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Set SDK version of android in a UnitTest. Using some reflection magice
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| @Test | |
| fun `someTest-which-should-test-diffrent-behavior-on-diffrent-sdk-version`() { | |
| setSDK(Build.VERSION_CODES.N) | |
| //some test | |
| setSDK(Build.VERSION_CODES.M) | |
| // some test again with diffrent SDK verion | |
| } | |
| fun setSDK(sdkVersion: Int) { | |
| setFinalStatic(Build.VERSION::class.java.getField("SDK_INT"), sdkVersion) | |
| } | |
| @Throws(Exception::class) | |
| fun setFinalStatic(field: Field, newValue: Any) { | |
| field.isAccessible = true | |
| val modifiersField = Field::class.java.getDeclaredField("modifiers") | |
| modifiersField.isAccessible = true | |
| modifiersField.setInt(field, field.modifiers and Modifier.FINAL.inv()) | |
| field.set(null, newValue) | |
| } |
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