Add tests for valid binary <, >, <=, >=

Also fixed the test title ('<==|>==' -> '<=|>=')

Author: ning-y

src/slang/utils/__tests__/__snapshots__/rttc.ts.snap

@@ -1,60 +1,60 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 1`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 1`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 2`] = `"Expected string on right hand side of operation, got number."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 2`] = `"Expected string on right hand side of operation, got number."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 3`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 3`] = `"Expected string on right hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 4`] = `"Expected number on right hand side of operation, got string."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 4`] = `"Expected number on right hand side of operation, got string."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 5`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 5`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 6`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 6`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 7`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 7`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 8`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 8`] = `"Expected string on right hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 9`] = `"Expected string on right hand side of operation, got number."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 9`] = `"Expected string on right hand side of operation, got number."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 10`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 10`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 11`] = `"Expected number on right hand side of operation, got string."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 11`] = `"Expected number on right hand side of operation, got string."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 12`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 12`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 13`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 13`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 14`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 14`] = `"Expected string on right hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 15`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 15`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 16`] = `"Expected string on right hand side of operation, got number."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 16`] = `"Expected string on right hand side of operation, got number."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 17`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 17`] = `"Expected string on right hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 18`] = `"Expected number on right hand side of operation, got string."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 18`] = `"Expected number on right hand side of operation, got string."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 19`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 19`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 20`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 20`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 21`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 21`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 22`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 22`] = `"Expected string on right hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 23`] = `"Expected string on right hand side of operation, got number."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 23`] = `"Expected string on right hand side of operation, got number."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 24`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 24`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 25`] = `"Expected number on right hand side of operation, got string."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 25`] = `"Expected number on right hand side of operation, got string."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 26`] = `"Expected string or number on left hand side of operation, got boolean."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 26`] = `"Expected string or number on left hand side of operation, got boolean."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 27`] = `"Expected string or number on left hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 27`] = `"Expected string or number on left hand side of operation, got function."`;
 
-exports[`Invalid binary type combinations for (<|>|<==|>==) return TypeError 28`] = `"Expected string on right hand side of operation, got function."`;
+exports[`Invalid binary type combinations for (<|>|<=|>=) return TypeError 28`] = `"Expected string on right hand side of operation, got function."`;
 
 exports[`Invalid binary type combinations for (-|*|/|%) return TypeError 1`] = `"Expected number on right hand side of operation, got boolean."`;
 

src/slang/utils/__tests__/rttc.ts

@@ -155,7 +155,25 @@ test('Valid binary type combinations are OK for (===|!==)', () => {
   errors.map(error => expect(error).toBeUndefined())
 })
 
-test('Invalid binary type combinations for (<|>|<==|>==) return TypeError', () => {
+test('Valid binary type combinations are OK for (<|>|<=|>=)', () => {
+  const operatorValues = [
+    ['<', num, num],
+    ['<', str, str],
+    ['>', num, num],
+    ['>', str, str],
+    ['<=', num, num],
+    ['<=', str, str],
+    ['>=', num, num],
+    ['>=', str, str]
+  ]
+  const context = mockRuntimeContext()
+  const errors = operatorValues.map(opVals => {
+    return rttc.checkBinaryExpression(context, opVals[0] as BinaryOperator, opVals[1], opVals[2])
+  })
+  errors.map(error => expect(error).toBeUndefined())
+})
+
+test('Invalid binary type combinations for (<|>|<=|>=) return TypeError', () => {
   const operatorValues = [
     ['<', bool, num],
     ['<', str, num],