Class: Datadog::CI::ITR::Coverage::DDCov

Inherits:
Object
  • Object
show all
Defined in:
lib/datadog/ci/itr/coverage/ddcov.rb,
ext/datadog_cov/datadog_cov.c

Overview

Placeholder for code coverage collection Implementation in ext/datadog_cov

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Object

DDCov methods



88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
 
# File 'ext/datadog_cov/datadog_cov.c', line 88

static VALUE dd_cov_initialize(int argc, VALUE *argv, VALUE self)
{
  VALUE opt;

  rb_scan_args(argc, argv, "10", &opt);
  VALUE rb_root = rb_hash_lookup(opt, ID2SYM(rb_intern("root")));
  if (!RTEST(rb_root))
  {
    rb_raise(rb_eArgError, "root is required");
  }
  VALUE rb_ignored_path = rb_hash_lookup(opt, ID2SYM(rb_intern("ignored_path")));

  VALUE rb_threading_mode = rb_hash_lookup(opt, ID2SYM(rb_intern("threading_mode")));
  int threading_mode;
  if (rb_threading_mode == ID2SYM(rb_intern("multi")))
  {
    threading_mode = MULTI_THREADED_COVERAGE_MODE;
  }
  else if (rb_threading_mode == ID2SYM(rb_intern("single")))
  {
    threading_mode = SINGLE_THREADED_COVERAGE_MODE;
  }
  else
  {
    rb_raise(rb_eArgError, "threading mode is invalid");
  }

  struct dd_cov_data *dd_cov_data;
  TypedData_Get_Struct(self, struct dd_cov_data, &dd_cov_data_type, dd_cov_data);

  dd_cov_data->threading_mode = threading_mode;
  dd_cov_data->root_len = RSTRING_LEN(rb_root);
  dd_cov_data->root = ruby_strndup(RSTRING_PTR(rb_root), dd_cov_data->root_len);

  if (RTEST(rb_ignored_path))
  {
    dd_cov_data->ignored_path_len = RSTRING_LEN(rb_ignored_path);
    dd_cov_data->ignored_path = ruby_strndup(RSTRING_PTR(rb_ignored_path), dd_cov_data->ignored_path_len);
  }

  return Qnil;
}

Instance Method Details

#start ⇒ Object 



181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
 
# File 'ext/datadog_cov/datadog_cov.c', line 181

static VALUE dd_cov_start(VALUE self)
{

  struct dd_cov_data *dd_cov_data;
  TypedData_Get_Struct(self, struct dd_cov_data, &dd_cov_data_type, dd_cov_data);

  if (dd_cov_data->root_len == 0)
  {
    rb_raise(rb_eRuntimeError, "root is required");
  }

  if (dd_cov_data->threading_mode == SINGLE_THREADED_COVERAGE_MODE)
  {
    VALUE thval = rb_thread_current();
    rb_thread_add_event_hook(thval, dd_cov_update_coverage, RUBY_EVENT_LINE, self);
    dd_cov_data->th_covered = thval;
  }
  else
  {
    rb_add_event_hook(dd_cov_update_coverage, RUBY_EVENT_LINE, self);
  }

  return self;
}

#stop ⇒ Object 



206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
 
# File 'ext/datadog_cov/datadog_cov.c', line 206

static VALUE dd_cov_stop(VALUE self)
{
  struct dd_cov_data *dd_cov_data;
  TypedData_Get_Struct(self, struct dd_cov_data, &dd_cov_data_type, dd_cov_data);

  if (dd_cov_data->threading_mode == SINGLE_THREADED_COVERAGE_MODE)
  {
    VALUE thval = rb_thread_current();
    if (!rb_equal(thval, dd_cov_data->th_covered))
    {
      rb_raise(rb_eRuntimeError, "Coverage was not started by this thread");
    }

    rb_thread_remove_event_hook(dd_cov_data->th_covered, dd_cov_update_coverage);
    dd_cov_data->th_covered = Qnil;
  }
  else
  {
    rb_remove_event_hook(dd_cov_update_coverage);
  }

  VALUE res = dd_cov_data->coverage;

  dd_cov_data->coverage = rb_hash_new();
  dd_cov_data->last_filename_ptr = 0;

  return res;
}