packages/device: implement Device.parse_deviceinfo(), add deviceinfo tests

packages/test_deviceinfo.py

@@ -0,0 +1,62 @@
+from config import config
+
+from .device import get_device
+from .deviceinfo import DeviceInfo, parse_deviceinfo
+
+deviceinfo_text = """
+# Reference: <https://postmarketos.org/deviceinfo>
+# Please use double quotes only. You can source this file in shell scripts.
+
+deviceinfo_format_version="0"
+deviceinfo_name="BQ Aquaris X5"
+deviceinfo_manufacturer="BQ"
+deviceinfo_codename="bq-paella"
+deviceinfo_year="2015"
+deviceinfo_dtb="qcom/msm8916-longcheer-l8910"
+deviceinfo_append_dtb="true"
+deviceinfo_modules_initfs="smb1360 panel-longcheer-yushun-nt35520 panel-longcheer-truly-otm1288a msm himax-hx852x"
+deviceinfo_arch="aarch64"
+
+# Device related
+deviceinfo_gpu_accelerated="true"
+deviceinfo_chassis="handset"
+deviceinfo_keyboard="false"
+deviceinfo_external_storage="true"
+deviceinfo_screen_width="720"
+deviceinfo_screen_height="1280"
+deviceinfo_getty="ttyMSM0;115200"
+
+# Bootloader related
+deviceinfo_flash_method="fastboot"
+deviceinfo_kernel_cmdline="earlycon console=ttyMSM0,115200 PMOS_NO_OUTPUT_REDIRECT"
+deviceinfo_generate_bootimg="true"
+deviceinfo_flash_offset_base="0x80000000"
+deviceinfo_flash_offset_kernel="0x00080000"
+deviceinfo_flash_offset_ramdisk="0x02000000"
+deviceinfo_flash_offset_second="0x00f00000"
+deviceinfo_flash_offset_tags="0x01e00000"
+deviceinfo_flash_pagesize="2048"
+deviceinfo_flash_sparse="true"
+"""
+
+
+def test_parse_deviceinfo():
+    config.try_load_file()
+    d = parse_deviceinfo(deviceinfo_text.split('\n'), 'device-bq-paella')
+    assert isinstance(d, DeviceInfo)
+    assert d
+    assert d.arch
+    assert d.chassis
+    assert d.flash_method
+    assert d.flash_pagesize
+    # test that fields not listed in the class definition make it into the object
+    assert d.dtb
+    assert d.gpu_accelerated
+
+
+def test_get_deviceinfo_from_repo():
+    config.try_load_file()
+    dev = get_device('sdm845-oneplus-enchilada')
+    assert dev
+    info = dev.parse_deviceinfo()
+    assert info