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test: add 56 unit tests for semantic, slab_alloc, and ast_profile modules #681

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6919ae6
test: add 56 unit tests for semantic, slab_alloc, and ast_profile mod…
RollerCoaster1899 Jun 29, 2026
43558a1
Merge branch 'main' into test/add-unit-tests-semantic-slab-astprofile
RollerCoaster1899 Jun 29, 2026
08437cf
fix: char buf[1] = "X" → {'X'} for -Wunterminated-string-initializati…
RollerCoaster1899 Jun 29, 2026
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6 changes: 5 additions & 1 deletion Makefile.cbm
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Original file line number Diff line number Diff line change
Expand Up @@ -385,6 +385,10 @@ TEST_SECURITY_SRCS = tests/test_security.c

TEST_YAML_SRCS = tests/test_yaml.c

TEST_SEMANTIC_SRCS = tests/test_semantic.c
TEST_AST_PROFILE_SRCS = tests/test_ast_profile.c
TEST_SLAB_ALLOC_SRCS = tests/test_slab_alloc.c

TEST_SIMHASH_SRCS = tests/test_simhash.c

TEST_STACK_OVERFLOW_SRCS = tests/test_stack_overflow.c
Expand Down Expand Up @@ -447,7 +451,7 @@ TEST_REPRO_SRCS = \
tests/repro/repro_lsp_java_cs.c \
tests/repro/repro_lsp_kt_php_rust.c

ALL_TEST_SRCS =$(TEST_FOUNDATION_SRCS) $(TEST_EXTRACTION_SRCS) $(TEST_STORE_SRCS) $(TEST_CYPHER_SRCS) $(TEST_MCP_SRCS) $(TEST_DISCOVER_SRCS) $(TEST_GRAPH_BUFFER_SRCS) $(TEST_PIPELINE_SRCS) $(TEST_WATCHER_SRCS) $(TEST_LZ4_SRCS) $(TEST_ZSTD_SRCS) $(TEST_ARTIFACT_SRCS) $(TEST_SQLITE_WRITER_SRCS) $(TEST_GO_LSP_SRCS) $(TEST_C_LSP_SRCS) $(TEST_PHP_LSP_SRCS) $(TEST_CS_LSP_SRCS) $(TEST_CS_LSP_BENCH_SRCS) $(TEST_SCOPE_SRCS) $(TEST_TYPE_REP_SRCS) $(TEST_PY_LSP_SRCS) $(TEST_PY_LSP_BENCH_SRCS) $(TEST_PY_LSP_STRESS_SRCS) $(TEST_PY_LSP_SCALE_SRCS) $(TEST_TS_LSP_SRCS) $(TEST_JAVA_LSP_SRCS) $(TEST_KOTLIN_LSP_SRCS) $(TEST_RUST_LSP_SRCS) $(TEST_TRACES_SRCS) $(TEST_CLI_SRCS) $(TEST_MEM_SRCS) $(TEST_UI_SRCS) $(TEST_HTTPD_SRCS) $(TEST_SECURITY_SRCS) $(TEST_YAML_SRCS) $(TEST_SIMHASH_SRCS) $(TEST_STACK_OVERFLOW_SRCS) $(TEST_INTEGRATION_SRCS)
ALL_TEST_SRCS =$(TEST_FOUNDATION_SRCS) $(TEST_EXTRACTION_SRCS) $(TEST_STORE_SRCS) $(TEST_CYPHER_SRCS) $(TEST_MCP_SRCS) $(TEST_DISCOVER_SRCS) $(TEST_GRAPH_BUFFER_SRCS) $(TEST_PIPELINE_SRCS) $(TEST_WATCHER_SRCS) $(TEST_LZ4_SRCS) $(TEST_ZSTD_SRCS) $(TEST_ARTIFACT_SRCS) $(TEST_SQLITE_WRITER_SRCS) $(TEST_GO_LSP_SRCS) $(TEST_C_LSP_SRCS) $(TEST_PHP_LSP_SRCS) $(TEST_CS_LSP_SRCS) $(TEST_CS_LSP_BENCH_SRCS) $(TEST_SCOPE_SRCS) $(TEST_TYPE_REP_SRCS) $(TEST_PY_LSP_SRCS) $(TEST_PY_LSP_BENCH_SRCS) $(TEST_PY_LSP_STRESS_SRCS) $(TEST_PY_LSP_SCALE_SRCS) $(TEST_TS_LSP_SRCS) $(TEST_JAVA_LSP_SRCS) $(TEST_KOTLIN_LSP_SRCS) $(TEST_RUST_LSP_SRCS) $(TEST_TRACES_SRCS) $(TEST_CLI_SRCS) $(TEST_MEM_SRCS) $(TEST_UI_SRCS) $(TEST_HTTPD_SRCS) $(TEST_SECURITY_SRCS) $(TEST_YAML_SRCS) $(TEST_SEMANTIC_SRCS) $(TEST_AST_PROFILE_SRCS) $(TEST_SLAB_ALLOC_SRCS) $(TEST_SIMHASH_SRCS) $(TEST_STACK_OVERFLOW_SRCS) $(TEST_INTEGRATION_SRCS)


