math/bits 补充测试

waroot/src/math/bits/example_test.wa

+// 版权 @2023 凹语言 作者。保留所有权利。
+
+func ExampleLeadingZeros8 {
+	assert(0b00000001 == 1)
+	println("LeadingZeros8(00000001) =", LeadingZeros8(1))
+	// Output:
+	// LeadingZeros8(00000001) = 7
+}
+
+func ExampleLeadingZeros16 {
+	assert(0b0000000000000001 == 1)
+	println("LeadingZeros16(0000000000000001) =", LeadingZeros16(1))
+	// Output:
+	// LeadingZeros16(0000000000000001) = 15
+}
+
+func ExampleLeadingZeros32 {
+	assert(0b00000000000000000000000000000001 == 1)
+	println("LeadingZeros32(00000000000000000000000000000001) =", LeadingZeros32(1))
+	// Output:
+	// LeadingZeros32(00000000000000000000000000000001) = 31
+}
+
+func ExampleLeadingZeros64 {
+	assert(0b0000000000000000000000000000000000000000000000000000000000000001 == 1)
+	println("LeadingZeros64(0000000000000000000000000000000000000000000000000000000000000001) =", LeadingZeros64(1))
+	// Output:
+	// LeadingZeros64(0000000000000000000000000000000000000000000000000000000000000001) = 63
+}
+
+func ExampleTrailingZeros8 {
+	assert(0b00001110 == 14)
+	println("TrailingZeros8(00001110) =", TrailingZeros8(14))
+	// Output:
+	// TrailingZeros8(00001110) = 1
+}
+
+func ExampleTrailingZeros16 {
+	assert(0b0000000000001110 == 14)
+	println("TrailingZeros16(0000000000001110) =", TrailingZeros16(14))
+	// Output:
+	// TrailingZeros16(0000000000001110) = 1
+}
+
+func ExampleTrailingZeros32 {
+	assert(0b00000000000000000000000000001110 == 14)
+	println("TrailingZeros32(00000000000000000000000000001110) =", TrailingZeros32(14))
+	// Output:
+	// TrailingZeros32(00000000000000000000000000001110) = 1
+}
+
+func ExampleTrailingZeros64 {
+	assert(0b0000000000000000000000000000000000000000000000000000000000001110 == 14)
+	println("TrailingZeros64(0000000000000000000000000000000000000000000000000000000000001110) =", TrailingZeros64(14))
+	// Output:
+	// TrailingZeros64(0000000000000000000000000000000000000000000000000000000000001110) = 1
+}
+
+func ExampleOnesCount8 {
+	assert(0b00001110 == 14)
+	println("OnesCount8(00001110) =", OnesCount8(14))
+	// Output:
+	// OnesCount8(00001110) = 3
+}
+
+func ExampleOnesCount16 {
+	assert(0b0000000000001110 == 14)
+	println("OnesCount16(0000000000001110) =", OnesCount16(14))
+	// Output:
+	// OnesCount16(0000000000001110) = 3
+}
+
+func ExampleOnesCount32 {
+	assert(0b00000000000000000000000000001110 == 14)
+	println("OnesCount32(00000000000000000000000000001110) =", OnesCount32(14))
+	// Output:
+	// OnesCount32(00000000000000000000000000001110) = 3
+}
+
+func ExampleOnesCount64 {
+	assert(0b0000000000000000000000000000000000000000000000000000000000001110 == 14)
+	println("OnesCount64(0000000000000000000000000000000000000000000000000000000000001110) =", OnesCount64(14))
+	// Output:
+	// OnesCount64(0000000000000000000000000000000000000000000000000000000000001110) = 3
+}