Esempio n. 1
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TEST_F(PointerCoordsTest, Parcel) {
    Parcel parcel;

    PointerCoords inCoords;
    inCoords.clear();
    PointerCoords outCoords;

    // Round trip with empty coords.
    inCoords.writeToParcel(&parcel);
    parcel.setDataPosition(0);
    outCoords.readFromParcel(&parcel);

    ASSERT_EQ(0ULL, outCoords.bits);

    // Round trip with some values.
    parcel.freeData();
    inCoords.setAxisValue(2, 5);
    inCoords.setAxisValue(5, 8);

    inCoords.writeToParcel(&parcel);
    parcel.setDataPosition(0);
    outCoords.readFromParcel(&parcel);

    ASSERT_EQ(outCoords.bits, inCoords.bits);
    ASSERT_EQ(outCoords.values[0], inCoords.values[0]);
    ASSERT_EQ(outCoords.values[1], inCoords.values[1]);
}
Esempio n. 2
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static inline void scaleAxisValue(PointerCoords& c, int axis, float scaleFactor) {
    float value = c.getAxisValue(axis);
    if (value != 0) {
        c.setAxisValue(axis, value * scaleFactor);
    }
}
Esempio n. 3
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TEST_F(PointerCoordsTest, AxisValues) {
    float* valuePtr;
    PointerCoords coords;
    coords.clear();

    // Check invariants when no axes are present.
    ASSERT_EQ(0, coords.getAxisValue(0))
            << "getAxisValue should return zero because axis is not present";
    ASSERT_EQ(0, coords.getAxisValue(1))
            << "getAxisValue should return zero because axis is not present";

    // Set first axis.
    ASSERT_EQ(OK, coords.setAxisValue(1, 5));
    ASSERT_EQ(5, coords.values[0]);
    ASSERT_EQ(0x4000000000000000ULL, coords.bits);

    ASSERT_EQ(0, coords.getAxisValue(0))
            << "getAxisValue should return zero because axis is not present";
    ASSERT_EQ(5, coords.getAxisValue(1))
            << "getAxisValue should return value of axis";

    // Set an axis with a higher id than all others.  (appending value at the end)
    ASSERT_EQ(OK, coords.setAxisValue(3, 2));
    ASSERT_EQ(0x5000000000000000ULL, coords.bits);
    ASSERT_EQ(5, coords.values[0]);
    ASSERT_EQ(2, coords.values[1]);

    ASSERT_EQ(0, coords.getAxisValue(0))
            << "getAxisValue should return zero because axis is not present";
    ASSERT_EQ(5, coords.getAxisValue(1))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(0, coords.getAxisValue(2))
            << "getAxisValue should return zero because axis is not present";
    ASSERT_EQ(2, coords.getAxisValue(3))
            << "getAxisValue should return value of axis";

    // Set an axis with an id lower than all others.  (prepending value at beginning)
    ASSERT_EQ(OK, coords.setAxisValue(0, 4));
    ASSERT_EQ(0xd000000000000000ULL, coords.bits);
    ASSERT_EQ(4, coords.values[0]);
    ASSERT_EQ(5, coords.values[1]);
    ASSERT_EQ(2, coords.values[2]);

    ASSERT_EQ(4, coords.getAxisValue(0))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(5, coords.getAxisValue(1))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(0, coords.getAxisValue(2))
            << "getAxisValue should return zero because axis is not present";
    ASSERT_EQ(2, coords.getAxisValue(3))
            << "getAxisValue should return value of axis";

    // Set an axis with an id between the others.  (inserting value in the middle)
    ASSERT_EQ(OK, coords.setAxisValue(2, 1));
    ASSERT_EQ(0xf000000000000000ULL, coords.bits);
    ASSERT_EQ(4, coords.values[0]);
    ASSERT_EQ(5, coords.values[1]);
    ASSERT_EQ(1, coords.values[2]);
    ASSERT_EQ(2, coords.values[3]);

    ASSERT_EQ(4, coords.getAxisValue(0))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(5, coords.getAxisValue(1))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(1, coords.getAxisValue(2))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(2, coords.getAxisValue(3))
            << "getAxisValue should return value of axis";

    // Set an existing axis value in place.
    ASSERT_EQ(OK, coords.setAxisValue(1, 6));
    ASSERT_EQ(0xf000000000000000ULL, coords.bits);
    ASSERT_EQ(4, coords.values[0]);
    ASSERT_EQ(6, coords.values[1]);
    ASSERT_EQ(1, coords.values[2]);
    ASSERT_EQ(2, coords.values[3]);

    ASSERT_EQ(4, coords.getAxisValue(0))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(6, coords.getAxisValue(1))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(1, coords.getAxisValue(2))
            << "getAxisValue should return value of axis";
    ASSERT_EQ(2, coords.getAxisValue(3))
            << "getAxisValue should return value of axis";

    // Set maximum number of axes.
    for (size_t axis = 4; axis < PointerCoords::MAX_AXES; axis++) {
        ASSERT_EQ(OK, coords.setAxisValue(axis, axis));
    }
    ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits));

    // Try to set one more axis beyond maximum number.
    // Ensure bits are unchanged.
    ASSERT_EQ(NO_MEMORY, coords.setAxisValue(PointerCoords::MAX_AXES, 100));
    ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits));
}
Esempio n. 4
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TEST_F(PointerCoordsTest, ClearSetsBitsToZero) {
    PointerCoords coords;
    coords.clear();

    ASSERT_EQ(0ULL, coords.bits);
}