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Update fixed_point tests to include check for division #19

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Update fixed_point tests to include check for division #19

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12 changes: 12 additions & 0 deletions SingleSource/UnitTests/fixed_point.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -187,6 +187,18 @@ int main(void) {
print_float("mul int overflow signed", small_unsigned * 3);
print_float("mul fp overflow signed", small_unsigned * 3.3_8_8);

// Division checks
auto divsignval = -12.0_8_8;
auto divunsignval = 12.0_8_8;
print_float("div int signed no remainder", divsignval / 2);
print_float("div fp signed no rounding", divsignval / 2.5_8_8);
print_float("div int large signed", small_signed / 3);
print_float("div fp large signed", small_signed / 3.3_8_8);
print_float("div int unsigned no remainder", divunsignval / 2);
print_float("div fp unsigned no rounding", divunsignval / 2.5_8_8);
print_float("div int large unsigned", small_unsigned / 3);
print_float("div fp large unsigned", small_unsigned / 3.3_u8_8);

// Comparison checks
printf("sign < unsigned %s\n", (-10.0_8_8 < 10.0_8_8) ? "true" : "false");
printf("sign > unsigned %s\n", (-10.0_8_8 > 10.0_8_8) ? "true" : "false");
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8 changes: 8 additions & 0 deletions SingleSource/UnitTests/fixed_point.reference_output
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,14 @@ mul int small signed 32.39
mul fp small signed 35.59
mul int overflow signed 88.29
mul fp overflow signed 147.70
div int signed no remainder -6.00
div fp signed no rounding -4.80
div int large signed -16.93
div fp large signed -15.41
div int unsigned no remainder 6.00
div fp unsigned no rounding 4.80
div int large unsigned 66.70
div fp large unsigned 60.69
sign < unsigned true
sign > unsigned false
sign == unsigned false
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