unix: Add special function to improve coverage.
The function and corresponding command-line option are only enabled for the coverage build. They are used to exercise uPy features that can't be properly tested by Python scripts.
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@ -35,6 +35,8 @@ script:
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- make -C unix CC=gcc-4.7 coverage
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- (cd tests && MICROPY_CPYTHON3=python3.4 MICROPY_MICROPYTHON=../unix/micropython_coverage ./run-tests)
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- (cd tests && MICROPY_CPYTHON3=python3.4 MICROPY_MICROPYTHON=../unix/micropython_coverage ./run-tests --emit native)
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# TODO the output of this extra coverage test is not checked
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- unix/micropython_coverage --coverage
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after_success:
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- (cd unix && coveralls --root .. --build-root . --gcov $(which gcov-4.7) --gcov-options '\-o build-coverage/' --include py --include extmod)
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@ -94,6 +94,7 @@ SRC_C = \
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file.c \
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modos.c \
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alloc.c \
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coverage.c \
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$(SRC_MOD)
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@ -133,9 +134,11 @@ minimal:
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# build an interpreter for coverage testing and do the testing
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coverage:
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$(MAKE) COPT="-O0" CFLAGS_EXTRA='-fprofile-arcs -ftest-coverage -Wdouble-promotion -Wformat -Wmissing-declarations -Wmissing-prototypes -Wold-style-definition -Wpointer-arith -Wshadow -Wsign-compare -Wuninitialized -Wunused-parameter' LDFLAGS_EXTRA='-fprofile-arcs -ftest-coverage' BUILD=build-coverage PROG=micropython_coverage
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$(MAKE) COPT="-O0" CFLAGS_EXTRA='-fprofile-arcs -ftest-coverage -Wdouble-promotion -Wformat -Wmissing-declarations -Wmissing-prototypes -Wold-style-definition -Wpointer-arith -Wshadow -Wsign-compare -Wuninitialized -Wunused-parameter -DMICROPY_UNIX_COVERAGE' LDFLAGS_EXTRA='-fprofile-arcs -ftest-coverage' BUILD=build-coverage PROG=micropython_coverage
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coverage_test: coverage
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$(eval DIRNAME=$(notdir $(CURDIR)))
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cd ../tests && MICROPY_MICROPYTHON=../$(DIRNAME)/micropython_coverage ./run-tests
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cd ../tests && MICROPY_MICROPYTHON=../$(DIRNAME)/micropython_coverage ./run-tests --emit native
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gcov -o build-coverage/py ../py/*.c
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gcov -o build-coverage/extmod ../extmod/*.c
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26
unix/coverage.c
Normal file
26
unix/coverage.c
Normal file
@ -0,0 +1,26 @@
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#include <stdio.h>
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#include "py/obj.h"
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#include "py/runtime.h"
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#include "py/repl.h"
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#if defined(MICROPY_UNIX_COVERAGE)
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// function to run extra tests for things that can't be checked by scripts
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void run_extra_coverage_tests(void);
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void run_extra_coverage_tests(void) {
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// repl autocomplete
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{
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const char *str;
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mp_uint_t len = mp_repl_autocomplete("__", 2, &mp_plat_print, &str);
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printf("%.*s\n", (int)len, str);
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mp_store_global(MP_QSTR_sys, mp_import_name(MP_QSTR_sys, mp_const_none, MP_OBJ_NEW_SMALL_INT(0)));
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mp_repl_autocomplete("sys.", 4, &mp_plat_print, &str);
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len = mp_repl_autocomplete("sys.impl", 8, &mp_plat_print, &str);
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printf("%.*s\n", (int)len, str);
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}
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}
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#endif
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@ -434,6 +434,12 @@ int main(int argc, char **argv) {
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MP_STATE_VM(mp_optimise_value) = 0;
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for (char *p = argv[a] + 1; *p && *p == 'O'; p++, MP_STATE_VM(mp_optimise_value)++);
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}
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#if defined(MICROPY_UNIX_COVERAGE)
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} else if (strcmp(argv[a], "--coverage") == 0) {
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void run_extra_coverage_tests(void);
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run_extra_coverage_tests();
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ret = 0;
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#endif
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} else {
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return usage(argv);
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}
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