diff --git a/spec/Test_Code_suite_test.go b/spec/Test_Code_suite_test.go
new file mode 100644
index 0000000..452db24
--- /dev/null
+++ b/spec/Test_Code_suite_test.go
@@ -0,0 +1,13 @@
+package main_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+)
+
+func TestTestCode(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "TestCode Suite")
+}
diff --git a/spec/test_test.go b/spec/test_test.go
new file mode 100644
index 0000000..c98e74a
--- /dev/null
+++ b/spec/test_test.go
@@ -0,0 +1,73 @@
+package main_test
+
+import (
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+)
+
+type AppConfig struct {
+	Host     string
+	Port     int
+	Username string
+	Password string
+}
+
+type User struct {
+	Username string
+	Password string
+	Request  string
+}
+
+var app = AppConfig{
+	Host:     "localhost",
+	Port:     5432,
+	Username: "postgres",
+	Password: "password",
+}
+
+var _ = Describe("Reading code systems from the application", func() {
+	BeforeEach(func() {
+		FetchApi()
+	})
+	Context("GIVEN the service is started", func() {
+		var appStart *app // Assuming App is a type defined in phinvads
+		Context("GIVEN the database loads successfully", func() {
+			BeforeEach(func() {
+				// Initialize app here if needed
+			})
+			Context("GIVEN a valid user with access to the API", func() {
+				var user *User
+				BeforeAll(func() {
+					user = &User{
+						Username: "testuser",
+						Password: "testpassword",
+					}
+				})
+				Context("WHEN the user requests all code systems", func() {
+					user.Request = "/api/code-systems"
+					It("THEN return a list of all code systems", func() {
+						Expect(codestystemslist).To(Equal("codestystemslist"))
+					})
+				})
+				Context("WHEN the user requests a specific code system by OID", func() {
+					user.Request = "/api/code-systems/{oid}"
+					It("THEN return the desired code system", func() {
+						Expect(codesystem).To(Equal("codesystem"))
+					})
+				})
+				Context("WHEN the user requests a code system using an INVALID OID", func() {
+					user.Request = "/api/code-systems/zero"
+					It("THEN return a 400 error", func() {
+						Expect(statuscode).To(Equal(400))
+					})
+				})
+				Context("WHEN the user requests a non-existant endpoint", func() {
+					user.Request = "/api/invalid-endpoint"
+					It("THEN return a 404 error", func() {
+						Expect(statuscode).To(Equal(404))
+					})
+				})
+			})
+		})
+	})
+})