From 31bb66a19df26409c9d47afcf37919c9a065516a Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Sun, 29 Sep 2019 16:03:47 +0200
Subject: Update to ruby/mspec@8106083

---
 spec/mspec/spec/matchers/base_spec.rb | 215 +++++++++++++++++-----------------
 1 file changed, 109 insertions(+), 106 deletions(-)

(limited to 'spec/mspec/spec/matchers/base_spec.rb')

diff --git a/spec/mspec/spec/matchers/base_spec.rb b/spec/mspec/spec/matchers/base_spec.rb
index cc13c29d1d..4694d754f7 100644
--- a/spec/mspec/spec/matchers/base_spec.rb
+++ b/spec/mspec/spec/matchers/base_spec.rb
@@ -4,222 +4,225 @@ require 'mspec/matchers'
 require 'time'
 
 describe SpecPositiveOperatorMatcher, "== operator" do
-  it "raises an SpecExpectationNotMetError when expected == actual returns false" do
+  it "provides a failure message that 'Expected x to equal y'" do
     lambda {
       SpecPositiveOperatorMatcher.new(1) == 2
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 1 == 2\nto be truthy but was false")
   end
 
-  it "provides a failure message that 'Expected x to equal y'" do
-    SpecExpectation.should_receive(:fail_with).with("Expected 1\n", "to equal 2\n")
-    SpecPositiveOperatorMatcher.new(1) == 2
-  end
-
-  it "does not raise an exception when expected == actual returns true" do
+  it "does not raise an exception when == returns true" do
     SpecPositiveOperatorMatcher.new(1) == 1
   end
 end
 
 describe SpecPositiveOperatorMatcher, "=~ operator" do
-  it "raises an SpecExpectationNotMetError when expected =~ actual returns false" do
+  it "provides a failure message that 'Expected \"x\" to match y'" do
     lambda {
       SpecPositiveOperatorMatcher.new('real') =~ /fake/
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"real\" =~ /fake/\nto be truthy but was nil")
   end
 
-  it "provides a failure message that 'Expected \"x\" to match y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected \"real\"\n", "to match /fake/\n")
-    SpecPositiveOperatorMatcher.new('real') =~ /fake/
-  end
-
-  it "does not raise an exception when expected =~ actual returns true" do
+  it "does not raise an exception when =~ returns true" do
     SpecPositiveOperatorMatcher.new('real') =~ /real/
   end
 end
 
 describe SpecPositiveOperatorMatcher, "> operator" do
-  it "raises an SpecExpectationNotMetError when expected > actual returns false" do
+  it "provides a failure message that 'Expected x to be greater than y'" do
     lambda {
       SpecPositiveOperatorMatcher.new(4) > 5
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 4 > 5\nto be truthy but was false")
   end
 
-  it "provides a failure message that 'Expected x to be greater than y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 4\n", "to be greater than 5\n")
-    SpecPositiveOperatorMatcher.new(4) > 5
-  end
-
-  it "does not raise an exception when expected > actual returns true" do
+  it "does not raise an exception when > returns true" do
     SpecPositiveOperatorMatcher.new(5) > 4
   end
 end
 
 describe SpecPositiveOperatorMatcher, ">= operator" do
-  it "raises an SpecExpectationNotMetError when expected >= actual returns false" do
+  it "provides a failure message that 'Expected x to be greater than or equal to y'" do
     lambda {
       SpecPositiveOperatorMatcher.new(4) >= 5
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 4 >= 5\nto be truthy but was false")
   end
 
-  it "provides a failure message that 'Expected x to be greater than or equal to y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 4\n", "to be greater than or equal to 5\n")
-    SpecPositiveOperatorMatcher.new(4) >= 5
-  end
-
-  it "does not raise an exception when expected > actual returns true" do
+  it "does not raise an exception when > returns true" do
     SpecPositiveOperatorMatcher.new(5) >= 4
     SpecPositiveOperatorMatcher.new(5) >= 5
   end
 end
 
 describe SpecPositiveOperatorMatcher, "< operater" do
-  it "raises an SpecExpectationNotMetError when expected < actual returns false" do
+  it "provides a failure message that 'Expected x to be less than y'" do
     lambda {
       SpecPositiveOperatorMatcher.new(5) < 4
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 < 4\nto be truthy but was false")
   end
 
-  it "provides a failure message that 'Expected x to be less than y'" do
-    SpecExpectation.should_receive(:fail_with).with("Expected 5\n", "to be less than 4\n")
-    SpecPositiveOperatorMatcher.new(5) < 4
-  end
-
-  it "does not raise an exception when expected < actual returns true" do
+  it "does not raise an exception when < returns true" do
     SpecPositiveOperatorMatcher.new(4) < 5
   end
 end
 
 describe SpecPositiveOperatorMatcher, "<= operater" do
-  it "raises an SpecExpectationNotMetError when expected < actual returns false" do
+  it "provides a failure message that 'Expected x to be less than or equal to y'" do
     lambda {
       SpecPositiveOperatorMatcher.new(5) <= 4
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 <= 4\nto be truthy but was false")
   end
 
