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      module test.operations.containOnly;

import fluentasserts.core.expect;
import fluent.asserts;

import trial.discovery.spec;

import std.string;
import std.conv;
import std.meta;
import std.algorithm;
import std.range;

alias s = Spec!({
  alias StringTypes = AliasSeq!(string, wstring, dstring);

  static foreach(Type; StringTypes) {
    describe("using a range of " ~ Type.stringof, {
      Type[] testValues;
      Type[] testValuesWithOtherOrder;
      Type[] otherTestValues;

      before({
        testValues = [ "40".to!Type, "41".to!Type, "42".to!Type ];
        testValuesWithOtherOrder = [ "42".to!Type, "41".to!Type, "40".to!Type ];
        otherTestValues = [ "50".to!Type, "51".to!Type ];
      });

      it("should find all items in the expected list", {
        expect(testValues).to.containOnly(testValuesWithOtherOrder);
      });

      it("should not fail on checking if the list contains only a substring", {
        expect(testValues).not.to.containOnly(testValues[0..2]);
      });

      it("should find all duplicated items", {
        expect(testValues ~ testValues).to.containOnly(testValuesWithOtherOrder ~ testValuesWithOtherOrder);
      });

      it("should not fail on checking if the list contains only a substring of unique values", {
        expect(testValues ~ testValues).not.to.containOnly(testValues);
      });

      it("should throw a detailed error when the array does not contain only the provided values", {
        auto msg = ({
          expect(testValues).to.containOnly(testValues[0..2]);
        }).should.throwException!TestException.msg;

        msg.split('\n')[0].should.equal(testValues.to!string ~ " should contain only " ~ testValues[0..2].to!string ~ ".");
        msg.split('\n')[2].strip.should.equal("Actual:" ~ testValues.to!string);
        msg.split('\n')[4].strip.should.equal("Missing:" ~ testValues[$-1..$].to!string);
      });

      it("should throw a detailed error when the list shoul not contain some values", {
        auto msg = ({
          expect(testValues).to.not.containOnly(testValuesWithOtherOrder);
        }).should.throwException!TestException.msg;

        msg.split('\n')[0].should.equal(testValues.to!string ~ " should not contain only " ~ testValuesWithOtherOrder.to!string ~ ".");
        msg.split('\n')[2].strip.should.equal("Expected:to not contain " ~ testValuesWithOtherOrder.to!string);
        msg.split('\n')[3].strip.should.equal("Actual:" ~ testValues.to!string);
      });
    });
  }

  alias NumericTypes = AliasSeq!(byte, ubyte, short, ushort, int, uint, long, ulong, float, double, real, ifloat, idouble, ireal, cfloat, cdouble, creal);
  static foreach(Type; NumericTypes) {
    describe("using a range of " ~ Type.stringof, {
      Type[] testValues;
      Type[] testValuesWithOtherOrder;
      Type[] otherTestValues;

      static if(is(ifloat == Type) || is(idouble == Type) || is(ireal == Type)) {
        before({
          testValues = [ 40i, 41i, 42i];
          testValuesWithOtherOrder = [ 42i, 41i, 40i];
          otherTestValues = [ 50i, 51i ];
        });
      } else {
        before({
          testValues = [ cast(Type) 40, cast(Type) 41, cast(Type) 42 ];
          testValuesWithOtherOrder = [ cast(Type) 42, cast(Type) 41, cast(Type) 40 ];
          otherTestValues = [ cast(Type) 50, cast(Type) 51 ];
        });
      }

      it("should find all items in the expected list", {
        expect(testValues).to.containOnly(testValuesWithOtherOrder);
      });

      it("should not fail on checking if the list contains only a substring", {
        expect(testValues).not.to.containOnly(testValues[0..2]);
      });

      it("should find all duplicated items", {
        expect(testValues ~ testValues).to.containOnly(testValuesWithOtherOrder ~ testValuesWithOtherOrder);
      });

      it("should not fail on checking if the list contains only a substring of unique values", {
        expect(testValues ~ testValues).not.to.containOnly(testValues);
      });

      it("should throw a detailed error when the array does not contain only the provided values", {
        auto msg = ({
          expect(testValues).to.containOnly(testValues[0..2]);
        }).should.throwException!TestException.msg;

        msg.split('\n')[0].should.equal(testValues.to!string ~ " should contain only " ~ testValues[0..2].to!string ~ ".");
        msg.split('\n')[2].strip.should.equal("Actual:" ~ testValues.to!string);
        msg.split('\n')[4].strip.should.equal("Missing:" ~ testValues[$-1..$].to!string);
      });

      it("should throw a detailed error when the list shoul not contain some values", {
        auto msg = ({
          expect(testValues).to.not.containOnly(testValuesWithOtherOrder);
        }).should.throwException!TestException.msg;

        msg.split('\n')[0].should.equal(testValues.to!string ~ " should not contain only " ~ testValuesWithOtherOrder.to!string ~ ".");
        msg.split('\n')[2].strip.should.equal("Expected:to not contain " ~ testValuesWithOtherOrder.to!string);
        msg.split('\n')[3].strip.should.equal("Actual:" ~ testValues.to!string);
      });
    });
  }
});