Examples with Source org.graalvm.polyglot.Source used on opensource projects

Example 36 with Source

use of org.graalvm.polyglot.Source in project graal by oracle.

the class SLInspectDebugTest method testBreakpointCorrections.

@Test
public void testBreakpointCorrections() throws Exception {
    tester = InspectorTester.start(true);
    Source source = Source.newBuilder("sl", CODE4, "SLTest.sl").build();
    tester.sendMessage("{\"id\":1,\"method\":\"Runtime.enable\"}");
    tester.sendMessage("{\"id\":2,\"method\":\"Debugger.enable\"}");
    String srcURL = ScriptsHandler.getNiceStringFromURI(source.getURI());
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":1}\n" + "{\"result\":{},\"id\":2}\n"));
    tester.eval(source);
    long id = tester.getContextId();
    assertTrue(tester.compareReceivedMessages("{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":0,\"scriptId\":\"0\",\"endColumn\":0,\"startColumn\":0,\"startLine\":0,\"length\":0,\"executionContextId\":" + id + ",\"url\":\"" + SL_BUILTIN_URI + "\",\"hash\":\"ffffffffffffffffffffffffffffffffffffffff\"}}\n" + "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":13,\"scriptId\":\"1\",\"endColumn\":1,\"startColumn\":0,\"startLine\":0,\"length\":160,\"executionContextId\":" + id + ",\"url\":\"" + srcURL + "\",\"hash\":\"ee148976fc7d6f36fc01da4bff17f9a1fcb5f8ed\"}}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"1\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"2\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":1}}]}}\n"));
    // Breakpoint before any statements moves to the first statement
    tester.sendMessage("{\"id\":3,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":5,\"url\":\"" + srcURL + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"1\",\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":6}]},\"id\":3}", tester.getMessages(true).trim());
    // Breakpoint at the second line of a statement moves to the first line of the statement
    tester.sendMessage("{\"id\":4,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":7,\"url\":\"" + srcURL + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"2\",\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":6}]},\"id\":4}", tester.getMessages(true).trim());
    // Breakpoint at the second line of a statement moves to the first line of the statement
    tester.sendMessage("{\"id\":5,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":9,\"url\":\"" + srcURL + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"3\",\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":8}]},\"id\":5}", tester.getMessages(true).trim());
    // Breakpoint on an empty line moves to the next statement
    tester.sendMessage("{\"id\":6,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":10,\"url\":\"" + srcURL + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"4\",\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":11}]},\"id\":6}", tester.getMessages(true).trim());
    // Breakpoint on a last empty line moves to the last statement
    tester.sendMessage("{\"id\":7,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":12,\"url\":\"" + srcURL + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"5\",\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":24,\"lineNumber\":11}]},\"id\":7}", tester.getMessages(true).trim());
    // Remove some breakpoints
    tester.sendMessage("{\"id\":8,\"method\":\"Debugger.removeBreakpoint\",\"params\":{\"breakpointId\":\"3\"}}");
    assertEquals("{\"result\":{},\"id\":8}", tester.getMessages(true).trim());
    tester.sendMessage("{\"id\":9,\"method\":\"Debugger.removeBreakpoint\",\"params\":{\"breakpointId\":\"4\"}}");
    assertEquals("{\"result\":{},\"id\":9}", tester.getMessages(true).trim());
    tester.sendMessage("{\"id\":10,\"method\":\"Debugger.removeBreakpoint\",\"params\":{\"breakpointId\":\"5\"}}");
    assertEquals("{\"result\":{},\"id\":10}", tester.getMessages(true).trim());
    // Resume to hit some breakpoints
    tester.sendMessage("{\"id\":12,\"method\":\"Debugger.resume\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":12}\n" + "{\"method\":\"Debugger.resumed\"}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[\"1\",\"2\"]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"testLocations\"," + "\"scopeChain\":[{\"name\":\"testLocations\",\"type\":\"local\",\"object\":{\"description\":\"testLocations\",\"type\":\"object\",\"objectId\":\"3\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"4\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":4}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":6}}," + "{\"callFrameId\":\"1\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"5\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"6\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":2}}]}}\n"));
    // Resume to finish:
    tester.sendMessage("{\"id\":20,\"method\":\"Debugger.resume\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":20}\n" + "{\"method\":\"Debugger.resumed\"}\n"));
    tester.finish();
}

Example 37 with Source

use of org.graalvm.polyglot.Source in project graal by oracle.

the class SLInspectDebugTest method testStepping.

