(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <"Test rename detection in diff engine.\n"> <"\n">)}
          spids: [13]
        )
      ]
      spids: [13]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(.)} {(DQ ($ VSub_Name "$TEST_DIRECTORY")) (/diff-lib.sh)})
    (C {(test_expect_success)} {(SQ <setup>)} 
      {
        (SQ <"\n"> <"\tcat >path0 <<-\\EOF &&\n"> <"\tLine 1\n"> <"\tLine 2\n"> <"\tLine 3\n"> 
          <"\tLine 4\n"> <"\tLine 5\n"> <"\tLine 6\n"> <"\tLine 7\n"> <"\tLine 8\n"> <"\tLine 9\n"> <"\tLine 10\n"> <"\tline 11\n"> 
          <"\tLine 12\n"> <"\tLine 13\n"> <"\tLine 14\n"> <"\tLine 15\n"> <"\tEOF\n"> <"\tcat >expected <<-\\EOF &&\n"> 
          <"\tdiff --git a/path0 b/path1\n"> <"\trename from path0\n"> <"\trename to path1\n"> <"\t--- a/path0\n"> <"\t+++ b/path1\n"> 
          <"\t@@ -8,7 +8,7 @@ Line 7\n"> <"\t Line 8\n"> <"\t Line 9\n"> <"\t Line 10\n"> <"\t-line 11\n"> <"\t+Line 11\n"> <"\t Line 12\n"> 
          <"\t Line 13\n"> <"\t Line 14\n"> <"\tEOF\n"> <"\tcat >no-rename <<-\\EOF\n"> <"\tdiff --git a/path0 b/path0\n"> 
          <"\tdeleted file mode 100644\n"> <"\tindex fdbec44..0000000\n"> <"\t--- a/path0\n"> <"\t+++ /dev/null\n"> <"\t@@ -1,15 +0,0 @@\n"> 
          <"\t-Line 1\n"> <"\t-Line 2\n"> <"\t-Line 3\n"> <"\t-Line 4\n"> <"\t-Line 5\n"> <"\t-Line 6\n"> <"\t-Line 7\n"> 
          <"\t-Line 8\n"> <"\t-Line 9\n"> <"\t-Line 10\n"> <"\t-line 11\n"> <"\t-Line 12\n"> <"\t-Line 13\n"> <"\t-Line 14\n"> 
          <"\t-Line 15\n"> <"\tdiff --git a/path1 b/path1\n"> <"\tnew file mode 100644\n"> <"\tindex 0000000..752c50e\n"> 
          <"\t--- /dev/null\n"> <"\t+++ b/path1\n"> <"\t@@ -0,0 +1,15 @@\n"> <"\t+Line 1\n"> <"\t+Line 2\n"> <"\t+Line 3\n"> 
          <"\t+Line 4\n"> <"\t+Line 5\n"> <"\t+Line 6\n"> <"\t+Line 7\n"> <"\t+Line 8\n"> <"\t+Line 9\n"> <"\t+Line 10\n"> 
          <"\t+Line 11\n"> <"\t+Line 12\n"> <"\t+Line 13\n"> <"\t+Line 14\n"> <"\t+Line 15\n"> <"\tEOF\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"update-index --add a file.">)} 
      {(SQ <"git update-index --add path0">)}
    )
    (C {(test_expect_success)} {(SQ <"write that tree.">)} 
      {(SQ <"tree=$(git write-tree) && echo $tree">)}
    )
    (SimpleCommand
      words: [{(sed)} {(-e)} {(SQ <s/line/Line/>)}]
      redirects: [
        (Redir op_id:Redir_Less fd:-1 arg_word:{(path0)} spids:[157])
        (Redir op_id:Redir_Great fd:-1 arg_word:{(path1)} spids:[160])
      ]
    )
    (C {(rm)} {(-f)} {(path0)})
    (C {(test_expect_success)} {(SQ <"renamed and edited the file.">)} 
      {(SQ <"git update-index --add --remove path0 path1">)}
    )
    (C {(test_expect_success)} {(SQ <"git diff-index -p -M after rename and editing.">)} 
      {(SQ <"git diff-index -p -M $tree >current">)}
    )
    (C {(test_expect_success)} {(SQ <"validate the output.">)} 
      {(SQ <"compare_diff_patch current expected">)}
    )
    (C {(test_expect_success)} {(SQ <"test diff.renames=true">)} 
      {
        (SQ <"\n"> <"\tgit -c diff.renames=true diff --cached $tree >current &&\n"> 
          <"\tcompare_diff_patch current expected\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"test diff.renames=false">)} 
      {
        (SQ <"\n"> <"\tgit -c diff.renames=false diff --cached $tree >current &&\n"> 
          <"\tcompare_diff_patch current no-rename\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"test diff.renames unset">)} 
      {
        (SQ <"\n"> <"\tgit diff --cached $tree >current &&\n"> 
          <"\tcompare_diff_patch current expected\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"favour same basenames over different ones">)} 
      {
        (SQ <"\n"> <"\tcp path1 another-path &&\n"> <"\tgit add another-path &&\n"> 
          <"\tgit commit -m 1 &&\n"> <"\tgit rm path1 &&\n"> <"\tmkdir subdir &&\n"> <"\tgit mv another-path subdir/path1 &&\n"> 
          <"\tgit status | test_i18ngrep \"renamed: .*path1 -> subdir/path1\"">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"favour same basenames even with minor differences">)} 
