iqconvert: converts from u8 to f32 without issuesmain

1 files changed, 79 insertions, 0 deletions

diff --git a/PrySDR_Tests/PrySDR_Tests.swift b/PrySDR_Tests/PrySDR_Tests.swift
new file mode 100644
index 0000000..70b9828
--- /dev/null
+++ b/PrySDR_Tests/PrySDR_Tests.swift
@@ -0,0 +1,79 @@
+//
+//  PrySDR_Tests.swift
+//  PrySDR_Tests
+//
+//  Created by Jacky Jack on 21/01/2025.
+//
+
+import Testing
+import Numerics
+
+struct IQConverter_Tests {
+
+    @Test func convertU8arrayToFloat32_accel_size1() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        let arr1:[UInt8] = [0]
+        let res1 = cnvU8toFloat32_accel(arr1)
+        #expect(res1[0].truncate(places: 3) == -0.997)
+        //#expect(res1[0].isApproximatelyEqual(to: -0.997, absoluteTolerance: 0.001))
+        
+        
+        let arr2:[UInt8] = [255]
+        let res2 = cnvU8toFloat32_accel(arr2)
+        #expect(res2[0].truncate(places: 3) == 0.996)
+        
+        let arr3:[UInt8] = [127]
+        let res3 = cnvU8toFloat32_accel(arr3)
+        #expect(res3[0].truncate(places: 3) == -0.004)
+        
+        let arr4:[UInt8] = [128]
+        let res4 = cnvU8toFloat32_accel(arr4)
+        #expect(res4[0].truncate(places: 3) == 0.003)
+    }
+    /*
+    @Test func cnvU8arrayToFloat32_size16() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        #expect(false)
+    }
+     */
+    /*
+    @Test func cnvU8arrayToFloat32_size1024() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        #expect(false)
+    }
+     */
+    
+    @Test func cnvU8arrayToFloat32_naive_size1() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        let arr1:[UInt8] = [0]
+        let res1 = cnvU8toFloat32(arr1)
+        //minus truncates to "up"
+        #expect(res1[0].truncate(places: 3) == -0.997)
+        
+        let arr2:[UInt8] = [255]
+        let res2 = cnvU8toFloat32(arr2)
+        #expect(res2[0].truncate(places: 3) == 0.996)
+        
+        let arr3:[UInt8] = [127]
+        let res3 = cnvU8toFloat32(arr3)
+        //minus truncates to "up"
+        #expect(res3[0].truncate(places: 3) == -0.004)
+        
+        let arr4:[UInt8] = [128]
+        let res4 = cnvU8toFloat32(arr4)
+        #expect(res4[0].truncate(places: 3) == 0.003)
+    }
+    /*
+    @Test func cnvU8arrayToFloat32_naive_size16() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        #expect(false)
+    }
+     */
+    
+    /*
+    @Test func cnvU8arrayToFloat32_naive_size1024() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+        #expect(false)
+    }
+     */
+}