@Test
public void testStepping() throws Exception {
    tester = InspectorTester.start(true);
    Source source = Source.newBuilder("sl", CODE1, "SLTest.sl").build();
    String slTestURI = ScriptsHandler.getNiceStringFromURI(source.getURI());
    tester.sendMessage("{\"id\":1,\"method\":\"Runtime.enable\"}");
    tester.sendMessage("{\"id\":2,\"method\":\"Debugger.enable\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":1}\n" + "{\"result\":{},\"id\":2}\n"));
    tester.eval(source);
    long id = tester.getContextId();
    // Suspend at the beginning of the script:
    assertTrue(tester.compareReceivedMessages("{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":0,\"scriptId\":\"0\",\"endColumn\":0,\"startColumn\":0,\"startLine\":0,\"length\":0,\"executionContextId\":" + id + ",\"url\":\"" + SL_BUILTIN_URI + "\",\"hash\":\"ffffffffffffffffffffffffffffffffffffffff\"}}\n" + "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":18,\"scriptId\":\"1\",\"endColumn\":1,\"startColumn\":0,\"startLine\":0,\"length\":245,\"executionContextId\":" + id + ",\"url\":\"" + slTestURI + "\",\"hash\":\"f8058ed0f3c2f0acf3e37e59f953127afdba90e5\"}}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"1\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"2\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":1}}]}}\n"));
    // Step over:
    tester.sendMessage("{\"id\":3,\"method\":\"Debugger.stepOver\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":3}\n" + "{\"method\":\"Debugger.resumed\"}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"3\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"4\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":2}}]}}\n"));
    // Step into:
    tester.sendMessage("{\"id\":4,\"method\":\"Debugger.stepInto\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":4}\n" + "{\"method\":\"Debugger.resumed\"}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"factorial\"," + "\"scopeChain\":[{\"name\":\"factorial\",\"type\":\"local\",\"object\":{\"description\":\"factorial\",\"type\":\"object\",\"objectId\":\"5\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"6\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":9}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":10}}," + "{\"callFrameId\":\"1\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"7\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"8\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":6,\"lineNumber\":2}}]}}\n"));
    // Step out:
    tester.sendMessage("{\"id\":5,\"method\":\"Debugger.stepOut\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":5}\n" + "{\"method\":\"Debugger.resumed\"}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"9\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"10\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":6,\"lineNumber\":2}}]}}\n"));
    tester.sendMessage("{\"id\":100,\"method\":\"Debugger.stepOut\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":100}\n" + "{\"method\":\"Debugger.resumed\"}\n"));
    tester.finish();
}

Example 38 with Source

use of org.graalvm.polyglot.Source in project graal by oracle.

the class SLInspectDebugTest method testBreakpoints.

@Test
public void testBreakpoints() throws Exception {
    tester = InspectorTester.start(false);
    Source source = Source.newBuilder("sl", CODE1, "SLTest.sl").build();
    tester.sendMessage("{\"id\":1,\"method\":\"Runtime.enable\"}");
    tester.sendMessage("{\"id\":2,\"method\":\"Debugger.enable\"}");
    String slTestURI = ScriptsHandler.getNiceStringFromURI(source.getURI());
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":1}\n" + "{\"result\":{},\"id\":2}\n"));
    tester.sendMessage("{\"id\":3,\"method\":\"Debugger.setBreakpointByUrl\",\"params\":{\"lineNumber\":11,\"url\":\"" + slTestURI + "\",\"columnNumber\":0,\"condition\":\"\"}}");
    assertEquals("{\"result\":{\"breakpointId\":\"1\",\"locations\":[]},\"id\":3}", tester.getMessages(true).trim());
    tester.eval(source);
    long id = tester.getContextId();
    // Suspend at the breakpoint:
    assertTrue(tester.compareReceivedMessages("{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":0,\"scriptId\":\"0\",\"endColumn\":0,\"startColumn\":0,\"startLine\":0,\"length\":0,\"executionContextId\":" + id + ",\"url\":\"" + SL_BUILTIN_URI + "\",\"hash\":\"ffffffffffffffffffffffffffffffffffffffff\"}}\n" + "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":18,\"scriptId\":\"1\",\"endColumn\":1,\"startColumn\":0,\"startLine\":0,\"length\":245,\"executionContextId\":" + id + ",\"url\":\"" + slTestURI + "\",\"hash\":\"f8058ed0f3c2f0acf3e37e59f953127afdba90e5\"}}\n" + "{\"method\":\"Debugger.breakpointResolved\",\"params\":{\"breakpointId\":\"1\",\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":11}}}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[\"1\"]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"factorial\"," + "\"scopeChain\":[{\"name\":\"factorial\",\"type\":\"local\",\"object\":{\"description\":\"factorial\",\"type\":\"object\",\"objectId\":\"1\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"2\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":9}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":11}}," + "{\"callFrameId\":\"1\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"3\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"4\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":6,\"lineNumber\":2}}]}}\n"));
    // Continue to a location:
    tester.sendMessage("{\"id\":33,\"method\":\"Debugger.continueToLocation\",\"params\":{\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":5}}}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":33}\n" + "{\"method\":\"Debugger.resumed\"}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"block\",\"type\":\"block\",\"object\":{\"description\":\"block\",\"type\":\"object\",\"objectId\":\"5\"}}," + "{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"6\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"7\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":4,\"lineNumber\":5}}]}}\n"));
    // Resume to finish:
    tester.sendMessage("{\"id\":35,\"method\":\"Debugger.resume\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":35}\n" + "{\"method\":\"Debugger.resumed\"}\n"));
    tester.finish();
}

