diff options
| -rw-r--r-- | prism_compile.c | 46 | ||||
| -rw-r--r-- | test/.excludes-prism/TestCoverage.rb | 3 |
2 files changed, 38 insertions, 11 deletions
diff --git a/prism_compile.c b/prism_compile.c index 41dc179c29..5167a32020 100644 --- a/prism_compile.c +++ b/prism_compile.c @@ -911,7 +911,7 @@ again: * Compile an if or unless node. */ static void -pm_compile_conditional(rb_iseq_t *iseq, const pm_line_column_t *line_column, const pm_statements_node_t *statements, const pm_node_t *consequent, const pm_node_t *predicate, LINK_ANCHOR *const ret, bool popped, pm_scope_node_t *scope_node) +pm_compile_conditional(rb_iseq_t *iseq, const pm_line_column_t *line_column, pm_node_type_t type, const pm_node_t *node, const pm_statements_node_t *statements, const pm_node_t *consequent, const pm_node_t *predicate, LINK_ANCHOR *const ret, bool popped, pm_scope_node_t *scope_node) { const pm_line_column_t location = *line_column; LABEL *then_label = NEW_LABEL(location.line); @@ -920,20 +920,34 @@ pm_compile_conditional(rb_iseq_t *iseq, const pm_line_column_t *line_column, con pm_compile_branch_condition(iseq, ret, predicate, then_label, else_label, false, scope_node); + rb_code_location_t conditional_location; + VALUE branches = Qfalse; + + if (then_label->refcnt && else_label->refcnt && PM_BRANCH_COVERAGE_P(iseq)) { + conditional_location = pm_code_location(scope_node, node); + branches = decl_branch_base(iseq, PTR2NUM(node), &conditional_location, type == PM_IF_NODE ? "if" : "unless"); + } + if (then_label->refcnt) { PUSH_LABEL(ret, then_label); DECL_ANCHOR(then_seq); INIT_ANCHOR(then_seq); - if (statements) { + if (statements != NULL) { pm_compile_node(iseq, (const pm_node_t *) statements, then_seq, popped, scope_node); } else if (!popped) { - PUSH_INSN(then_seq, location, putnil); + PUSH_SYNTHETIC_PUTNIL(then_seq, iseq); } if (else_label->refcnt) { + // Establish branch coverage for the then block. + if (PM_BRANCH_COVERAGE_P(iseq)) { + rb_code_location_t branch_location = statements != NULL ? pm_code_location(scope_node, (const pm_node_t *) statements) : conditional_location; + add_trace_branch_coverage(iseq, ret, &branch_location, branch_location.beg_pos.column, 0, type == PM_IF_NODE ? "then" : "else", branches); + } + end_label = NEW_LABEL(location.line); PUSH_INSNL(then_seq, location, jump, end_label); if (!popped) PUSH_INSN(then_seq, location, pop); @@ -948,11 +962,27 @@ pm_compile_conditional(rb_iseq_t *iseq, const pm_line_column_t *line_column, con DECL_ANCHOR(else_seq); INIT_ANCHOR(else_seq); - if (consequent) { - pm_compile_node(iseq, (const pm_node_t *) consequent, else_seq, popped, scope_node); + if (consequent != NULL) { + pm_compile_node(iseq, consequent, else_seq, popped, scope_node); } else if (!popped) { - PUSH_INSN(else_seq, location, putnil); + PUSH_SYNTHETIC_PUTNIL(else_seq, iseq); + } + + // Establish branch coverage for the else block. + if (then_label->refcnt && PM_BRANCH_COVERAGE_P(iseq)) { + rb_code_location_t branch_location; + + if (consequent == NULL) { + branch_location = conditional_location; + } else if (PM_NODE_TYPE_P(consequent, PM_ELSE_NODE)) { + const pm_else_node_t *else_node = (const pm_else_node_t *) consequent; + branch_location = pm_code_location(scope_node, else_node->statements != NULL ? ((const pm_node_t *) else_node->statements) : (const pm_node_t *) else_node); + } else { + branch_location = pm_code_location(scope_node, (const pm_node_t *) consequent); + } + + add_trace_branch_coverage(iseq, ret, &branch_location, branch_location.beg_pos.column, 1, type == PM_IF_NODE ? "else" : "then", branches); } PUSH_SEQ(ret, else_seq); @@ -6186,7 +6216,7 @@ pm_compile_node(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *const ret, // foo ? bar : baz // ^^^^^^^^^^^^^^^ const pm_if_node_t *cast = (const pm_if_node_t *) node; - pm_compile_conditional(iseq, &location, cast->statements, cast->consequent, cast->predicate, ret, popped, scope_node); + pm_compile_conditional(iseq, &location, PM_IF_NODE, (const pm_node_t *) cast, cast->statements, cast->consequent, cast->predicate, ret, popped, scope_node); return; } case PM_IMAGINARY_NODE: { @@ -8500,7 +8530,7 @@ pm_compile_node(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *const ret, consequent = ((const pm_else_node_t *) cast->consequent)->statements; } - pm_compile_conditional(iseq, &location, consequent, (const pm_node_t *) cast->statements, cast->predicate, ret, popped, scope_node); + pm_compile_conditional(iseq, &location, PM_UNLESS_NODE, (const pm_node_t *) cast, consequent, (const pm_node_t *) cast->statements, cast->predicate, ret, popped, scope_node); return; } case PM_UNTIL_NODE: { diff --git a/test/.excludes-prism/TestCoverage.rb b/test/.excludes-prism/TestCoverage.rb index d7e4340bf8..66bd816c3a 100644 --- a/test/.excludes-prism/TestCoverage.rb +++ b/test/.excludes-prism/TestCoverage.rb @@ -1,6 +1,3 @@ -exclude(:test_clear_with_branches, "unknown") exclude(:test_eval, "unknown") -exclude(:test_branch_coverage_for_if_statement, "branch coverage in if") exclude(:test_tag_break_with_branch_coverage, "branch coverage in &.") exclude(:test_coverage_ensure_if_return, "branch coverage in if") -exclude(:test_branch_coverage_in_ensure_clause, "branch coverage in ensure") |