Add basic timing support, and SFT_T tests

Also expose some bugs...

tests/basic/config.h

@@ -20,5 +20,4 @@
 #define MATRIX_ROWS 4
 #define MATRIX_COLS 10
 
-
 #endif /* TESTS_BASIC_CONFIG_H_ */

tests/basic/keymap.c

@@ -24,7 +24,7 @@
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 	[0] = {
 		// 0    1      2      3        4        5        6       7            8      9
-	    {KC_A,  KC_B,  KC_NO, KC_LSFT, KC_RSFT, KC_LCTL, COMBO1, KC_NO, KC_NO, KC_NO},
+	    {KC_A,  KC_B,  KC_NO, KC_LSFT, KC_RSFT, KC_LCTL, COMBO1, SFT_T(KC_P), KC_NO, KC_NO},
 	    {KC_NO, KC_NO, KC_NO, KC_NO,   KC_NO,   KC_NO,   KC_NO,  KC_NO,       KC_NO, KC_NO},
 	    {KC_NO, KC_NO, KC_NO, KC_NO,   KC_NO,   KC_NO,   KC_NO,  KC_NO,       KC_NO, KC_NO},
 	    {KC_C,  KC_D,  KC_NO, KC_NO,   KC_NO,   KC_NO,   KC_NO,  KC_NO,       KC_NO, KC_NO},

tests/basic/keypress.cpp

@@ -14,14 +14,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "gtest/gtest.h"
-#include "gmock/gmock.h"
-
-#include "quantum.h"
-#include "test_driver.h"
-#include "test_matrix.h"
-#include "keyboard_report_util.h"
-#include "test_fixture.h"
+#include "test_common.h"
 
 using testing::_;
 using testing::Return;

tests/basic/tapping.cpp

@@ -0,0 +1,96 @@
+/* Copyright 2017 Fred Sundvik
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "test_common.h"
+#include "action_tapping.h"
+
+using testing::_;
+using testing::InSequence;
+
+class Tapping : public TestFixture {};
+
+TEST_F(Tapping, TapA_SHFT_T_KeyReportsKey) {
+    TestDriver driver;
+    InSequence s;
+
+    press_key(7, 0);
+    // Tapping keys does nothing on press
+    EXPECT_CALL(driver, send_keyboard_mock(_)).Times(0);
+    run_one_scan_loop();
+    release_key(7, 0);
+    // First we get the key press
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_P)));
+    // Then the release
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport()));
+    run_one_scan_loop();
+}
+
+TEST_F(Tapping, HoldA_SHFT_T_KeyReportsShift) {
+    TestDriver driver;
+    InSequence s;
+
+    press_key(7, 0);
+    // Tapping keys does nothing on press
+    EXPECT_CALL(driver, send_keyboard_mock(_)).Times(0);
+    idle_for(TAPPING_TERM);
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_LSFT)));
+    run_one_scan_loop();
+}
+
+TEST_F(Tapping, ANewTapWithinTappingTermIsBuggy) {
+    TestDriver driver;
+    InSequence s;
+
+    press_key(7, 0);
+    // Tapping keys does nothing on press
+    EXPECT_CALL(driver, send_keyboard_mock(_)).Times(0);
+    run_one_scan_loop();
+    release_key(7, 0);
+    // First we get the key press
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_P)));
+    // Then the release
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport()));
+    run_one_scan_loop();
+
+    // This sends KC_P, even if it should do nothing
+    press_key(7, 0);
+    // This test should not succed if everything works correctly
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_P)));
+    run_one_scan_loop();
+    release_key(7, 0);
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport()));
+    idle_for(TAPPING_TERM + 1);
+
+    // On the other hand, nothing is sent if we are outside the tapping term
+    press_key(7, 0);
+    EXPECT_CALL(driver, send_keyboard_mock(_)).Times(0);
+    run_one_scan_loop();
+    release_key(7, 0);
+
+    // First we get the key press
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_P)));
+    // Then the release
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport()));
+    idle_for(TAPPING_TERM + 1);
+
+    // Now we are geting into strange territory, as the hold registers too early here
+    // But the stranges part is:
+    // If TAPPING_TERM + 1 above is changed to TAPPING_TERM or TAPPING_TERM + 2 it doesn't
+    press_key(7, 0);
+    // Shouldn't be called here really
+    EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport(KC_LSFT))).Times(1);
+    idle_for(TAPPING_TERM);
+}

tests/test_common/test_common.h

@@ -0,0 +1,24 @@
+/* Copyright 2017 Fred Sundvik
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gtest/gtest.h"
+#include "gmock/gmock.h"
+
+#include "quantum.h"
+#include "test_driver.h"
+#include "test_matrix.h"
+#include "keyboard_report_util.h"
+#include "test_fixture.h"

tests/test_common/test_fixture.cpp

@@ -3,6 +3,13 @@
 #include "test_driver.h"
 #include "test_matrix.h"
 #include "keyboard.h"
+#include "action.h"
+#include "action_tapping.h"
+
+extern "C" {
+    void set_time(uint32_t t);
+    void advance_time(uint32_t ms);
+}
 
 using testing::_;
 using testing::AnyNumber;
@@ -25,12 +32,20 @@ TestFixture::~TestFixture() {
     TestDriver driver;
     clear_all_keys();
     // Run for a while to make sure all keys are completely released
-    // Should probably wait until tapping term etc, has timed out
     EXPECT_CALL(driver, send_keyboard_mock(_)).Times(AnyNumber());
-    for (int i=0; i<100; i++) {
-        keyboard_task();
-    }
+    idle_for(TAPPING_TERM + 10);
     testing::Mock::VerifyAndClearExpectations(&driver); 
     // Verify that the matrix really is cleared
     EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport())).Times(Between(0, 1));
 }
+
+void TestFixture::run_one_scan_loop() {
+    keyboard_task();
+    advance_time(1);
+}
+
+void TestFixture::idle_for(uint time) {
+    for (uint i=0; i<time; i++) {
+        run_one_scan_loop();
+    }
+}

tests/test_common/test_fixture.h

@@ -25,4 +25,6 @@ public:
     static void SetUpTestCase();
     static void TearDownTestCase();
 
+    void run_one_scan_loop();
+    void idle_for(uint ms);
 };

tmk_core/common/test/timer.c

@@ -16,15 +16,16 @@
 
 #include "timer.h"
 
-// TODO: the timer should work, but at a much faster rate than realtime
-// It should also have some kind of integration with the testing system
+static uint32_t current_time = 0;
 
-void timer_init(void) {}
+void timer_init(void) {current_time = 0;}
 
-void timer_clear(void) {}
+void timer_clear(void) {current_time = 0;}
 
-uint16_t timer_read(void) { return 0; }
-uint32_t timer_read32(void) { return 0; }
-uint16_t timer_elapsed(uint16_t last) { return 0; }
-uint32_t timer_elapsed32(uint32_t last) { return 0; }
+uint16_t timer_read(void) { return current_time & 0xFFFF; }
+uint32_t timer_read32(void) { return current_time; }
+uint16_t timer_elapsed(uint16_t last) { return TIMER_DIFF_16(timer_read(), last); }
+uint32_t timer_elapsed32(uint32_t last) { return TIMER_DIFF_32(timer_read32(), last); }
 
+void set_time(uint32_t t) { current_time = t; }
+void advance_time(uint32_t ms) { current_time += ms; }