chore: add tests for all utils, removed unused functions

utils/ints_test.go

@@ -0,0 +1,40 @@
+package utils
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("Int utils", func() {
+	Describe("MinInt", func() {
+		It("returns the first value if it is the smallest", func() {
+			Expect(MinInt(1, 2)).To(Equal(1))
+		})
+		It("returns the second value if it is the smallest", func() {
+			Expect(MinInt(-4, -6)).To(Equal(-6))
+		})
+	})
+
+	Describe("MaxInt", func() {
+		It("returns the first value if it is the biggest", func() {
+			Expect(MaxInt(1, 2)).To(Equal(2))
+		})
+		It("returns the second value if it is the smallest", func() {
+			Expect(MaxInt(-4, -6)).To(Equal(-4))
+		})
+	})
+
+	Describe("IntInSlice", func() {
+		It("returns false if slice is empty", func() {
+			Expect(IntInSlice(1, nil)).To(BeFalse())
+		})
+
+		It("returns false if number is not in slice", func() {
+			Expect(IntInSlice(1, []int{3, 4, 5})).To(BeFalse())
+		})
+
+		It("returns true if number is in slice", func() {
+			Expect(IntInSlice(4, []int{3, 4, 5})).To(BeTrue())
+		})
+	})
+})