# ── Build directories ────────────────────────────────────────────
Expand Down
177 changes: 177 additions & 0 deletions tests/test_ast_profile.c
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Original file line number Diff line number Diff line change
@@ -0,0 +1,177 @@
/*
* test_ast_profile.c — Unit tests for ast_profile.c (serialization/deserialization).
*
* Covers: to_str, from_str round-trip, to_vector, edge cases.
*/
#include "test_framework.h"
#include <semantic/ast_profile.h>

#include <string.h>

/* ── Helper ──────────────────────────────────────────────────────── */

static cbm_ast_profile_t make_profile(void) {
cbm_ast_profile_t p;
memset(&p, 0, sizeof(p));
p.if_count = 5;
p.for_count = 3;
p.while_count = 1;
p.switch_count = 2;
p.try_count = 0;
p.return_count = 4;
p.max_nesting_depth = 3;
p.avg_nesting_depth_x10 = 15;
p.comparison_ops = 10;
p.arithmetic_ops = 8;
p.logical_ops = 2;
p.assignment_count = 7;
p.string_literals = 3;
p.number_literals = 5;
p.bool_literals = 1;
p.param_count = 4;
p.params_in_returns = 2;
p.params_in_conditions = 1;
p.variable_reassigns = 3;
p.unique_operators = 12;
p.unique_operands = 20;
p.total_operators = 45;
p.total_operands = 60;
p.body_lines = 30;
p.body_tokens = 200;
return p;
}

/* ── to_str + from_str round-trip ────────────────────────────────── */

TEST(ast_profile_roundtrip) {
cbm_ast_profile_t original = make_profile();
char buf[200];
cbm_ast_profile_to_str(&original, buf, sizeof(buf));

cbm_ast_profile_t decoded;
ASSERT_TRUE(cbm_ast_profile_from_str(buf, &decoded));

ASSERT_EQ(original.if_count, decoded.if_count);
ASSERT_EQ(original.for_count, decoded.for_count);
ASSERT_EQ(original.while_count, decoded.while_count);
ASSERT_EQ(original.switch_count, decoded.switch_count);
ASSERT_EQ(original.try_count, decoded.try_count);
ASSERT_EQ(original.return_count, decoded.return_count);
ASSERT_EQ(original.max_nesting_depth, decoded.max_nesting_depth);
ASSERT_EQ(original.avg_nesting_depth_x10, decoded.avg_nesting_depth_x10);
ASSERT_EQ(original.comparison_ops, decoded.comparison_ops);
ASSERT_EQ(original.arithmetic_ops, decoded.arithmetic_ops);
ASSERT_EQ(original.logical_ops, decoded.logical_ops);
ASSERT_EQ(original.assignment_count, decoded.assignment_count);
ASSERT_EQ(original.string_literals, decoded.string_literals);
ASSERT_EQ(original.number_literals, decoded.number_literals);
ASSERT_EQ(original.bool_literals, decoded.bool_literals);
ASSERT_EQ(original.param_count, decoded.param_count);
ASSERT_EQ(original.params_in_returns, decoded.params_in_returns);
ASSERT_EQ(original.params_in_conditions, decoded.params_in_conditions);
ASSERT_EQ(original.variable_reassigns, decoded.variable_reassigns);
ASSERT_EQ(original.unique_operators, decoded.unique_operators);
ASSERT_EQ(original.unique_operands, decoded.unique_operands);
ASSERT_EQ(original.total_operators, decoded.total_operators);
ASSERT_EQ(original.total_operands, decoded.total_operands);
ASSERT_EQ(original.body_lines, decoded.body_lines);
ASSERT_EQ(original.body_tokens, decoded.body_tokens);
PASS();
}

TEST(ast_profile_to_str_null) {
char buf[200];
cbm_ast_profile_to_str(NULL, buf, sizeof(buf)); /* should not crash */
PASS();
}

