How to use

SystemProperties

in

android.os

@Test
public void set() {
 assertThat(SystemProperties.get("newkey")).isEqualTo("");
 SystemProperties.set("newkey", "val");
 assertThat(SystemProperties.get("newkey")).isEqualTo("val");
 SystemProperties.set("newkey", null);
 assertThat(SystemProperties.get("newkey")).isEqualTo("");
}

@Test
@Config(sdk = 16)
public void readPropFromJarNotClassPath16() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(16);
}

 @Test
 public void override() {
  assertThat(SystemProperties.get("newkey")).isEqualTo("");
  ShadowSystemProperties.override("newkey", "val");
  assertThat(SystemProperties.get("newkey")).isEqualTo("val");
  ShadowSystemProperties.override("newkey", null);
  assertThat(SystemProperties.get("newkey")).isEqualTo("");
 }
}

@SuppressLint("CommitPrefEdits")
private static void checkRom() {
  if (sPrefs.contains("rom")) return;
  String aicpVersion = SystemProperties.get("ro.aicp.version", "");
  if (!aicpVersion.equals("")) {
    sPrefs.edit().putString("rom", "aicp").commit();
    return;
  }
  int cmSdkVersion = SystemProperties.getInt("ro.cm.build.version.plat.sdk", 0);
  if (cmSdkVersion != 0) {
    sPrefs.edit().putString("rom", "cm").commit();
    return;
  }
  String xperiaVersion = SystemProperties.get("ro.semc.version.fs_revision", "");
  if (!xperiaVersion.equals("")) {
    sPrefs.edit().putString("rom", "xperia").commit();
    return;
  }
  sPrefs.edit().putString("rom", "aosp").commit();
}

/**
 * Overrides the system property for testing. Similar to the Android implementation, the value
 * may be coerced to other types like boolean or long depending on the get method that is used.
 *
 * <p>Note: Use {@link org.robolectric.shadows.ShadowBuild} instead for changing fields in
 * {@link android.os.Build}.
 */
public static void override(String key, String val) {
 SystemProperties.set(key, val);
}

@Test
public void getWithDefault() {
 assertThat(SystemProperties.get("foo", "bar")).isEqualTo("bar");
}

/**
 * Overrides the system property for testing. Similar to the Android implementation, the value
 * may be coerced to other types like boolean or long depending on the get method that is used.
 *
 * <p>Note: Use {@link org.robolectric.shadows.ShadowBuild} instead for changing fields in
 * {@link android.os.Build}.
 */
public static void override(String key, String val) {
 SystemProperties.set(key, val);
}

@Test
public void get() {
 assertThat(SystemProperties.get("ro.product.device")).isEqualTo("robolectric");
}

@Test
@Config(sdk = 22)
public void readPropFromJarNotClassPath22() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(22);
}

public static boolean isOneplusStock() {
  return SystemProperties.get("ro.oxygen.version", "").contains("3.5") || SystemProperties.get("ro.rom.version", "").contains("H2OS V2.5") || SystemProperties.get("ro.oxygen.version", "").contains("O2_Open") || SystemProperties.get("ro.rom.version", "").contains("H2_Open");
}

@Test
@Config(sdk = 24)
public void readPropFromJarNotClassPath24() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(24);
}

public static boolean isMIUI() {
  return !SystemProperties.get("ro.miui.ui.version.name", "").equals("");
}

@Test
@Config(sdk = 26)
public void readPropFromJarNotClassPath26() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(26);
}

@Test
@Config(sdk = 18)
public void readPropFromJarNotClassPath18() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(18);
}

@Test
@Config(sdk = 17)
public void readPropFromJarNotClassPath17() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(17);
}

@Test
@Config(sdk = 19)
public void readPropFromJarNotClassPath19() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(19);
}

@Test
@Config(sdk = 21)
public void readPropFromJarNotClassPath21() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(21);
}

@Test
@Config(sdk = 23)
public void readPropFromJarNotClassPath23() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(23);
}

@Test
@Config(sdk = 25)
public void readPropFromJarNotClassPath25() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(25);
}

@Test
@Config(sdk = 27)
public void readPropFromJarNotClassPath27() {
 assertThat(SystemProperties.getInt("ro.build.version.sdk", 0)).isEqualTo(27);
}