engine tests

1 files changed, 81 insertions, 1 deletions

diff --git a/test_engine.c b/test_engine.c
index 12f0c21..76e58fa 100644
--- a/test_engine.c
+++ b/test_engine.c
@@ -5,4 +5,84 @@
 #include "unit.h"
 #include "engine.h"
 
-/* TODO */
+void
+test_comp_outlet_pressure(void) {
+	Engine e;
+	init_engine(&e);
+	e.map = millibar(2000);
+	e.intercooler_deltap = psi(0.4);
+	test(comp_outlet_pressure(&e), millibar(2027.579029173));
+}
+
+void
+test_pressure_ratio(void) {
+	Engine e = {
+		.ambient_pressure = psi(14.3),
+		.map = psi(14.3+18),
+	};
+	test(pressure_ratio(&e), 2.2587413);
+
+}
+void
+test_pressure_ratio_intercooled(void) {
+	Engine e = {
+		.ambient_pressure = psi(14.3),
+		.map = psi(14.3+18),
+		.intercooler_deltap = psi(0.4),
+	};
+	test(pressure_ratio(&e), 2.2867133);
+}
+
+void
+test_comp_outlet_temperature_adiabatic(void) {
+	Engine e = {
+		.ambient_temperature = fahrenheit(70),
+		.ambient_pressure = psi(14.7),
+		.map = psi(31.7),
+		.comp_efficiency = percent(100),
+	};
+	test(comp_outlet_temperature(&e), kelvin(366.4715514));
+}
+
+void
+test_comp_outlet_temperature(void) {
+	Engine e = {
+		.ambient_temperature = fahrenheit(70),
+		.ambient_pressure = psi(14.7),
+		.map = psi(31.7),
+		.comp_efficiency = percent(70),
+	};
+	test(comp_outlet_temperature(&e), kelvin(397.418883));
+}
+
+void
+test_manifold_temperature(void) {
+	Engine e = {
+		.ambient_temperature = fahrenheit(80),
+		.ambient_pressure = millibar(1015.9166),
+		.map = millibar(2031.8332),
+		.comp_efficiency = percent(70),
+		.intercooler_efficiency = percent(70),
+	};
+	test(manifold_temperature(&e), kelvin(327.9429247));
+}
+
+
+void
+test_volume_flow_rate(void) {
+	Pressure p_ambient, p_boost, map;
+
+	p_ambient = millibar(982.052713333343);
+	p_boost = psi(10);
+	map = p_ambient + p_boost;
+	Engine e = {
+		.displacement = cubic_inch(250),
+		.rpm = rpm(5000),
+		.map = map,
+		.ambient_temperature = fahrenheit(70),
+		.ambient_pressure = p_ambient,
+		.ve = percent(80),
+		.comp_efficiency = percent(65),
+	};
+	test(volume_flow_rate(&e), cubic_metre_per_sec(0.1855992));
+}