api-macro: add integer limit test cases

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

proxmox-api-macro/tests/int-limits.rs

@@ -0,0 +1,90 @@
+//! Test the automatic addition of integer limits.
+
+use proxmox_api_macro::api;
+
+/// An i16: -32768 to 32767.
+#[api]
+pub struct AnI16(i16);
+
+#[test]
+fn test_an_i16_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("An i16: -32768 to 32767.")
+            .minimum(-32768)
+            .maximum(32767)
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, AnI16::API_SCHEMA);
+}
+
+/// Already limited on one side.
+#[api(minimum: -50)]
+pub struct I16G50(i16);
+
+#[test]
+fn test_i16g50_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("Already limited on one side.")
+            .minimum(-50)
+            .maximum(32767)
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, I16G50::API_SCHEMA);
+}
+
+/// An i32: -0x8000_0000 to 0x7fff_ffff.
+#[api]
+pub struct AnI32(i32);
+
+#[test]
+fn test_an_i32_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("An i32: -0x8000_0000 to 0x7fff_ffff.")
+            .minimum(-0x8000_0000)
+            .maximum(0x7fff_ffff)
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, AnI32::API_SCHEMA);
+}
+
+/// Unsigned implies a minimum of zero.
+#[api]
+pub struct AnU32(u32);
+
+#[test]
+fn test_an_u32_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("Unsigned implies a minimum of zero.")
+            .minimum(0)
+            .maximum(0xffff_ffff)
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, AnU32::API_SCHEMA);
+}
+
+/// An i64: this is left unlimited.
+#[api]
+pub struct AnI64(i64);
+
+#[test]
+fn test_an_i64_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("An i64: this is left unlimited.")
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, AnI64::API_SCHEMA);
+}
+
+/// Unsigned implies a minimum of zero.
+#[api]
+pub struct AnU64(u64);
+
+#[test]
+fn test_an_u64_schema() {
+    const TEST_SCHEMA: &'static ::proxmox::api::schema::Schema =
+        &::proxmox::api::schema::IntegerSchema::new("Unsigned implies a minimum of zero.")
+            .minimum(0)
+            .schema();
+
+    assert_eq!(TEST_SCHEMA, AnU64::API_SCHEMA);
+}