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Mar 27, 2025
Merged

More tests for scalar constructor. #9697

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144 changes: 144 additions & 0 deletions extension/apple/ExecuTorch/__tests__/TensorTest.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -393,6 +393,114 @@ class TensorTest: XCTestCase {
}
}

func testInitInt8() {
let tensor = Tensor(Int8(42))
XCTAssertEqual(tensor.dataType, .char)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Int8.self), count: count).first, 42)
}
}

func testInitInt16() {
let tensor = Tensor(Int16(42))
XCTAssertEqual(tensor.dataType, .short)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Int16.self), count: count).first, 42)
}
}

func testInitInt32() {
let tensor = Tensor(Int32(42))
XCTAssertEqual(tensor.dataType, .int)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Int32.self), count: count).first, 42)
}
}

func testInitInt64() {
let tensor = Tensor(Int64(42))
XCTAssertEqual(tensor.dataType, .long)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Int64.self), count: count).first, 42)
}
}

func testInitUInt8() {
let tensor = Tensor(UInt8(42))
XCTAssertEqual(tensor.dataType, .byte)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: UInt8.self), count: count).first, 42)
}
}

func testInitUInt16() {
let tensor = Tensor(UInt16(42))
XCTAssertEqual(tensor.dataType, .uInt16)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: UInt16.self), count: count).first, 42)
}
}

func testInitUInt32() {
let tensor = Tensor(UInt32(42))
XCTAssertEqual(tensor.dataType, .uInt32)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: UInt32.self), count: count).first, 42)
}
}

func testInitUInt64() {
let tensor = Tensor(UInt64(42))
XCTAssertEqual(tensor.dataType, .uInt64)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: UInt64.self), count: count).first, 42)
}
}

func testInitBool() {
let tensor = Tensor(true)
XCTAssertEqual(tensor.dataType, .bool)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Bool.self), count: count).first, true)
}
}

func testInitFloat() {
let tensor = Tensor(Float(42.0))
XCTAssertEqual(tensor.dataType, .float)
Expand All @@ -404,4 +512,40 @@ class TensorTest: XCTestCase {
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Float.self), count: count).first, 42.0)
}
}

func testInitDouble() {
let tensor = Tensor(42.0)
XCTAssertEqual(tensor.dataType, .double)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Double.self), count: count).first, 42.0)
}
}

func testInitInt() {
let tensor = Tensor(42)
XCTAssertEqual(tensor.dataType, .long)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: Int.self), count: count).first, 42)
}
}

func testInitUInt() {
let tensor = Tensor(UInt(42))
XCTAssertEqual(tensor.dataType, .uInt64)
XCTAssertEqual(tensor.shape, [])
XCTAssertEqual(tensor.strides, [])
XCTAssertEqual(tensor.dimensionOrder, [])
XCTAssertEqual(tensor.count, 1)
tensor.bytes { pointer, count, dataType in
XCTAssertEqual(UnsafeBufferPointer(start: pointer.assumingMemoryBound(to: UInt.self), count: count).first, 42)
}
}
}
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