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 * The Universal Permissive License (UPL), Version 1.0
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package com.oracle.graal.python.test.parser;

import org.junit.Test;

public class FStringTests extends ParserTestBase {

    public FStringTests() {
        printFormatStringLiteralValues = true;
    }

    @Test
    public void twoStrings01() throws Exception {
        checkTreeResult("'123'  '456'");
    }

    @Test
    public void twoStrings02() throws Exception {
        checkTreeResult("f'123'  '456'");
    }

    @Test
    public void twoStrings03() throws Exception {
        checkTreeResult("'123'  f'456'");
    }

    @Test
    public void twoStrings04() throws Exception {
        checkTreeResult("f'123'  f'456'");
    }

    @Test
    public void funcDoc01() throws Exception {
        checkTreeResult("def fn(): '1234' f'567'; pass");
    }

    @Test
    public void funcDoc02() throws Exception {
        checkTreeResult("def fn(): '1234' '567'; pass");
    }

    @Test
    public void funcDoc03() throws Exception {
        checkTreeResult("def fn(): f'1234'; pass");
    }

    @Test
    public void funcDoc04() throws Exception {
        checkTreeResult("def fn(): '123' f'456' '789'; pass");
    }

    @Test
    public void topLevelParser01() throws Exception {
        checkTreeResult(
                        "name = 'Pepa'\n" +
                                        "print(f\"hello {name}\")");
    }

    @Test
    public void topLevelParser02() throws Exception {
        checkTreeResult(
                        "''.join(f'{name}' for name in ['Pepa', 'Pavel'])");
    }

    @Test
    public void moreValues01() throws Exception {
        checkTreeResult("'123' '456' f'789' '0'");
    }

    @Test
    public void moreValues02() throws Exception {
        checkTreeResult("'1' '2' '3' f'4' f'5' '6' '7' f'8' '9' '0'");
    }

    @Test
    public void specifier01() throws Exception {
        checkTreeResult("f'result is:{result:1.2}'");
    }

    @Test
    public void specifier02() throws Exception {
        checkTreeResult("f'result is:{result:{width}.2}'");
    }

    @Test
    public void specifier03() throws Exception {
        checkTreeResult("f'result is:{result:{width}.{precision}}'");
    }

    @Test
    public void specifier04() throws Exception {
        checkTreeResult("f'result is:{result:{width}.{precision}} and this is true'");
    }

    @Test
    public void unicode01() throws Exception {
        checkTreeResult("f'𝔘𝔫𝔦𝔠𝔬𝔡𝔢 result is:{result:{width}.{precision}} and this is true'");
    }

    @Test
    public void unicode02() throws Exception {
        checkTreeResult("def test():\n" +
                        "  # assert a == '𝒜' and b == '𝒞' and c == '𝒵'\n" +
                        "  f'𝔘𝔫𝔦𝔠𝔬𝔡𝔢 result is:{result:{width}.{precision}} and this is true'");
    }

    @Test
    public void unicode03() throws Exception {
        checkTreeResult("def test():\n" +
                        "  # assert a == '𝒜' and b == '𝒞' and c == '𝒵'\n" +
                        "  assert a == '𝒜' and b == '𝒞' and c == '𝒵'\n" +
                        "  f'𝔘𝔫𝔦𝔠𝔬𝔡𝔢 result is:{result:{width}.{precision}} and this is true'");
    }

}