-  it "provides a failure message that 'Expected x to be less than or equal to y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 5\n", "to be less than or equal to 4\n")
-    SpecPositiveOperatorMatcher.new(5) <= 4
-  end
-
-  it "does not raise an exception when expected < actual returns true" do
+  it "does not raise an exception when < returns true" do
     SpecPositiveOperatorMatcher.new(4) <= 5
     SpecPositiveOperatorMatcher.new(4) <= 4
   end
 end
 
-describe SpecNegativeOperatorMatcher, "== operator" do
-  it "raises an SpecExpectationNotMetError when expected == actual returns true" do
+describe SpecPositiveOperatorMatcher, "arbitrary predicates" do
+  it "do not raise an exception when the predicate is truthy" do
+    SpecPositiveOperatorMatcher.new(2).eql?(2)
+    SpecPositiveOperatorMatcher.new(2).equal?(2)
+    SpecPositiveOperatorMatcher.new([1, 2, 3]).include?(2)
+    SpecPositiveOperatorMatcher.new("abc").start_with?("ab")
+    SpecPositiveOperatorMatcher.new("abc").start_with?("d", "a")
+    SpecPositiveOperatorMatcher.new(3).odd?
+    SpecPositiveOperatorMatcher.new([1, 2]).any? { |e| e.even? }
+  end
+
+  it "provide a failure message when the predicate returns a falsy value" do
     lambda {
-      SpecNegativeOperatorMatcher.new(1) == 1
-    }.should raise_error(SpecExpectationNotMetError)
+      SpecPositiveOperatorMatcher.new(2).eql?(3)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 2.eql? 3\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new(2).equal?(3)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 2.equal? 3\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new([1, 2, 3]).include?(4)
+    }.should raise_error(SpecExpectationNotMetError, "Expected [1, 2, 3].include? 4\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new("abc").start_with?("de")
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"abc\".start_with? \"de\"\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new("abc").start_with?("d", "e")
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"abc\".start_with? \"d\", \"e\"\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new(2).odd?
+    }.should raise_error(SpecExpectationNotMetError, "Expected 2.odd?\nto be truthy but was false")
+    lambda {
+      SpecPositiveOperatorMatcher.new([1, 3]).any? { |e| e.even? }
+    }.should raise_error(SpecExpectationNotMetError, "Expected [1, 3].any? { ... }\nto be truthy but was false")
+  end
+end
+
+describe SpecNegativeOperatorMatcher, "arbitrary predicates" do
+  it "do not raise an exception when the predicate returns a falsy value" do
+    SpecNegativeOperatorMatcher.new(2).eql?(3)
+    SpecNegativeOperatorMatcher.new(2).equal?(3)
+    SpecNegativeOperatorMatcher.new([1, 2, 3]).include?(4)
+    SpecNegativeOperatorMatcher.new("abc").start_with?("de")
+    SpecNegativeOperatorMatcher.new("abc").start_with?("d", "e")
+    SpecNegativeOperatorMatcher.new(2).odd?
+    SpecNegativeOperatorMatcher.new([1, 3]).any? { |e| e.even? }
+  end
+
+  it "provide a failure message when the predicate returns a truthy value" do
+    lambda {
+      SpecNegativeOperatorMatcher.new(2).eql?(2)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 2.eql? 2\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new(2).equal?(2)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 2.equal? 2\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new([1, 2, 3]).include?(2)
+    }.should raise_error(SpecExpectationNotMetError, "Expected [1, 2, 3].include? 2\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new("abc").start_with?("ab")
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"abc\".start_with? \"ab\"\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new("abc").start_with?("d", "a")
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"abc\".start_with? \"d\", \"a\"\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new(3).odd?
+    }.should raise_error(SpecExpectationNotMetError, "Expected 3.odd?\nto be falsy but was true")
+    lambda {
+      SpecNegativeOperatorMatcher.new([1, 2]).any? { |e| e.even? }
+    }.should raise_error(SpecExpectationNotMetError, "Expected [1, 2].any? { ... }\nto be falsy but was true")
   end
+end
 
+describe SpecNegativeOperatorMatcher, "== operator" do
   it "provides a failure message that 'Expected x not to equal y'" do
-    SpecExpectation.should_receive(:fail_with).with("Expected 1\n", "not to equal 1\n")
-    SpecNegativeOperatorMatcher.new(1) == 1
+    lambda {
+      SpecNegativeOperatorMatcher.new(1) == 1
+    }.should raise_error(SpecExpectationNotMetError, "Expected 1 == 1\nto be falsy but was true")
   end
 
