fix(test): add cases for state changes

test/TestResolve.ts

@@ -33,7 +33,7 @@ describe('resolve labels', () => {
     for (const test of TEST_CASES) {
       it(`should resolve ${test.name}`, () => {
         const actualResult = resolveProject(test.input);
-        expect(actualResult).to.deep.equal(test.result);
+        expect(actualResult).to.deep.include(test.result);
       });
     }
   });

test/resolve/cases.ts

@@ -1,11 +1,98 @@
 import { ResolveInput, ResolveResult } from '../../src/resolve';
+import { StateLabel } from '../../src';
 
 export interface ResolveTestCase {
   input: ResolveInput;
   name: string;
-  result: ResolveResult;
+  result: Partial<ResolveResult>;
 }
 
+export const TWO_STATE_CYCLE: StateLabel = {
+  adds: [],
+  divider: '/',
+  name: 'foo',
+  priority: 1,
+  removes: [],
+  requires: [],
+  values: [{
+    adds: [{
+      name: 'fin',
+    }],
+    becomes: [{
+      adds: [{
+        name: 'foo/bin',
+      }],
+      matches: [{
+        name: 'next',
+      }],
+      removes: [],
+    }],
+    name: 'bar',
+    priority: 1,
+    removes: [{
+      name: 'bob',
+    }],
+    requires: [],
+  }, {
+    adds: [],
+    becomes: [{
+      adds: [{
+        name: 'foo/bar',
+      }],
+      matches: [{
+        name: 'next',
+      }],
+      removes: [],
+    }],
+    name: 'bin',
+    priority: 1,
+    removes: [{
+      name: 'bob',
+    }],
+    requires: [],
+  }],
+};
+
+export const SECOND_STATE_FALLBACK: StateLabel = {
+  adds: [],
+  divider: '/',
+  name: 'foo',
+  priority: 1,
+  removes: [],
+  requires: [],
+  values: [{
+    adds: [],
+    becomes: [{
+      adds: [{
+        name: 'fin',
+      }],
+      matches: [{
+        name: 'next',
+      }],
+      removes: [],
+    }],
+    name: 'bar',
+    priority: 1,
+    removes: [],
+    requires: [{
+      name: 'bob',
+    }],
+  }, {
+    adds: [],
+    becomes: [{
+      adds: [],
+      matches: [{
+        name: 'next',
+      }],
+      removes: [],
+    }],
+    name: 'bin',
+    priority: 1,
+    removes: [],
+    requires: [],
+  }],
+};
+
 export const TEST_CASES: Array<ResolveTestCase> = [{
   input: {
     flags: [],
@@ -40,4 +127,59 @@ export const TEST_CASES: Array<ResolveTestCase> = [{
       'test',
     ],
   },
+}, {
+  input: {
+    flags: [],
+    labels: ['foo/bar', 'next'],
+    states: [TWO_STATE_CYCLE],
+  },
+  name: 'become adds',
+  result: {
+    errors: [],
+    labels: ['fin', 'foo/bin'],
+  },
+}, {
+  input: {
+    flags: [],
+    labels: ['foo/bar', 'next', 'bob'],
+    states: [TWO_STATE_CYCLE],
+  },
+  name: 'become removes',
+  result: {
+    errors: [],
+    labels: ['fin', 'foo/bin'],
+  },
+}, {
+  input: {
+    flags: [],
+    labels: ['foo/bar', 'foo/bin'],
+    states: [TWO_STATE_CYCLE],
+  },
+  name: 'state single value',
+  result: {
+    errors: [],
+    labels: ['foo/bar', 'fin'],
+  },
+}, {
+  input: {
+    flags: [],
+    labels: ['foo/bar', 'foo/bin'],
+    states: [SECOND_STATE_FALLBACK],
+  },
+  name: 'second state requires missing',
+  result: {
+    errors: [],
+    labels: ['foo/bin'],
+  },
+}, {
+  input: {
+    flags: [],
+    labels: ['foo/bar', 'foo/bin', 'bob'],
+    states: [SECOND_STATE_FALLBACK],
+  },
+  name: 'second state requires present',
+  result: {
+    errors: [],
+    labels: ['foo/bar', 'bob'],
+  },
 }];