Example 39 with Source

use of org.graalvm.polyglot.Source in project graal by oracle.

the class SLInspectDebugTest method testNotSuspended.

@Test
public void testNotSuspended() throws Exception {
    tester = InspectorTester.start(false);
    Source source = Source.newBuilder("sl", CODE1, "SLTest.sl").build();
    String slTestURI = ScriptsHandler.getNiceStringFromURI(source.getURI());
    tester.sendMessage("{\"id\":1,\"method\":\"Runtime.enable\"}");
    tester.sendMessage("{\"id\":2,\"method\":\"Debugger.enable\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":1}\n" + "{\"result\":{},\"id\":2}\n"));
    tester.eval(source);
    long id = tester.getContextId();
    // Executed, no suspend
    assertTrue(tester.compareReceivedMessages("{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":0,\"scriptId\":\"0\",\"endColumn\":0,\"startColumn\":0,\"startLine\":0,\"length\":0,\"executionContextId\":" + id + ",\"url\":\"" + SL_BUILTIN_URI + "\",\"hash\":\"ffffffffffffffffffffffffffffffffffffffff\"}}\n" + "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":18,\"scriptId\":\"1\",\"endColumn\":1,\"startColumn\":0,\"startLine\":0,\"length\":245,\"executionContextId\":" + id + ",\"url\":\"" + slTestURI + "\",\"hash\":\"f8058ed0f3c2f0acf3e37e59f953127afdba90e5\"}}\n"));
    // Try to compile a script:
    tester.sendMessage("{\"id\":3,\"method\":\"Runtime.compileScript\",\"params\":{\"expression\":\"app\",\"sourceURL\":\"\",\"persistScript\":false,\"executionContextId\":" + id + "}}");
    assertEquals("{\"result\":{\"exceptionDetails\":{\"text\":\"<Not suspended>\"}},\"id\":3}", tester.getMessages(true).trim());
    // Try to evaluate:
    tester.sendMessage("{\"id\":4,\"method\":\"Runtime.evaluate\",\"params\":{\"expression\":\"app\",\"objectGroup\":\"watch-group\",\"includeCommandLineAPI\":false,\"silent\":true,\"contextId\":" + id + "}}");
    assertEquals("{\"result\":{\"exceptionDetails\":{\"text\":\"<Not suspended>\"}},\"id\":4}", tester.getMessages(true).trim());
    tester.finish();
}

Example 40 with Source

use of org.graalvm.polyglot.Source in project graal by oracle.

the class SLInspectDebugTest method testPossibleBreakpoints.

