t7810: add test for grep -W and trailing empty context lines

diff --git a/t/t4051-diff-function-context.sh b/t/t4051-diff-function-context.sh
index f7126fc2458247c52cdcd81a4c09cee9d7402696..b6bb04ab82a11bd208b44071e3c318bd14ccd500 100755 (executable)
--- a/t/t4051-diff-function-context.sh
+++ b/t/t4051-diff-function-context.sh
@@ -85,7 +85,7 @@ test_expect_success ' context does not include preceding empty lines' '
        test "$(first_context_line <changed_hello.diff)" != " "
 '
 
-test_expect_failure ' context does not include trailing empty lines' '
+test_expect_success ' context does not include trailing empty lines' '
        test "$(last_context_line <changed_hello.diff)" != " "
 '
 
@@ -103,7 +103,7 @@ test_expect_success ' context does not include other functions' '
        test $(grep -c "^[ +-].*Begin" changed_includes.diff) -le 1
 '
 
-test_expect_failure ' context does not include trailing empty lines' '
+test_expect_success ' context does not include trailing empty lines' '
        test "$(last_context_line <changed_includes.diff)" != " "
 '
 
@@ -145,7 +145,7 @@ test_expect_success ' context includes begin' '
        grep "^ .*Begin of first part" long_common_tail.diff
 '
 
-test_expect_failure ' context includes end' '
+test_expect_success ' context includes end' '
        grep "^ .*End of second part" long_common_tail.diff
 '