test/test_common.cpp


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#include "catch.hpp"
#include "common.h"

TEST_CASE("load file", "[]") {
  line_view file{"\n111\n2222\n33333\n\n", 17};
  const char* lines[] = {"\n", "111\n", "2222\n", "33333\n", "\n"};
  int i = 0;
  per_line(
      file,
      [&i](line_view l, const char* lns[]) {
        REQUIRE(l == lns[i++]);
        return true;
      },
      lines);
}

TEST_CASE("char count", "[]") {
  line_view line{"accad1\n", 7};
  ascii_count ac{line};
  REQUIRE(ac['\n'] == 1);
  REQUIRE(ac['a'] == 2);
  REQUIRE(ac['c'] == 2);
  REQUIRE(ac['d'] == 1);
  REQUIRE(ac['1'] == 1);
}