@Test
public void testPossibleBreakpoints() throws Exception {
    tester = InspectorTester.start(true);
    Source source = Source.newBuilder("sl", CODE4, "SLTest.sl").build();
    tester.sendMessage("{\"id\":1,\"method\":\"Runtime.enable\"}");
    tester.sendMessage("{\"id\":2,\"method\":\"Debugger.enable\"}");
    String srcURL = ScriptsHandler.getNiceStringFromURI(source.getURI());
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":1}\n" + "{\"result\":{},\"id\":2}\n"));
    tester.eval(source);
    long id = tester.getContextId();
    assertTrue(tester.compareReceivedMessages("{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":0,\"scriptId\":\"0\",\"endColumn\":0,\"startColumn\":0,\"startLine\":0,\"length\":0,\"executionContextId\":" + id + ",\"url\":\"" + SL_BUILTIN_URI + "\",\"hash\":\"ffffffffffffffffffffffffffffffffffffffff\"}}\n" + "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"endLine\":13,\"scriptId\":\"1\",\"endColumn\":1,\"startColumn\":0,\"startLine\":0,\"length\":160,\"executionContextId\":" + id + ",\"url\":\"" + srcURL + "\",\"hash\":\"ee148976fc7d6f36fc01da4bff17f9a1fcb5f8ed\"}}\n" + "{\"method\":\"Debugger.paused\",\"params\":{\"reason\":\"other\",\"hitBreakpoints\":[]," + "\"callFrames\":[{\"callFrameId\":\"0\",\"functionName\":\"main\"," + "\"scopeChain\":[{\"name\":\"main\",\"type\":\"local\",\"object\":{\"description\":\"main\",\"type\":\"object\",\"objectId\":\"1\"}}," + "{\"name\":\"global\",\"type\":\"global\",\"object\":{\"description\":\"global\",\"type\":\"object\",\"objectId\":\"2\"}}]," + "\"functionLocation\":{\"scriptId\":\"1\",\"columnNumber\":9,\"lineNumber\":0}," + "\"location\":{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":1}}]}}\n"));
    // Moves from an empty line to a statement location
    tester.sendMessage("{\"id\":3,\"method\":\"Debugger.getPossibleBreakpoints\",\"params\":{\"start\":{\"scriptId\":\"1\",\"lineNumber\":5,\"columnNumber\":0},\"end\":{\"scriptId\":\"1\",\"lineNumber\":5,\"columnNumber\":2},\"restrictToFunction\":false}}");
    assertEquals("{\"result\":{\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":6}]},\"id\":3}", tester.getMessages(true).trim());
    // Provides statement location when only beginning is included
    tester.sendMessage("{\"id\":4,\"method\":\"Debugger.getPossibleBreakpoints\",\"params\":{\"start\":{\"scriptId\":\"1\",\"lineNumber\":8,\"columnNumber\":0},\"end\":{\"scriptId\":\"1\",\"lineNumber\":8,\"columnNumber\":5},\"restrictToFunction\":false}}");
    assertEquals("{\"result\":{\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":8}]},\"id\":4}", tester.getMessages(true).trim());
    // Provides statement location when only end is included
    tester.sendMessage("{\"id\":5,\"method\":\"Debugger.getPossibleBreakpoints\",\"params\":{\"start\":{\"scriptId\":\"1\",\"lineNumber\":9,\"columnNumber\":0},\"end\":{\"scriptId\":\"1\",\"lineNumber\":9,\"columnNumber\":10},\"restrictToFunction\":false}}");
    assertEquals("{\"result\":{\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":8}]},\"id\":5}", tester.getMessages(true).trim());
    // Provides all statement locations on a line
    tester.sendMessage("{\"id\":6,\"method\":\"Debugger.getPossibleBreakpoints\",\"params\":{\"start\":{\"scriptId\":\"1\",\"lineNumber\":11,\"columnNumber\":0},\"end\":{\"scriptId\":\"1\",\"lineNumber\":11,\"columnNumber\":37},\"restrictToFunction\":false}}");
    assertEquals("{\"result\":{\"locations\":[{\"scriptId\":\"1\",\"columnNumber\":2,\"lineNumber\":11},{\"scriptId\":\"1\",\"columnNumber\":13,\"lineNumber\":11},{\"scriptId\":\"1\",\"columnNumber\":24,\"lineNumber\":11}]},\"id\":6}", tester.getMessages(true).trim());
    // Resume to finish:
    tester.sendMessage("{\"id\":20,\"method\":\"Debugger.resume\"}");
    assertTrue(tester.compareReceivedMessages("{\"result\":{},\"id\":20}\n" + "{\"method\":\"Debugger.resumed\"}\n"));
    tester.finish();
}