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exercism fetch csharp flatten-array

FlattenArrayTest.cs

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// This file was auto-generated based on version 1.1.0 of the canonical data.

using Xunit;

public class FlattenArrayTest
{
    [Fact]
    public void No_nesting()
    {
        var input = new[] { 0, 1, 2 };
        var expected = new[] { 0, 1, 2 };
        Assert.Equal(expected, FlattenArray.Flatten(input));
    }

    [Fact(Skip = "Remove to run test")]
    public void Flattens_array_with_just_integers_present()
    {
        var input = new object[] {
          1,
          new object[] {
            2,
            3,
            4,
            5,
            6,
            7
          },
          8
        };
        var expected = new[] { 1, 2, 3, 4, 5, 6, 7, 8 };
        Assert.Equal(expected, FlattenArray.Flatten(input));
    }

    [Fact(Skip = "Remove to run test")]
    public void Number_5_level_nesting()
    {
        var input = new object[] {
          0,
          2,
          new object[] {
            new object[] {
              2,
              3
            },
            8,
            100,
            4,
            new object[] {
              new object[] {
                new object[] {
                  50
                }
              }
            }
          },
          -2
        };
        var expected = new[] { 0, 2, 2, 3, 8, 100, 4, 50, -2 };
        Assert.Equal(expected, FlattenArray.Flatten(input));
    }

    [Fact(Skip = "Remove to run test")]
    public void Number_6_level_nesting()
    {
        var input = new object[] {
          1,
          new object[] {
            2,
            new object[] {
              new object[] {
                3
              }
            },
            new object[] {
              4,
              new object[] {
                new object[] {
                  5
                }
              }
            },
            6,
            7
          },
          8
        };
        var expected = new[] { 1, 2, 3, 4, 5, 6, 7, 8 };
        Assert.Equal(expected, FlattenArray.Flatten(input));
    }

    [Fact(Skip = "Remove to run test")]
    public void Number_6_level_nest_list_with_null_values()
    {
        var input = new object[] {
          0,
          2,
          new object[] {
            new object[] {
              2,
              3
            },
            8,
            new object[] {
              new object[] {
                100
              }
            },
            null,
            new object[] {
              new object[] {
                null
              }
            }
          },
          -2
        };
        var expected = new[] { 0, 2, 2, 3, 8, 100, -2 };
        Assert.Equal(expected, FlattenArray.Flatten(input));
    }

    [Fact(Skip = "Remove to run test")]
    public void All_values_in_nested_list_are_null()
    {
        var input = new object[] {
          null,
          new object[] {
            new object[] {
              new object[] {
                null
              }
            }
          },
          null,
          null,
          new object[] {
            new object[] {
              null,
              null
            },
            null
          },
          null
        };
        Assert.Empty(FlattenArray.Flatten(input));
    }
}