-  it "does not raise an exception when expected == actual returns false" do
+  it "does not raise an exception when == returns false" do
     SpecNegativeOperatorMatcher.new(1) == 2
   end
 end
 
 describe SpecNegativeOperatorMatcher, "=~ operator" do
-  it "raises an SpecExpectationNotMetError when expected =~ actual returns true" do
+  it "provides a failure message that 'Expected \"x\" not to match /y/'" do
     lambda {
       SpecNegativeOperatorMatcher.new('real') =~ /real/
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected \"real\" =~ /real/\nto be falsy but was 0")
   end
 
-  it "provides a failure message that 'Expected \"x\" not to match /y/'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected \"real\"\n", "not to match /real/\n")
-    SpecNegativeOperatorMatcher.new('real') =~ /real/
-  end
-
-  it "does not raise an exception when expected =~ actual returns false" do
+  it "does not raise an exception when =~ returns false" do
     SpecNegativeOperatorMatcher.new('real') =~ /fake/
   end
 end
 
 describe SpecNegativeOperatorMatcher, "< operator" do
-  it "raises an SpecExpectationNotMetError when expected < actual returns true" do
+  it "provides a failure message that 'Expected x not to be less than y'" do
     lambda {
       SpecNegativeOperatorMatcher.new(4) < 5
-    }.should raise_error(SpecExpectationNotMetError)
-  end
-
-  it "provides a failure message that 'Expected x not to be less than y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 4\n", "not to be less than 5\n")
-    SpecNegativeOperatorMatcher.new(4) < 5
+    }.should raise_error(SpecExpectationNotMetError, "Expected 4 < 5\nto be falsy but was true")
   end
 
-  it "does not raise an exception when expected < actual returns false" do
+  it "does not raise an exception when < returns false" do
     SpecNegativeOperatorMatcher.new(5) < 4
   end
 end
 
 describe SpecNegativeOperatorMatcher, "<= operator" do
-  it "raises an SpecExpectationNotMetError when expected <= actual returns true" do
+  it "provides a failure message that 'Expected x not to be less than or equal to y'" do
     lambda {
       SpecNegativeOperatorMatcher.new(4) <= 5
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 4 <= 5\nto be falsy but was true")
     lambda {
       SpecNegativeOperatorMatcher.new(5) <= 5
-    }.should raise_error(SpecExpectationNotMetError)
-  end
-
-  it "provides a failure message that 'Expected x not to be less than or equal to y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 4\n", "not to be less than or equal to 5\n")
-    SpecNegativeOperatorMatcher.new(4) <= 5
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 <= 5\nto be falsy but was true")
   end
 
-  it "does not raise an exception when expected <= actual returns false" do
+  it "does not raise an exception when <= returns false" do
     SpecNegativeOperatorMatcher.new(5) <= 4
   end
 end
 
 describe SpecNegativeOperatorMatcher, "> operator" do
-  it "raises an SpecExpectationNotMetError when expected > actual returns true" do
+  it "provides a failure message that 'Expected x not to be greater than y'" do
     lambda {
       SpecNegativeOperatorMatcher.new(5) > 4
-    }.should raise_error(SpecExpectationNotMetError)
-  end
-
-  it "provides a failure message that 'Expected x not to be greater than y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 5\n", "not to be greater than 4\n")
-    SpecNegativeOperatorMatcher.new(5) > 4
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 > 4\nto be falsy but was true")
   end
 
-  it "does not raise an exception when expected > actual returns false" do
+  it "does not raise an exception when > returns false" do
     SpecNegativeOperatorMatcher.new(4) > 5
   end
 end
 
 describe SpecNegativeOperatorMatcher, ">= operator" do
-  it "raises an SpecExpectationNotMetError when expected >= actual returns true" do
+  it "provides a failure message that 'Expected x not to be greater than or equal to y'" do
     lambda {
       SpecNegativeOperatorMatcher.new(5) >= 4
-    }.should raise_error(SpecExpectationNotMetError)
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 >= 4\nto be falsy but was true")
     lambda {
       SpecNegativeOperatorMatcher.new(5) >= 5
-    }.should raise_error(SpecExpectationNotMetError)
-  end
-
-  it "provides a failure message that 'Expected x not to be greater than or equal to y'" do
-    SpecExpectation.should_receive(:fail_with).with(
-      "Expected 5\n", "not to be greater than or equal to 4\n")
-    SpecNegativeOperatorMatcher.new(5) >= 4
+    }.should raise_error(SpecExpectationNotMetError, "Expected 5 >= 5\nto be falsy but was true")
   end
 
-  it "does not raise an exception when expected >= actual returns false" do
+  it "does not raise an exception when >= returns false" do
     SpecNegativeOperatorMatcher.new(4) >= 5
   end
 end
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