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Add units unit tests
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7c11b8e439
commit
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@ -30,3 +30,101 @@ impl Pattern for Units {
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}
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}
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}
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#[cfg(test)]
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mod test {
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use super::*;
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use crate::MockPatternFactory;
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use approx::*;
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use mockall::predicate::eq;
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#[test]
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fn create_config_correct() {
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let config = Config {
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size: Vector::new(6.0, 3.0),
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step: 0.4,
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};
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let mut child = MockPatternFactory::new();
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child
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.expect_create()
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.with(eq(config))
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.once()
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.returning(|_| Box::new(MockPattern::new()));
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UnitsFactory::new(Box::new(child), 2).create(&config);
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}
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#[test]
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fn sample_second_segment_begins_with_one() {
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let mut child = MockPatternFactory::new();
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child.expect_create().returning(|_| {
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let mut sampler = MockPattern::new();
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sampler.expect_sample().return_const(0.74);
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Box::new(sampler)
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});
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let sampler = UnitsFactory::new(Box::new(child), 4).create(&Config::default());
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assert_abs_diff_eq!(0.96, sampler.sample(Vector::default()), epsilon = 0.01);
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}
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#[test]
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fn sample_second_segment_ends_with_zero() {
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let mut child = MockPatternFactory::new();
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child.expect_create().returning(|_| {
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let mut sampler = MockPattern::new();
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sampler.expect_sample().return_const(0.5);
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Box::new(sampler)
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});
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let sampler = UnitsFactory::new(Box::new(child), 4).create(&Config::default());
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assert_abs_diff_eq!(0.0, sampler.sample(Vector::default()));
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}
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#[test]
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fn sample_last_segment_begins_with_one() {
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let mut child = MockPatternFactory::new();
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child.expect_create().returning(|_| {
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let mut sampler = MockPattern::new();
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sampler.expect_sample().return_const(0.24);
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Box::new(sampler)
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});
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let sampler = UnitsFactory::new(Box::new(child), 4).create(&Config::default());
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assert_eq!(0.96, sampler.sample(Vector::default()));
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}
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#[test]
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fn sample_last_segment_ends_with_zero() {
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let mut child = MockPatternFactory::new();
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child.expect_create().returning(|_| {
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let mut sampler = MockPattern::new();
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sampler.expect_sample().return_const(0.0);
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Box::new(sampler)
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});
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let sampler = UnitsFactory::new(Box::new(child), 4).create(&Config::default());
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assert_abs_diff_eq!(0.0, sampler.sample(Vector::default()));
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}
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#[test]
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fn sample_pos_correct() {
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let mut child = MockPatternFactory::new();
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child.expect_create().once().returning(|_| {
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let mut sampler = MockPattern::new();
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sampler
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.expect_sample()
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.with(eq(Vector::new(5.0, 1.0)))
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.once()
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.return_const(0.0);
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Box::new(sampler)
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});
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let sampler = UnitsFactory::new(Box::new(child), 3).create(&Config::default());
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sampler.sample(Vector::new(5.0, 1.0));
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}
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}
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