+#!/bin/sh
+
+test_description='log --grep/--author/--regexp-ignore-case/-S/-G'
+. ./test-lib.sh
+
+test_expect_success setup '
+ >file &&
+ git add file &&
+ test_tick &&
+ git commit -m initial &&
+
+ echo Picked >file &&
+ test_tick &&
+ git commit -a --author="Another Person <another@example.com>" -m second
+'
+
+test_expect_success 'log --grep' '
+ git log --grep=initial --format=%H >actual &&
+ git rev-parse --verify HEAD^ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log --grep --regexp-ignore-case' '
+ git log --regexp-ignore-case --grep=InItial --format=%H >actual &&
+ git rev-parse --verify HEAD^ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log --grep -i' '
+ git log -i --grep=InItial --format=%H >actual &&
+ git rev-parse --verify HEAD^ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log --author --regexp-ignore-case' '
+ git log --regexp-ignore-case --author=person --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log --author -i' '
+ git log -i --author=person --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G (nomatch)' '
+ git log -Gpicked --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G (match)' '
+ git log -GPicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G --regexp-ignore-case (nomatch)' '
+ git log --regexp-ignore-case -Gpickle --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G -i (nomatch)' '
+ git log -i -Gpickle --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G --regexp-ignore-case (match)' '
+ git log --regexp-ignore-case -Gpicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -G -i (match)' '
+ git log -i -Gpicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S (nomatch)' '
+ git log -Spicked --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S (match)' '
+ git log -SPicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S --regexp-ignore-case (match)' '
+ git log --regexp-ignore-case -Spicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S -i (match)' '
+ git log -i -Spicked --format=%H >actual &&
+ git rev-parse --verify HEAD >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S --regexp-ignore-case (nomatch)' '
+ git log --regexp-ignore-case -Spickle --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log -S -i (nomatch)' '
+ git log -i -Spickle --format=%H >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_done