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* ext/coverage/coverage.c: Add Coverage.peek_result. Allows you to

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capture coverage information without stopping the coverage tool.
  [ruby-core:67940] [Feature #10816]

* test/coverage/test_coverage.rb: test for change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49589 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tenderlove 2015-02-13 15:53:47 +00:00
parent ecccd9f42c
commit a86eacf552
4 changed files with 69 additions and 8 deletions
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39
ext/coverage/coverage.c
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@ -33,18 +33,44 @@ rb_coverage_start(VALUE klass)
}
static int
coverage_result_i(st_data_t key, st_data_t val, st_data_t h)
coverage_clear_result_i(st_data_t key, st_data_t val, st_data_t h)
{
VALUE coverage = (VALUE)val;
rb_ary_clear((VALUE)val);
return ST_CONTINUE;
}
static int
coverage_peek_result_i(st_data_t key, st_data_t val, st_data_t h)
{
VALUE path = (VALUE)key;
VALUE coverage = (VALUE)val;
VALUE coverages = (VALUE)h;
coverage = rb_ary_dup(coverage);
rb_ary_clear((VALUE)val);
rb_ary_freeze(coverage);
rb_hash_aset(coverages, path, coverage);
return ST_CONTINUE;
}
/*
* call-seq:
* Coverage.peek_result => hash
*
* Returns a hash that contains filename as key and coverage array as value.
*/
static VALUE
rb_coverage_peek_result(VALUE klass)
{
VALUE coverages = rb_get_coverages();
VALUE ncoverages = rb_hash_new();
if (!RTEST(coverages)) {
rb_raise(rb_eRuntimeError, "coverage measurement is not enabled");
}
st_foreach(RHASH_TBL(coverages), coverage_peek_result_i, ncoverages);
rb_hash_freeze(ncoverages);
return ncoverages;
}
/*
* call-seq:
* Coverage.result => hash
@ -55,13 +81,9 @@ coverage_result_i(st_data_t key, st_data_t val, st_data_t h)
static VALUE
rb_coverage_result(VALUE klass)
{
VALUE ncoverages = rb_coverage_peek_result(klass);
VALUE coverages = rb_get_coverages();
VALUE ncoverages = rb_hash_new();
if (!RTEST(coverages)) {
rb_raise(rb_eRuntimeError, "coverage measurement is not enabled");
}
st_foreach(RHASH_TBL(coverages), coverage_result_i, ncoverages);
rb_hash_freeze(ncoverages);
st_foreach(RHASH_TBL(coverages), coverage_clear_result_i, ncoverages);
rb_reset_coverages();
return ncoverages;
}
@ -105,5 +127,6 @@ Init_coverage(void)
VALUE rb_mCoverage = rb_define_module("Coverage");
rb_define_module_function(rb_mCoverage, "start", rb_coverage_start, 0);
rb_define_module_function(rb_mCoverage, "result", rb_coverage_result, 0);
rb_define_module_function(rb_mCoverage, "peek_result", rb_coverage_peek_result, 0);
rb_gc_register_address(&rb_coverages);
}