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https://github.com/NixOS/nix.git
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69 lines
2 KiB
C++
69 lines
2 KiB
C++
#include "util.hh"
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#include "types.hh"
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#include "terminal.hh"
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#include "strings.hh"
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#include <limits.h>
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#include <gtest/gtest.h>
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#include <numeric>
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namespace nix {
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/* ----------------------------------------------------------------------------
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* filterANSIEscapes
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* --------------------------------------------------------------------------*/
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TEST(filterANSIEscapes, emptyString)
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{
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auto s = "";
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auto expected = "";
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ASSERT_EQ(filterANSIEscapes(s), expected);
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}
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TEST(filterANSIEscapes, doesntChangePrintableChars)
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{
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auto s = "09 2q304ruyhr slk2-19024 kjsadh sar f";
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ASSERT_EQ(filterANSIEscapes(s), s);
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}
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TEST(filterANSIEscapes, filtersColorCodes)
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{
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auto s = "\u001b[30m A \u001b[31m B \u001b[32m C \u001b[33m D \u001b[0m";
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ASSERT_EQ(filterANSIEscapes(s, true, 2), " A");
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ASSERT_EQ(filterANSIEscapes(s, true, 3), " A ");
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ASSERT_EQ(filterANSIEscapes(s, true, 4), " A ");
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ASSERT_EQ(filterANSIEscapes(s, true, 5), " A B");
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ASSERT_EQ(filterANSIEscapes(s, true, 8), " A B C");
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}
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TEST(filterANSIEscapes, expandsTabs)
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{
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auto s = "foo\tbar\tbaz";
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ASSERT_EQ(filterANSIEscapes(s, true), "foo bar baz");
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}
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TEST(filterANSIEscapes, utf8)
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{
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ASSERT_EQ(filterANSIEscapes("foobar", true, 5), "fooba");
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ASSERT_EQ(filterANSIEscapes("fóóbär", true, 6), "fóóbär");
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ASSERT_EQ(filterANSIEscapes("fóóbär", true, 5), "fóóbä");
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ASSERT_EQ(filterANSIEscapes("fóóbär", true, 3), "fóó");
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ASSERT_EQ(filterANSIEscapes("f€€bär", true, 4), "f€€b");
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ASSERT_EQ(filterANSIEscapes("f𐍈𐍈bär", true, 4), "f𐍈𐍈b");
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ASSERT_EQ(filterANSIEscapes("f🔍bar", true, 6), "f🔍bar");
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ASSERT_EQ(filterANSIEscapes("f🔍bar", true, 3), "f🔍");
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ASSERT_EQ(filterANSIEscapes("f🔍bar", true, 2), "f");
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ASSERT_EQ(filterANSIEscapes("foo\u0301", true, 3), "foó");
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}
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TEST(filterANSIEscapes, osc8)
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{
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ASSERT_EQ(filterANSIEscapes("\e]8;;http://example.com\e\\This is a link\e]8;;\e\\"), "This is a link");
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}
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} // namespace nix
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