@@ -9,6 +9,14 @@ interface ITestData {
99}
1010
1111describe ( "helpers" , ( ) => {
12+ let originalProcessEnvNpmConfig : any = null ;
13+ beforeEach ( ( ) => {
14+ originalProcessEnvNpmConfig = process . env . npm_config_argv ;
15+ } ) ;
16+
17+ afterEach ( ( ) => {
18+ process . env . npm_config_argv = originalProcessEnvNpmConfig ;
19+ } ) ;
1220
1321 const assertTestData = ( testData : ITestData , method : Function ) => {
1422 const actualResult = method ( testData . input ) ;
@@ -699,4 +707,120 @@ describe("helpers", () => {
699707 } ) ;
700708 } ) ;
701709 } ) ;
710+
711+ const setNpmConfigArgv = ( original : string [ ] ) : void => {
712+ process . env . npm_config_argv = JSON . stringify ( { original } ) ;
713+ } ;
714+
715+ describe ( "doesCurrentNpmCommandMatch" , ( ) => {
716+ [
717+ {
718+ name : "returns true when searching for --global flag and it is passed on terminal" ,
719+ input : [ "install" , "--global" , "nativescript" ] ,
720+ expectedOutput : true
721+ } ,
722+ {
723+ name : "returns true when searching for -g flag and --global is passed on terminal" ,
724+ input : [ "install" , "-g" , "nativescript" ] ,
725+ expectedOutput : true
726+ } ,
727+ {
728+ name : "returns false when searching for global flag and it is NOT passed on terminal" ,
729+ input : [ "install" , "nativescript" ] ,
730+ expectedOutput : false
731+ } ,
732+ {
733+ name : "returns false when searching for global flag and it is NOT passed on terminal, but similar flag is passed" ,
734+ input : [ "install" , "nativescript" , "--globalEnv" ] ,
735+ expectedOutput : false
736+ } ,
737+ {
738+ name : "returns false when searching for global flag and it is NOT passed on terminal, but trying to install global package" ,
739+ input : [ "install" , "global" ] ,
740+ expectedOutput : false
741+ }
742+ ] . forEach ( testCase => {
743+ it ( testCase . name , ( ) => {
744+ setNpmConfigArgv ( testCase . input ) ;
745+ const result = helpers . doesCurrentNpmCommandMatch ( [ / ^ - - g l o b a l $ / , / ^ - g $ / ] ) ;
746+ assert . equal ( result , testCase . expectedOutput ) ;
747+ } ) ;
748+ } ) ;
749+ } ) ;
750+
751+ describe ( "isInstallingNativeScriptGlobally" , ( ) => {
752+ const installationFlags = [ "install" , "i" ] ;
753+ const globalFlags = [ "--global" , "-g" ] ;
754+ const validNativeScriptPackageNames = [ "nativescript" , "[email protected] " , "nativescript@next" ] ; 755+
756+ it ( "returns true when installing nativescript globally with npm" , ( ) => {
757+ validNativeScriptPackageNames . forEach ( nativescript => {
758+ installationFlags . forEach ( install => {
759+ globalFlags . forEach ( globalFlag => {
760+ const npmArgs = [ install , nativescript , globalFlag ] ;
761+ setNpmConfigArgv ( npmArgs ) ;
762+ const result = helpers . isInstallingNativeScriptGlobally ( ) ;
763+ assert . isTrue ( result ) ;
764+ } ) ;
765+ } ) ;
766+ } ) ;
767+ } ) ;
768+
769+ it ( "returns true when installing nativescript globally with yarn" , ( ) => {
770+ validNativeScriptPackageNames . forEach ( nativescript => {
771+ const npmArgs = [ "global" , "add" , nativescript ] ;
772+ setNpmConfigArgv ( npmArgs ) ;
773+ const result = helpers . isInstallingNativeScriptGlobally ( ) ;
774+ assert . isTrue ( result ) ;
775+ } ) ;
776+ } ) ;
777+
778+ const invalidInstallationFlags = [ "installpackage" , "is" ] ;
779+ const invalidGlobalFlags = [ "--globalEnv" , "" ] ;
780+ const invalidNativeScriptPackageNames = [ "nativescript" , "nativescript-facebook" , "[email protected] " , "kinvey-nativescript-plugin" ] ; 781+
782+ it ( `returns false when command does not install nativescript globally` , ( ) => {
783+ invalidInstallationFlags . forEach ( nativescript => {
784+ invalidGlobalFlags . forEach ( install => {
785+ invalidNativeScriptPackageNames . forEach ( globalFlag => {
786+ const npmArgs = [ install , nativescript , globalFlag ] ;
787+ setNpmConfigArgv ( npmArgs ) ;
788+ const result = helpers . isInstallingNativeScriptGlobally ( ) ;
789+ assert . isFalse ( result ) ;
790+ } ) ;
791+ } ) ;
792+ } ) ;
793+ } ) ;
794+ } ) ;
795+
796+ describe ( "getCurrentNpmCommandArgv" , ( ) => {
797+ it ( "returns the value of process.env.npm_config_argv.original" , ( ) => {
798+ const command = [ "install" , "nativescript" ] ;
799+ process . env . npm_config_argv = JSON . stringify ( { someOtherProp : 1 , original : command } ) ;
800+ const actualCommand = helpers . getCurrentNpmCommandArgv ( ) ;
801+ assert . deepEqual ( actualCommand , command ) ;
802+ } ) ;
803+
804+ describe ( "returns empty array" , ( ) => {
805+ const assertResultIsEmptyArray = ( ) => {
806+ const actualCommand = helpers . getCurrentNpmCommandArgv ( ) ;
807+ assert . deepEqual ( actualCommand , [ ] ) ;
808+ } ;
809+
810+ it ( "when npm_config_argv is not populated" , ( ) => {
811+ delete process . env . npm_config_argv ;
812+ assertResultIsEmptyArray ( ) ;
813+ } ) ;
814+
815+ it ( "when npm_config_argv is not a valid json" , ( ) => {
816+ process . env . npm_config_argv = "invalid datas" ;
817+ assertResultIsEmptyArray ( ) ;
818+ } ) ;
819+
820+ it ( "when npm_config_argv.original is null" , ( ) => {
821+ process . env . npm_config_argv = JSON . stringify ( { original : null } ) ;
822+ assertResultIsEmptyArray ( ) ;
823+ } ) ;
824+ } ) ;
825+ } ) ;
702826} ) ;
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