t0028: add more tests

After I discovered that UTF-16-LE-BOM test was buggy, I decided that better tests are required. Possibly the best option here is to compare git results against hardcoded ground truth. The new tests also cover more interesting chars where (ANSI != UTF-8). Signed-off-by: Alexandr Miloslavskiy <alexandr.miloslavskiy@syntevo.com> Reviewed-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Alexandr Miloslavskiy committed Sep 24, 2019 at 03:40 UTC d928a8388a237bdaab66b61edda40d25aa08af5f
1 file changed +39
t/t0028-working-tree-encoding.sh
+39
@@ -280,4 +280,43 @@ test_expect_success ICONV_SHIFT_JIS 'check roundtrip encoding' '
280 git reset
281 '
282
283 +# $1: checkout encoding
284 +# $2: test string
285 +# $3: binary test string in checkout encoding
286 +test_commit_utf8_checkout_other () {
287 + encoding="$1"
288 + orig_string="$2"
289 + expect_bytes="$3"
290 +
291 + test_expect_success "Commit UTF-8, checkout $encoding" '
292 + test_when_finished "git checkout HEAD -- .gitattributes" &&
293 +
294 + test_ext="commit_utf8_checkout_$encoding" &&
295 + test_file="test.$test_ext" &&
296 +
297 + # Commit as UTF-8
298 + echo "*.$test_ext text working-tree-encoding=UTF-8" >.gitattributes &&
299 + printf "$orig_string" >$test_file &&
300 + git add $test_file &&
301 + git commit -m "Test data" &&
302 +
303 + # Checkout in tested encoding
304 + rm $test_file &&
305 + echo "*.$test_ext text working-tree-encoding=$encoding" >.gitattributes &&
306 + git checkout HEAD -- $test_file &&
307 +
308 + # Test
309 + printf $expect_bytes >$test_file.raw &&
310 + test_cmp_bin $test_file.raw $test_file
311 + '
312 +}
313 +
314 +test_commit_utf8_checkout_other "UTF-8" "Test Тест" "\124\145\163\164\040\320\242\320\265\321\201\321\202"
315 +test_commit_utf8_checkout_other "UTF-16LE" "Test Тест" "\124\000\145\000\163\000\164\000\040\000\042\004\065\004\101\004\102\004"
316 +test_commit_utf8_checkout_other "UTF-16BE" "Test Тест" "\000\124\000\145\000\163\000\164\000\040\004\042\004\065\004\101\004\102"
317 +test_commit_utf8_checkout_other "UTF-16LE-BOM" "Test Тест" "\377\376\124\000\145\000\163\000\164\000\040\000\042\004\065\004\101\004\102\004"
318 +test_commit_utf8_checkout_other "UTF-16BE-BOM" "Test Тест" "\376\377\000\124\000\145\000\163\000\164\000\040\004\042\004\065\004\101\004\102"
319 +test_commit_utf8_checkout_other "UTF-32LE" "Test Тест" "\124\000\000\000\145\000\000\000\163\000\000\000\164\000\000\000\040\000\000\000\042\004\000\000\065\004\000\000\101\004\000\000\102\004\000\000"
320 +test_commit_utf8_checkout_other "UTF-32BE" "Test Тест" "\000\000\000\124\000\000\000\145\000\000\000\163\000\000\000\164\000\000\000\040\000\000\004\042\000\000\004\065\000\000\004\101\000\000\004\102"
321 +
322 test_done