mirror of
https://github.com/mikecarper/MeshCore.git
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50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
#!/usr/bin/env python3
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"""Compile the real text helpers with STM32's utoa-only Arduino API."""
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from pathlib import Path
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import subprocess
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import tempfile
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import unittest
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ROOT = Path(__file__).resolve().parents[1]
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class Stm32FloatConversionTest(unittest.TestCase):
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def test_signed_values_and_limits_without_ltoa(self):
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with tempfile.TemporaryDirectory() as directory:
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root = Path(directory)
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(root / "Arduino.h").write_text("""
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#pragma once
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#include <stdlib.h>
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#include <stdio.h>
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inline char* utoa(unsigned int value, char* output, int base) {
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if (base != 10) abort();
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sprintf(output, "%u", value);
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return output;
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}
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""")
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(root / "test.cpp").write_text("""
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#include <cassert>
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#include <cstring>
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#include "helpers/TxtDataHelpers.h"
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int main() {
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assert(strcmp(StrHelper::ftoa(0), "0.0") == 0);
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assert(strcmp(StrHelper::ftoa(1), "1.0") == 0);
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assert(strcmp(StrHelper::ftoa(-2.5f), "-2.5") == 0);
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assert(strcmp(StrHelper::ftoa(62.5f), "62.5") == 0);
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assert(strcmp(StrHelper::ftoa(1.125f), "1.125") == 0);
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assert(strcmp(StrHelper::ftoa(2147483520.0f), "2147483520.0") == 0);
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assert(strcmp(StrHelper::ftoa(-2147483520.0f), "-2147483520.0") == 0);
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assert(strcmp(StrHelper::ftoa(2147483648.0f), "0") == 0);
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assert(strcmp(StrHelper::ftoa(1e-12f), "0") == 0);
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}
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""")
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binary = root / "test"
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subprocess.run(["g++", "-std=c++17", "-DSTM32_PLATFORM", "-I", str(root),
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"-I", str(ROOT / "src"), str(root / "test.cpp"),
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str(ROOT / "src/helpers/TxtDataHelpers.cpp"), "-o", str(binary)], check=True)
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subprocess.run([str(binary)], check=True)
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if __name__ == "__main__":
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unittest.main()
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