#!/bin/sh test_description='diff --no-index' . ./test-lib.sh test_expect_success 'setup' ' mkdir a && mkdir b && echo 1 >a/1 && echo 2 >a/2 && git init repo && echo 1 >repo/a && mkdir -p non/git && echo 1 >non/git/a && echo 1 >non/git/b ' test_expect_success 'git diff --no-index directories' ' test_expect_code 1 git diff --no-index a b >cnt && test_line_count = 14 cnt ' test_expect_success 'git diff --no-index relative path outside repo' ' ( cd repo && test_expect_code 0 git diff --no-index a ../non/git/a && test_expect_code 0 git diff --no-index ../non/git/a ../non/git/b ) ' test_expect_success 'git diff --no-index with broken index' ' ( cd repo && echo broken >.git/index && git diff --no-index a ../non/git/a ) ' test_expect_success 'git diff outside repo with broken index' ' ( cd repo && git diff ../non/git/a ../non/git/b ) ' test_expect_success 'git diff --no-index executed outside repo gives correct error message' ' ( GIT_CEILING_DIRECTORIES=$TRASH_DIRECTORY/non && export GIT_CEILING_DIRECTORIES && cd non/git && test_must_fail git diff --no-index a 2>actual.err && echo "usage: git diff --no-index " >expect.err && test_cmp expect.err actual.err ) ' test_expect_success 'diff D F and diff F D' ' ( cd repo && echo in-repo >a && echo non-repo >../non/git/a && mkdir sub && echo sub-repo >sub/a && test_must_fail git diff --no-index sub/a ../non/git/a >expect && test_must_fail git diff --no-index sub/a ../non/git/ >actual && test_cmp expect actual && test_must_fail git diff --no-index a ../non/git/a >expect && test_must_fail git diff --no-index a ../non/git/ >actual && test_cmp expect actual && test_must_fail git diff --no-index ../non/git/a a >expect && test_must_fail git diff --no-index ../non/git a >actual && test_cmp expect actual ) ' test_expect_success 'turning a file into a directory' ' ( cd non/git && mkdir d e e/sub && echo 1 >d/sub && echo 2 >e/sub/file && printf "D\td/sub\nA\te/sub/file\n" >expect && test_must_fail git diff --no-index --name-status d e >actual && test_cmp expect actual ) ' test_expect_success 'diff from repo subdir shows real paths (explicit)' ' echo "diff --git a/../../non/git/a b/../../non/git/b" >expect && test_expect_code 1 \ git -C repo/sub \ diff --no-index ../../non/git/a ../../non/git/b >actual && head -n 1 actual.head && test_cmp expect actual.head ' test_expect_success 'diff from repo subdir shows real paths (implicit)' ' echo "diff --git a/../../non/git/a b/../../non/git/b" >expect && test_expect_code 1 \ git -C repo/sub \ diff ../../non/git/a ../../non/git/b >actual && head -n 1 actual.head && test_cmp expect actual.head ' test_expect_success 'diff --no-index from repo subdir respects config (explicit)' ' echo "diff --git ../../non/git/a ../../non/git/b" >expect && test_config -C repo diff.noprefix true && test_expect_code 1 \ git -C repo/sub \ diff --no-index ../../non/git/a ../../non/git/b >actual && head -n 1 actual.head && test_cmp expect actual.head ' test_expect_success 'diff --no-index from repo subdir respects config (implicit)' ' echo "diff --git ../../non/git/a ../../non/git/b" >expect && test_config -C repo diff.noprefix true && test_expect_code 1 \ git -C repo/sub \ diff ../../non/git/a ../../non/git/b >actual && head -n 1 actual.head && test_cmp expect actual.head ' test_done