      {
        (SQ <"\n"> <"\tgit show HEAD:path1 | sed \"s/15/16/\" > subdir/path1 &&\n"> 
          <"\tgit status | test_i18ngrep \"renamed: .*path1 -> subdir/path1\"">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"two files with same basename and same content">)} 
      {
        (SQ <"\n"> <"\tgit reset --hard &&\n"> <"\tmkdir -p dir/A dir/B &&\n"> 
          <"\tcp path1 dir/A/file &&\n"> <"\tcp path1 dir/B/file &&\n"> <"\tgit add dir &&\n"> <"\tgit commit -m 2 &&\n"> 
          <"\tgit mv dir other-dir &&\n"> <"\tgit status | test_i18ngrep \"renamed: .*dir/A/file -> other-dir/A/file\"\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"setup for many rename source candidates">)} 
      {
        (SQ <"\n"> <"\tgit reset --hard &&\n"> <"\tfor i in 0 1 2 3 4 5 6 7 8 9;\n"> <"\tdo\n"> 
          <"\t\tfor j in 0 1 2 3 4 5 6 7 8 9;\n"> <"\t\tdo\n"> <"\t\t\techo \"$i$j\" >\"path$i$j\"\n"> <"\t\tdone\n"> <"\tdone &&\n"> 
          <"\tgit add \"path??\" &&\n"> <"\ttest_tick &&\n"> <"\tgit commit -m \"hundred\" &&\n"> <"\t(cat path1; echo new) >new-path &&\n"> 
          <"\techo old >>path1 &&\n"> <"\tgit add new-path path1 &&\n"> 
          <"\tgit diff -l 4 -C -C --cached --name-status >actual 2>actual.err &&\n"> <"\tsed -e \"s/^\\([CM]\\)[0-9]*\t/\\1\t/\" actual >actual.munged &&\n"> <"\tcat >expect <<-EOF &&\n"> 
          <"\tC\tpath1\tnew-path\n"> <"\tM\tpath1\n"> <"\tEOF\n"> <"\ttest_cmp expect actual.munged &&\n"> <"\tgrep warning actual.err\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"rename pretty print with nothing in common">)} 
      {
        (SQ <"\n"> <"\tmkdir -p a/b/ &&\n"> <"\t: >a/b/c &&\n"> <"\tgit add a/b/c &&\n"> 
          <"\tgit commit -m \"create a/b/c\" &&\n"> <"\tmkdir -p c/b/ &&\n"> <"\tgit mv a/b/c c/b/a &&\n"> <"\tgit commit -m \"a/b/c -> c/b/a\" &&\n"> 
          <"\tgit diff -M --summary HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" a/b/c => c/b/a \" output &&\n"> <"\tgit diff -M --stat HEAD^ HEAD >output &&\n"> 
          <"\ttest_i18ngrep \" a/b/c => c/b/a \" output\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"rename pretty print with common prefix">)} 
      {
        (SQ <"\n"> <"\tmkdir -p c/d &&\n"> <"\tgit mv c/b/a c/d/e &&\n"> 
          <"\tgit commit -m \"c/b/a -> c/d/e\" &&\n"> <"\tgit diff -M --summary HEAD^ HEAD >output &&\n"> 
          <"\ttest_i18ngrep \" c/{b/a => d/e} \" output &&\n"> <"\tgit diff -M --stat HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" c/{b/a => d/e} \" output\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"rename pretty print with common suffix">)} 
      {
        (SQ <"\n"> <"\tmkdir d &&\n"> <"\tgit mv c/d/e d/e &&\n"> 
          <"\tgit commit -m \"c/d/e -> d/e\" &&\n"> <"\tgit diff -M --summary HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" {c/d => d}/e \" output &&\n"> 
          <"\tgit diff -M --stat HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" {c/d => d}/e \" output\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"rename pretty print with common prefix and suffix">)} 
      {
        (SQ <"\n"> <"\tmkdir d/f &&\n"> <"\tgit mv d/e d/f/e &&\n"> 
          <"\tgit commit -m \"d/e -> d/f/e\" &&\n"> <"\tgit diff -M --summary HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" d/{ => f}/e \" output &&\n"> 
          <"\tgit diff -M --stat HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" d/{ => f}/e \" output\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"rename pretty print common prefix and suffix overlap">)} 
      {
        (SQ <"\n"> <"\tmkdir d/f/f &&\n"> <"\tgit mv d/f/e d/f/f/e &&\n"> 
          <"\tgit commit -m \"d/f/e d/f/f/e\" &&\n"> <"\tgit diff -M --summary HEAD^ HEAD >output &&\n"> 
          <"\ttest_i18ngrep \" d/f/{ => f}/e \" output &&\n"> <"\tgit diff -M --stat HEAD^ HEAD >output &&\n"> <"\ttest_i18ngrep \" d/f/{ => f}/e \" output\n">
        )
      }
    )
    (C {(test_done)})
  ]
)