| 1 | using System.Text.Json; |
| 2 | using CascadeIDE.Services; |
| 3 | using Xunit; |
| 4 | |
| 5 | namespace CascadeIDE.Tests; |
| 6 | |
| 7 | public sealed class McpCommandJsonArgsTests |
| 8 | { |
| 9 | [Fact] |
| 10 | public void String_NullArgs_ReturnsNull() |
| 11 | { |
| 12 | Assert.Null(McpCommandJsonArgs.String(null, "k")); |
| 13 | } |
| 14 | |
| 15 | [Fact] |
| 16 | public void String_MissingKey_ReturnsNull() |
| 17 | { |
| 18 | var args = Args(("other", JsonSerializer.SerializeToElement("x"))); |
| 19 | Assert.Null(McpCommandJsonArgs.String(args, "k")); |
| 20 | } |
| 21 | |
| 22 | [Fact] |
| 23 | public void String_Present_ReturnsValue() |
| 24 | { |
| 25 | var args = Args(("k", JsonSerializer.SerializeToElement("hello"))); |
| 26 | Assert.Equal("hello", McpCommandJsonArgs.String(args, "k")); |
| 27 | } |
| 28 | |
| 29 | [Fact] |
| 30 | public void Int_MissingOrInvalid_UsesDefault() |
| 31 | { |
| 32 | Assert.Equal(0, McpCommandJsonArgs.Int(null, "n")); |
| 33 | var args = Args(("n", JsonSerializer.SerializeToElement("not int"))); |
| 34 | Assert.Equal(7, McpCommandJsonArgs.Int(args, "n", 7)); |
| 35 | } |
| 36 | |
| 37 | [Fact] |
| 38 | public void Int_Present_ReturnsValue() |
| 39 | { |
| 40 | var args = Args(("n", JsonSerializer.SerializeToElement(42))); |
| 41 | Assert.Equal(42, McpCommandJsonArgs.Int(args, "n", 0)); |
| 42 | } |
| 43 | |
| 44 | [Fact] |
| 45 | public void Bool_NonBoolean_UsesDefault() |
| 46 | { |
| 47 | var args = Args(("b", JsonSerializer.SerializeToElement("x"))); |
| 48 | Assert.False(McpCommandJsonArgs.Bool(args, "b", false)); |
| 49 | Assert.True(McpCommandJsonArgs.Bool(args, "b", true)); |
| 50 | } |
| 51 | |
| 52 | [Fact] |
| 53 | public void Bool_Present_ReturnsValue() |
| 54 | { |
| 55 | var t = Args(("b", JsonSerializer.SerializeToElement(true))); |
| 56 | var f = Args(("b", JsonSerializer.SerializeToElement(false))); |
| 57 | Assert.True(McpCommandJsonArgs.Bool(t, "b")); |
| 58 | Assert.False(McpCommandJsonArgs.Bool(f, "b")); |
| 59 | } |
| 60 | |
| 61 | [Fact] |
| 62 | public void StringList_NullOrNotArray_ReturnsNull() |
| 63 | { |
| 64 | Assert.Null(McpCommandJsonArgs.StringList(null, "a")); |
| 65 | var args = Args(("a", JsonSerializer.SerializeToElement("s"))); |
| 66 | Assert.Null(McpCommandJsonArgs.StringList(args, "a")); |
| 67 | } |
| 68 | |
| 69 | [Fact] |
| 70 | public void StringList_FiltersWhitespaceAndEmpty() |
| 71 | { |
| 72 | var args = Args(("a", JsonSerializer.SerializeToElement(new[] { "a", "", " ", "b" }))); |
| 73 | var list = McpCommandJsonArgs.StringList(args, "a"); |
| 74 | Assert.NotNull(list); |
| 75 | Assert.Equal(new[] { "a", "b" }, list); |
| 76 | } |
| 77 | |
| 78 | private static Dictionary<string, JsonElement> Args(params (string key, JsonElement el)[] pairs) |
| 79 | { |
| 80 | var d = new Dictionary<string, JsonElement>(StringComparer.Ordinal); |
| 81 | foreach (var (key, el) in pairs) |
| 82 | d[key] = el; |
| 83 | return d; |
| 84 | } |
| 85 | } |
| 86 | |