Solution for Day 17

seventeen/probe_test.go

@@ -0,0 +1,58 @@
+package seventeen
+
+import (
+	"testing"
+)
+
+func Test_read(t *testing.T) {
+	p := probe{}
+	if err := p.load("test_input.txt"); err != nil {
+		t.Log(err)
+		t.FailNow()
+	}
+
+	if p.target.xMin != 20 {
+		t.Logf("Expected 20, found %d", p.target.xMin)
+		t.Fail()
+	}
+
+	if p.target.xMax != 30 {
+		t.Logf("Expected 30, found %d", p.target.xMax)
+		t.Fail()
+	}
+
+	if p.target.yMax != -5 {
+		t.Logf("Expected 20, found %d", p.target.xMin)
+		t.Fail()
+	}
+
+	if p.target.yMin != -10 {
+		t.Logf("Expected 30, found %d", p.target.xMax)
+		t.Fail()
+	}
+}
+
+func Test_initialVelocities(t *testing.T) {
+	p := probe{}
+	p.load("test_input.txt")
+
+	ivs := p.intialVelocities()
+
+	if len(ivs) != 112 {
+		t.Logf("Expected 112 initial velocities to target, found %d", len(ivs))
+		t.Fail()
+	}
+}
+
+func Test_maxHeight(t *testing.T) {
+	p := probe{}
+	p.load("test_input.txt")
+
+	ivs := p.intialVelocities()
+	max := maxHeight(p, ivs)
+
+	if max != 45 {
+		t.Logf("Expected max height of 45, found %d", max)
+		t.Fail()
+	}
+}