TEST(ast_profile_to_str_small_buf) {
cbm_ast_profile_t p = make_profile();
/* buf too small: should write empty string */
char buf[1] = {'X'};
cbm_ast_profile_to_str(&p, buf, 0);
/* 0-length buffer: function should handle gracefully */
PASS();
}

TEST(ast_profile_from_str_null) {
ASSERT_FALSE(cbm_ast_profile_from_str(NULL, NULL));
PASS();
}

TEST(ast_profile_from_str_invalid) {
cbm_ast_profile_t out;
ASSERT_FALSE(cbm_ast_profile_from_str("not,a,valid,string", &out));
ASSERT_FALSE(cbm_ast_profile_from_str("", &out));
PASS();
}

TEST(ast_profile_from_str_too_few_fields) {
cbm_ast_profile_t out;
/* Only 5 fields instead of 25 */
ASSERT_FALSE(cbm_ast_profile_from_str("1,2,3,4,5", &out));
PASS();
}

/* ── to_vector ───────────────────────────────────────────────────── */

TEST(ast_profile_to_vector_range) {
cbm_ast_profile_t p = make_profile();
float vec[25];
cbm_ast_profile_to_vector(&p, vec);
/* All values should be in [0, 1] range (normalized) */
for (int i = 0; i < 25; i++) {
ASSERT_GTE(vec[i], 0.0f);
ASSERT_LTE(vec[i], 1.0f);
}
PASS();
}

TEST(ast_profile_to_vector_zero) {
cbm_ast_profile_t p;
memset(&p, 0, sizeof(p));
float vec[25];
cbm_ast_profile_to_vector(&p, vec);
/* All zeros should produce all-zero vector */
for (int i = 0; i < 25; i++) {
ASSERT_FLOAT_EQ(vec[i], 0.0f, 0.001f);
}
PASS();
}

TEST(ast_profile_to_vector_null) {
float vec[25];
memset(vec, 0xFF, sizeof(vec));
cbm_ast_profile_to_vector(NULL, vec); /* should not crash or write */
PASS();
}

/* ── to_vector extremes (saturation) ─────────────────────────────── */

TEST(ast_profile_to_vector_saturates) {
cbm_ast_profile_t p;
memset(&p, 0, sizeof(p));
/* count / MAX_COUNT (100) → can exceed 1.0; body_tokens / MAX_TOKENS (2000) = 2.5 */
p.if_count = 500;
p.body_tokens = 5000;
float vec[25];
cbm_ast_profile_to_vector(&p, vec);
ASSERT_TRUE(vec[0] > 1.0f);
ASSERT_TRUE(vec[24] > 1.0f);
PASS();
}

/* ── Suite ───────────────────────────────────────────────────────── */

SUITE(ast_profile) {
RUN_TEST(ast_profile_roundtrip);
RUN_TEST(ast_profile_to_str_null);
RUN_TEST(ast_profile_to_str_small_buf);
RUN_TEST(ast_profile_from_str_null);
RUN_TEST(ast_profile_from_str_invalid);
RUN_TEST(ast_profile_from_str_too_few_fields);
RUN_TEST(ast_profile_to_vector_range);
RUN_TEST(ast_profile_to_vector_zero);
RUN_TEST(ast_profile_to_vector_null);
RUN_TEST(ast_profile_to_vector_saturates);
}
6 changes: 6 additions & 0 deletions tests/test_main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,9 @@ extern void suite_grammar_probe_e(void);
extern void suite_grammar_probe_f(void);
extern void suite_grammar_probe_g(void);
extern void suite_incremental(void);
extern void suite_semantic(void);
extern void suite_ast_profile(void);
extern void suite_slab_alloc(void);
extern void suite_simhash(void);
extern void suite_stack_overflow(void);
extern void suite_dump_verify(void);
Expand Down Expand Up @@ -239,6 +242,7 @@ int main(int argc, char **argv) {
RUN_SELECTED_SUITE(parallel);

/* mem + arena + slab integration */
RUN_SELECTED_SUITE(slab_alloc);
RUN_SELECTED_SUITE(mem);

/* UI (config, embedded assets, layout) */
Expand All @@ -254,6 +258,8 @@ int main(int argc, char **argv) {
RUN_SELECTED_SUITE(yaml);

/* SimHash / SIMILAR_TO */
RUN_SELECTED_SUITE(semantic);
RUN_SELECTED_SUITE(ast_profile);
RUN_SELECTED_SUITE(simhash);

/* Stack overflow regression (GitHub #199) */
Expand Down
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