tests/progress_bar: add test application

tests/progress_bar/Makefile

@@ -0,0 +1,26 @@
+include ../Makefile.tests_common
+
+USEMODULE += xtimer
+USEMODULE += progress_bar
+
+PROGRESS_BAR_LENGTH ?= 50
+PROGRESS_BAR_FULL_CHARACTER ?= "█"
+PROGRESS_BAR_EMPTY_CHARACTER ?= " "
+
+# Other nice progress bar characters:
+#PROGRESS_BAR_FULL_CHARACTER ?= "◉"
+#PROGRESS_BAR_EMPTY_CHARACTER ?= "◯"
+#PROGRESS_BAR_FULL_CHARACTER ?= "▣"
+#PROGRESS_BAR_EMPTY_CHARACTER ?= "▢"
+
+CFLAGS += -DPROGRESS_BAR_FULL_CHARACTER=\"$(PROGRESS_BAR_FULL_CHARACTER)\"
+CFLAGS += -DPROGRESS_BAR_EMPTY_CHARACTER=\"$(PROGRESS_BAR_EMPTY_CHARACTER)\"
+CFLAGS += -DPROGRESS_BAR_LENGTH=$(PROGRESS_BAR_LENGTH)
+
+include $(RIOTBASE)/Makefile.include
+
+# Make custom progress bar characters available in Python test script via
+# environment variables
+export PROGRESS_BAR_FULL_CHARACTER
+export PROGRESS_BAR_EMPTY_CHARACTER
+export PROGRESS_BAR_LENGTH

tests/progress_bar/main.c

@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2019 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     tests
+ * @{
+ *
+ * @file
+ * @brief       progress_bar test application
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ *
+ * @}
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "xtimer.h"
+
+#include "progress_bar.h"
+
+#define PROGRESS_BAR_LIST_NUMOF     (5U)
+
+/* Test single progress bar */
+static progress_bar_t progress_bar;
+
+/* Test multiple progress bars */
+static progress_bar_t progress_bar_list[PROGRESS_BAR_LIST_NUMOF];
+
+int main(void)
+{
+    puts("Progress bar test application.");
+
+    /* Test a single progress bar */
+    sprintf(progress_bar.prefix, "%s ", "Progress bar 0");
+
+    for (uint8_t i = 0; i < 101; ++i) {
+        progress_bar.value = i;
+        sprintf(progress_bar.suffix, " %3d%%", i);
+
+        progress_bar_update(&progress_bar);
+
+        xtimer_usleep(50 * US_PER_MS);
+    }
+
+    puts("\nDone!");
+
+    /* Prepare enough space for the progress bars */
+    progress_bar_prepare_multi(PROGRESS_BAR_LIST_NUMOF);
+
+    for (uint8_t i = 0; i < PROGRESS_BAR_LIST_NUMOF; ++i) {
+        sprintf(progress_bar_list[i].prefix, "%s %d ", "Progress bar", i + 1);
+    }
+
+    for (uint8_t i = 0; i < 101; ++i) {
+        for (uint8_t p = PROGRESS_BAR_LIST_NUMOF; p > 0 ; --p) {
+            (p * i < 101) ? progress_bar_list[PROGRESS_BAR_LIST_NUMOF - p].value = i * p : 100;
+        }
+
+        progress_bar_update_multi(progress_bar_list, PROGRESS_BAR_LIST_NUMOF);
+        xtimer_usleep(50 * US_PER_MS);
+    }
+
+    puts("Done!");
+
+    return 0;
+}

tests/progress_bar/tests/01-run.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2019 Inria
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+
+import os
+import sys
+from testrunner import run
+
+
+TIMEOUT = 60
+LENGTH = int(os.getenv('PROGRESS_BAR_LENGTH'))
+FULL_CHARACTER = os.getenv('PROGRESS_BAR_FULL_CHARACTER')[1:-1]
+EMPTY_CHARACTER = os.getenv('PROGRESS_BAR_EMPTY_CHARACTER')[1:-1]
+
+
+def testfunc(child):
+    for i in range(0, 100, 10):
+        ratio = int(i * LENGTH / 100.0)
+        progress_str = FULL_CHARACTER * ratio
+        progress_str += EMPTY_CHARACTER * (LENGTH - ratio)
+        check_str = 'Progress bar 0 |{}| {:3}%'.format(
+            progress_str, i)
+        child.expect_exact(check_str)
+    child.expect_exact("Done!")
+
+    for i in range(2, 6):  # 5 parallel progress bars
+        check_str = 'Progress bar {} |{}|'.format(
+            i, LENGTH * FULL_CHARACTER)
+        child.expect_exact(check_str, timeout=TIMEOUT)
+    child.expect_exact('Done!')
+
+
+if __name__ == "__main__":
+    sys.exit(run(testfunc))