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 * The Universal Permissive License (UPL), Version 1.0
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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
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package com.oracle.truffle.js.test.instrumentation.sourcesections;

import org.junit.Test;

public class ExpressionTest extends SourceSectionInstrumentationTest {

    @Test
    public void basicVarExpressions() {
        evalExpressions("a = 3; b = 2; a + b;");
        assertSourceSections(new String[]{
                        "3",
                        "a = 3",
                        "2",
                        "b = 2",
                        "a",
                        "b",
                        "a + b",
        });
    }

    @Test
    public void callExpression() {
        evalExpressions("String('bla');");

        assertSourceSections(new String[]{
                        "String",
                        "'bla'",
                        "String('bla')",
        });
    }

    @Test
    public void newExpression() {
        evalExpressions("new String('bla');");

        assertSourceSections(new String[]{
                        "String",
                        "'bla'",
                        "new String('bla')",
        });
    }

    @Test
    public void callExpressionComment() {
        evalExpressions("String('bla'); // this is a comment");

        assertSourceSections(new String[]{
                        "String",
                        "'bla'",
                        "String('bla')",
        });
    }

    @Test
    public void callExpressionNewLine() {
        evalExpressions("String('bla'   )   " + '\n' +
                        ", 42;");

        assertSourceSections(new String[]{
                        "String",
                        "'bla'",
                        "String('bla'   )",
                        "42",
                        "String('bla'   )   " + '\n' + ", 42"
        });
    }

    @Test
    public void callExpressionCommentNewLine() {
        evalExpressions("String('bla'    )   // this is a comment   " + '\n' +
                        ", 42;");

        assertSourceSections(new String[]{
                        "String",
                        "'bla'",
                        "String('bla'    )",
                        "42",
                        "String('bla'    )   // this is a comment   " + '\n' + ", 42"
        });
    }

    @Test
    public void strLitCallExpression() {
        evalExpressions("'bar'.replace(/bar/, 'baz');");

        assertSourceSections(new String[]{
                        "'bar'",
                        "'bar'.replace",
                        "/bar/",
                        "'baz'",
                        "'bar'.replace(/bar/, 'baz')",
        });
    }

    @Test
    public void chainedCallExpressions() {
        evalExpressions("'foobar'.replace(/bar/, 'baz').replace(/foo/, 'boo');");

        assertSourceSections(new String[]{
                        "'foobar'",
                        "'foobar'.replace",
                        "/bar/",
                        "'baz'",
                        "'foobar'.replace(/bar/, 'baz')",
                        "'foobar'.replace(/bar/, 'baz').replace",
                        "/foo/",
                        "'boo'",
                        "'foobar'.replace(/bar/, 'baz').replace(/foo/, 'boo')",
        });
    }

    @Test
    public void expressionsApplyCall() {
        evalExpressions("function foo(a) {" +
                        "    return a;" +
                        "};" +
                        "function bar() {" +
                        "    return foo.apply(undefined, arguments);" +
                        "};" +
                        "console.log(bar(1));");
        assertSourceSections(new String[]{
                        "console",
                        "console.log",
                        "bar",
                        "1",
                        "foo",
                        "foo.apply",
                        "undefined",
                        "arguments",
                        "a",
                        "foo.apply(undefined, arguments)",
                        "bar(1)",
                        "console.log(bar(1))",
        });
    }
}