 'git grep -c ina a' '
+	echo a:1 >expect &&
+	git grep -c ina a >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'git grep -l ina a' '
+	echo a >expect &&
+	git grep -l ina a >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'git grep -L bar a' '
+	echo a >expect &&
+	git grep -L bar a >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'git grep -q ina a' '
+	git grep -q ina a >actual &&
+	test_must_be_empty actual
+'
+
+test_expect_success 'git grep -F ile a' '
+	git grep -F ile a
+'
+
+test_expect_success 'git grep -Fi iLE a' '
+	git grep -Fi iLE a
+'
+
+# This test actually passes on platforms where regexec() supports the
+# flag REG_STARTEND.
+test_expect_success 'git grep ile a' '
+	git grep ile a
+'
+
+test_expect_failure 'git grep .fi a' '
+	git grep .fi a
+'
+
+test_expect_success 'grep respects binary diff attribute' '
+	echo text >t &&
+	git add t &&
+	echo t:text >expect &&
+	git grep text t >actual &&
+	test_cmp expect actual &&
+	echo "t -diff" >.gitattributes &&
+	echo "Binary file t matches" >expect &&
+	git grep text t >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'grep --cached respects binary diff attribute' '
+	git grep --cached text t >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'grep --cached respects binary diff attribute (2)' '
+	git add .gitattributes &&
+	rm .gitattributes &&
+	git grep --cached text t >actual &&
+	test_when_finished "git rm --cached .gitattributes" &&
+	test_when_finished "git checkout .gitattributes" &&
+	test_cmp expect actual
+'
+
+test_expect_success 'grep revision respects binary diff attribute' '
+	git commit -m new &&
+	echo "Binary file HEAD:t matches" >expect &&
+	git grep text HEAD -- t >actual &&
+	test_when_finished "git reset HEAD^" &&
+	test_cmp expect actual
+'
+
+test_expect_success 'grep respects not-binary diff attribute' '
+	echo binQary | q_to_nul >b &&
+	git add b &&
+	echo "Binary file b matches" >expect &&
+	git grep bin b >actual &&
+	test_cmp expect actual &&
+	echo "b diff" >.gitattributes &&
+	echo "b:binQary" >expect &&
+	git grep bin b >actual.raw &&
+	nul_to_q <actual.raw >actual &&
+	test_cmp expect actual
+'
+
+cat >nul_to_q_textconv <<'EOF'
+#!/bin/sh
+"$PERL_PATH" -pe 'y/\000/Q/' < "$1"
+EOF
+chmod +x nul_to_q_textconv
+
+test_expect_success 'setup textconv filters' '
+	echo a diff=foo >.gitattributes &&
+	git config diff.foo.textconv "\"$(pwd)\""/nul_to_q_textconv
+'
+
+test_expect_success 'grep does not honor textconv' '
+	test_must_fail git grep Qfile
+'
+
+test_expect_success 'grep --textconv honors textconv' '
+	echo "a:binaryQfileQm[*]cQ*æQð" >expect &&
+	git grep --textconv Qfile >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'grep --no-textconv does not honor textconv' '
+	test_must_fail git grep --no-textconv Qfile
+'
+
+test_expect_success 'grep --textconv blob honors textconv' '
+	echo "HEAD:a:binaryQfileQm[*]cQ*æQð" >expect &&
+	git grep --textconv Qfile HEAD:a >actual &&
+	test_cmp expect actual
+'
+
+test_done