Examples of org.jboss.seam.core.Interpolator.interpolate()

org.jboss.seam.core.Interpolator.interpolate()
Replace all EL expressions in the form #{...} with their evaluated values. @param string a template @return the interpolated string

        Assert.assertEquals(interpolator.interpolate("###0",2), "##2");
        
        // test a value expression in the mix
        Contexts.getEventContext().set("contextVariable", "value");
        Assert.assertEquals(interpolator.interpolate("#{contextVariable}"), "value");
        Assert.assertEquals(interpolator.interpolate("#0 #{contextVariable} #1", "a", "z"), "a value z");
        Assert.assertEquals(interpolator.interpolate("#0 ##{contextVariable} #1", "a", "z"), "a #value z");
        
        Date date = new Date(0);
                
        Assert.assertEquals(interpolator.interpolate("{0,date,short}", date), DateFormat.getDateInstance(DateFormat.SHORT).format(date));

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        // test a value expression in the mix
        Contexts.getEventContext().set("contextVariable", "value");
        Assert.assertEquals(interpolator.interpolate("#{contextVariable}"), "value");
        Assert.assertEquals(interpolator.interpolate("#0 #{contextVariable} #1", "a", "z"), "a value z");
        Assert.assertEquals(interpolator.interpolate("#0 ##{contextVariable} #1", "a", "z"), "a #value z");
        
        Date date = new Date(0);
                
        Assert.assertEquals(interpolator.interpolate("{0,date,short}", date), DateFormat.getDateInstance(DateFormat.SHORT).format(date));

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        Assert.assertEquals(interpolator.interpolate("#0 #{contextVariable} #1", "a", "z"), "a value z");
        Assert.assertEquals(interpolator.interpolate("#0 ##{contextVariable} #1", "a", "z"), "a #value z");
        
        Date date = new Date(0);
                
        Assert.assertEquals(interpolator.interpolate("{0,date,short}", date), DateFormat.getDateInstance(DateFormat.SHORT).format(date)); 
        
        // test that a messageformat error doesn't blow up
        Assert.assertEquals(interpolator.interpolate("{nosuchmessage}"), "{nosuchmessage}");
        
        try

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        Date date = new Date(0);
                
        Assert.assertEquals(interpolator.interpolate("{0,date,short}", date), DateFormat.getDateInstance(DateFormat.SHORT).format(date)); 
        
        // test that a messageformat error doesn't blow up
        Assert.assertEquals(interpolator.interpolate("{nosuchmessage}"), "{nosuchmessage}");
        
        try
        {
            interpolator.interpolate("hello #{", (Object) null);
            Assert.fail("interpolator not raised an exception");

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        // test that a messageformat error doesn't blow up
        Assert.assertEquals(interpolator.interpolate("{nosuchmessage}"), "{nosuchmessage}");
        
        try
        {
            interpolator.interpolate("hello #{", (Object) null);
            Assert.fail("interpolator not raised an exception");
        } catch (Throwable t)
        {
            
        }

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    @Test
    public void testInterpolation() 
    {
        Interpolator interpolator = Interpolator.instance();


        Assert.assertEquals("3 5 7", interpolator.interpolate("#0 #1 #2", 3, 5, 7));
        Assert.assertEquals("3 5 7", interpolator.interpolate("{0} {1} {2}", 3, 5, 7));


        // this tests that the result of an expression evaluation is not evaluated again
        Assert.assertEquals("{0}", interpolator.interpolate("{1}", "bad", "{0}"));

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    public void testInterpolation() 
    {
        Interpolator interpolator = Interpolator.instance();


        Assert.assertEquals("3 5 7", interpolator.interpolate("#0 #1 #2", 3, 5, 7));
        Assert.assertEquals("3 5 7", interpolator.interpolate("{0} {1} {2}", 3, 5, 7));


        // this tests that the result of an expression evaluation is not evaluated again
        Assert.assertEquals("{0}", interpolator.interpolate("{1}", "bad", "{0}"));
        
        // this tests that embedded {} expressions are parsed correctly.

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        Assert.assertEquals("3 5 7", interpolator.interpolate("#0 #1 #2", 3, 5, 7));
        Assert.assertEquals("3 5 7", interpolator.interpolate("{0} {1} {2}", 3, 5, 7));


        // this tests that the result of an expression evaluation is not evaluated again
        Assert.assertEquals("{0}", interpolator.interpolate("{1}", "bad", "{0}"));
        
        // this tests that embedded {} expressions are parsed correctly.
        Assert.assertEquals("There are no files.", interpolator.interpolate(CHOICE_EXPR, 0));
        Assert.assertEquals("There is one file.", interpolator.interpolate(CHOICE_EXPR, 1));
        Assert.assertEquals("There are 2 files.", interpolator.interpolate(CHOICE_EXPR, 2));

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        // this tests that the result of an expression evaluation is not evaluated again
        Assert.assertEquals("{0}", interpolator.interpolate("{1}", "bad", "{0}"));
        
        // this tests that embedded {} expressions are parsed correctly.
        Assert.assertEquals("There are no files.", interpolator.interpolate(CHOICE_EXPR, 0));
        Assert.assertEquals("There is one file.", interpolator.interpolate(CHOICE_EXPR, 1));
        Assert.assertEquals("There are 2 files.", interpolator.interpolate(CHOICE_EXPR, 2));
        
        Date date = new Date(0);

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        // this tests that the result of an expression evaluation is not evaluated again
        Assert.assertEquals("{0}", interpolator.interpolate("{1}", "bad", "{0}"));
        
        // this tests that embedded {} expressions are parsed correctly.
        Assert.assertEquals("There are no files.", interpolator.interpolate(CHOICE_EXPR, 0));
        Assert.assertEquals("There is one file.", interpolator.interpolate(CHOICE_EXPR, 1));
        Assert.assertEquals("There are 2 files.", interpolator.interpolate(CHOICE_EXPR, 2));
        
        Date date = new Date(0);
                
        Assert.assertEquals(DateFormat.getDateInstance(DateFormat.SHORT).format(date), interpolator.interpolate("{0,date,short}", date));

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