Add a test for the interpreter am: 708e800c80 (247dd412) · Commits · e / os / android_packages_modules_NetworkStack

tests/lib/src/com/android/testutils/FileUtils.kt

0 → 100644

+11 −0

Original line number	Diff line number	Diff line
		package com.android.testutils

		// This function is private because the 2 is hardcoded here, and is not correct if not called
		// directly from __LINE__ or __FILE__.
		private fun callerStackTrace(): StackTraceElement = try {
		throw RuntimeException()
		} catch (e: RuntimeException) {
		e.stackTrace[2] // 0 is here, 1 is get() in __FILE__ or __LINE__
		}
		val __FILE__: String get() = callerStackTrace().fileName
		val __LINE__: Int get() = callerStackTrace().lineNumber

+23 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,8 @@ package android.net.testutils
		import android.os.SystemClock
		import com.android.testutils.ArrayTrackRecord
		import com.android.testutils.TrackRecord
		import com.android.testutils.__FILE__
		import com.android.testutils.__LINE__
		import org.junit.Test
		import org.junit.runner.RunWith
		import org.junit.runners.JUnit4
		@@ -207,6 +209,27 @@ class TrackRecordTest {
		assertTrue(delay > SHORT_TIMEOUT)
		}

		// Just make sure the interpreter actually throws an exception when the spec
		// does not conform to the behavior. The interpreter is just a tool to test a
		// tool used for a tool for test, let's not have hundreds of tests for it ;
		// if it's broken one of the tests using it will break.
		@Test
		fun testInterpreter() {
		val interpretLine = __LINE__ + 2
		try {
		interpretTestSpec(useReadHeads = true, spec = """
		add(4) \| poll(1, 0) = 5
		""")
		fail("This spec should have thrown")
		} catch (e: InterpretException) {
		assertTrue(e.cause is AssertionError)
		assertEquals(interpretLine + 1, e.stackTrace[0].lineNumber)
		assertTrue(e.stackTrace[0].fileName.contains(__FILE__))
		assertTrue(e.stackTrace[0].methodName.contains("testInterpreter"))
		assertTrue(e.stackTrace[0].methodName.contains("thread1"))
		}
		}

		@Test
		fun testMultiplePoll() {
		interpretTestSpec(useReadHeads = false, spec = """