https://github.com/akkartik/mu/blob/master/003trace.test.cc

      1 void test_trace_check_compares() {
      2   trace("test layer") << "foo" << end();
      3   CHECK_TRACE_CONTENTS("test layer: foo");
      4 }
      5
      6 void test_trace_check_ignores_other_layers() {
      7   trace("test layer 1") << "foo" << end();
      8   trace("test layer 2") << "bar" << end();
      9   CHECK_TRACE_CONTENTS("test layer 1: foo");
     10   CHECK_TRACE_DOESNT_CONTAIN("test layer 2: foo");
     11 }
     12
     13 void test_trace_check_ignores_leading_whitespace() {
     14   trace("test layer 1") << " foo" << end();
     15   CHECK_EQ(trace_count("test layer 1", /*too little whitespace*/"foo"), 1);
     16   CHECK_EQ(trace_count("test layer 1", /*too much whitespace*/"  foo"), 1);
     17 }
     18
     19 void test_trace_check_ignores_other_lines() {
     20   trace("test layer 1") << "foo" << end();
     21   trace("test layer 1") << "bar" << end();
     22   CHECK_TRACE_CONTENTS("test layer 1: foo");
     23 }
     24
     25 void test_trace_check_ignores_other_lines2() {
     26   trace("test layer 1") << "foo" << end();
     27   trace("test layer 1") << "bar" << end();
     28   CHECK_TRACE_CONTENTS("test layer 1: bar");
     29 }
     30
     31 void test_trace_ignores_trailing_whitespace() {
     32   trace("test layer 1") << "foo\n" << end();
     33   CHECK_TRACE_CONTENTS("test layer 1: foo");
     34 }
     35
     36 void test_trace_ignores_trailing_whitespace2() {
     37   trace("test layer 1") << "foo " << end();
     38   CHECK_TRACE_CONTENTS("test layer 1: foo");
     39 }
     40
     41 void test_trace_orders_across_layers() {
     42   trace("test layer 1") << "foo" << end();
     43   trace("test layer 2") << "bar" << end();
     44   trace("test layer 1") << "qux" << end();
     45   CHECK_TRACE_CONTENTS("test layer 1: foo^Dtest layer 2: bar^Dtest layer 1: qux^D");
     46 }
     47
     48 void test_trace_supports_count() {
     49   trace("test layer 1") << "foo" << end();
     50   trace("test layer 1") << "foo" << end();
     51   CHECK_EQ(trace_count("test layer 1", "foo"), 2);
     52 }
     53
     54 void test_trace_supports_count2() {
     55   trace("test layer 1") << "foo" << end();
     56   trace("test layer 1") << "bar" << end();
     57   CHECK_EQ(trace_count("test layer 1"), 2);
     58 }
     59
     60 void test_trace_count_ignores_trailing_whitespace() {
     61   trace("test layer 1") << "foo\n" << end();
     62   CHECK_EQ(trace_count("test layer 1", "foo"), 1);
     63 }
     64
     65 // pending: DUMP tests
     66 // pending: readable_contents() adds newline if necessary.
     67 // pending: raise also prints to stderr.
     68 // pending: raise doesn't print to stderr if Hide_errors is set.
     69 // pending: raise doesn't have to be saved if Hide_errors is set, just printed.
     70 // pending: raise prints to stderr if Trace_stream is NULL.
     71 // pending: raise prints to stderr if Trace_stream is NULL even if Hide_errors is set.
     72
     73 // can't check trace because trace methods call 'split'
     74
     75 void test_split_returns_at_least_one_elem() {
     76   vector<string> result = split("", ",");
     77   CHECK_EQ(result.size(), 1);
     78   CHECK_EQ(result.at(0), "");
     79 }
     80
     81 void test_split_returns_entire_input_when_no_delim() {
     82   vector<string> result = split("abc", ",");
     83   CHECK_EQ(result.size(), 1);
     84   CHECK_EQ(result.at(0), "abc");
     85 }
     86
     87 void test_split_works() {
     88   vector<string> result = split("abc,def", ",");
     89   CHECK_EQ(result.size(), 2);
     90   CHECK_EQ(result.at(0), "abc");
     91   CHECK_EQ(result.at(1), "def");
     92 }
     93
     94 void test_split_works2() {
     95   vector<string> result = split("abc,def,ghi", ",");
     96   CHECK_EQ(result.size(), 3);
     97   CHECK_EQ(result.at(0), "abc");
     98   CHECK_EQ(result.at(1), "def");
     99   CHECK_EQ(result.at(2), "ghi");
    100 }
    101
    102 void test_split_handles_multichar_delim() {
    103   vector<string> result = split("abc,,def,,ghi", ",,");
    104   CHECK_EQ(result.size(), 3);
    105   CHECK_EQ(result.at(0), "abc");
    106   CHECK_EQ(result.at(1), "def");
    107   CHECK_EQ(result.at(2), "ghi");
    108 }
    109
    110 void test_trim() {
    111   CHECK_EQ(trim(""), "");
    112   CHECK_EQ(trim(" "), "");
    113   CHECK_EQ(trim("  "), "");
    114   CHECK_EQ(trim("a"), "a");
    115   CHECK_EQ(trim(" a"), "a");
    116   CHECK_EQ(trim("  a"), "a");
    117   CHECK_EQ(trim("  ab"), "ab");
    118   CHECK_EQ(trim("a "), "a");
    119   CHECK_EQ(trim("a  "), "a");
    120   CHECK_EQ(trim("ab  "), "ab");
    121   CHECK_EQ(trim(" a "), "a");
    122   CHECK_EQ(trim("  a  "), "a");
    123   CHECK_EQ(trim("  ab  "), "ab");
    124 }