tkl/test.c
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Add code coverage report generation

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This commit is contained in:
Thomas Klaehn 2019-07-15 23:55:17 +02:00
parent 66be59c7ee
commit 862ebe5fae
3 changed files with 54 additions and 9 deletions
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1
.gitignore vendored
View File

@ -1,2 +1,3 @@
bin/
obj/
coverage/

19
.vscode/tasks.json vendored
View File

@ -74,7 +74,24 @@
{
"label": "exec_unit_test",
"type":"shell",
"command": "make exec_unit_test",
"command": "make exec_unit_test -j1",
"problemMatcher": {
"base": "$gcc",
"owner": "gcc",
"fileLocation": [
"relative",
"${workspaceFolder}"
]
},
"group": {
"kind": "build",
"isDefault": true
}
},
{
"label": "coverage",
"type":"shell",
"command": "make coverage -j1",
"problemMatcher": {
"base": "$gcc",
"owner": "gcc",

43
Makefile
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@ -5,26 +5,32 @@ TARGET_FILE ?= ftdi_gpio
CC = $(CROSS_COMPILE)gcc
CPP = $(CROSS_COMPILE)cpp
CHECK = cppcheck
LCOV = lcov
GENHTML = genhtml
SRC_DIR = src
OBJ_DIR = obj
BIN_DIR = bin
COVERAGE_DIR = coverage
UNIT_TEST_SRC_DIR = test/unit
UNIT_TEST_OBJ_DIR = $(OBJ_DIR)/$(UNIT_TEST_SRC_DIR)
INCLUDES := inc
INCLUDES += /usr/include/libftdi1
ifneq "$(findstring $(MAKECMDGOALS), build_unit_test exec_unit_test)" ""
ifneq "$(findstring $(MAKECMDGOALS), build_unit_test exec_unit_test coverage)" ""
INCLUDES += test/inc
C_FLAGS += --coverage
L_FLAGS += --coverage
else
LIBS := ftdi1
endif
LD_FLAGS :=
C_FLAGS := -O0 -g -Wall -Wextra -Werror
CPP_FLAGS := $(addprefix -I, $(INCLUDES))
CHECK_CLAGS := --enable=all --template=gcc --error-exitcode=1 --suppress=missingIncludeSystem
C_FLAGS += -O0 -g -Wall -Wextra -Werror
CPP_FLAGS += $(addprefix -I, $(INCLUDES))
CHECK_FLAGS = --enable=all --template=gcc --error-exitcode=1 --suppress=missingIncludeSystem
C_SRCS = $(wildcard $(SRC_DIR)/*.c)
C_OBJS = $(patsubst $(SRC_DIR)%,$(OBJ_DIR)%,$(patsubst %.c,%.o,$(C_SRCS)))
@ -42,6 +48,25 @@ THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
.PHONY: all
all: $(TARGET)
.PHONY: coverage
coverage: _cov_genhtml
$(eval COVERAGE:=$(shell grep 'lines' .coverage.tmp | egrep -o '[0-9]+.[0-9]+%'))
@echo
@echo Line coverage: $(COVERAGE)
@echo
@rm -f .coverage.tmp
.PHONY: _cov_lcov
_cov_lcov: exec_unit_test
@rm -f $(UNIT_TEST_OBJ_DIR)/*.gcda
@rm -f $(UNIT_TEST_OBJ_DIR)/*.gcno
@mkdir -p $(COVERAGE_DIR)
$(LCOV) -c -d $(OBJ_DIR) -o $(COVERAGE_DIR)/coverage.info
.PHONY: _cov_genhtml
_cov_genhtml: _cov_lcov
$(GENHTML) -o $(COVERAGE_DIR)/html $(COVERAGE_DIR)/coverage.info > .coverage.tmp
.PHONY: unit_test
build_unit_test: $(UNIT_TEST_TARGET)
@ -51,7 +76,7 @@ exec_unit_test: $(UNIT_TEST_TARGET)
.PHONY: check
check: $(C_SRCS)
$(CHECK) $(CPP_FLAGS) $(CHECK_CLAGS) $(C_SRCS)
$(CHECK) $(CPP_FLAGS) $(CHECK_FLAGS) $(C_SRCS)
$(UNIT_TEST_TARGET): $(UNIT_TEST_OBJS) $(THIS_MAKEFILE)
@mkdir -p $(BIN_DIR)/$(UNIT_TEST_SRC_DIR)
@ -81,8 +106,10 @@ $(UNIT_TEST_OBJ_DIR)/%.o: $(UNIT_TEST_SRC_DIR)/%.c $(UNIT_TEST_OBJ_DIR)/%.d
.PHONY: clean
clean:
rm -rf $(OBJS) $(patsubst %.o,%.d,$(OBJS)) $(TARGET)
rm -rf $(UNIT_TEST_OBJS) $(patsubst %.o,%.d,$(UNIT_TEST_OBJS)) $(UNIT_TEST_TARGET)
rm -f $(OBJS) $(patsubst %.o,%.d,$(OBJS)) $(TARGET)
rm -f $(UNIT_TEST_OBJS) $(patsubst %.o,%.d,$(UNIT_TEST_OBJS)) $(UNIT_TEST_TARGET)
rm -f $(OBJ_DIR)/*.gcda $(OBJ_DIR)/*.gcno
rm -fr $(COVERAGE_DIR)
ifneq ($(MAKECMDGOALS),clean)
-include $(patsubst %.o,%.d,$(OBJS))